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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES (shaping of plastics or substances in a plastic state B29C; metallurgical processing, selection of substances to be added to metal C21, C22).
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Treatment of fused masses in the ladle or the supply runners before casting
{
(for continuous casting B22D 11/10; metallurgical processing, e.g. refining of iron or other metal C21, C22, C25C)
}
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B22D 1/002
.
{
Treatment with gases (C21C 7/072, C22B 9/05 take precedence)
}
B22D 1/005
. .
{
Injection assemblies therefor (features relating to gas injection, provided on closures of the sliding gate type B22D 41/42; provided on pouring nozzles B22D 41/58; provided on closures of the stopper-rod type B22D 41/186)
}
B22D 1/007
.
{
Treatment of the fused masses in the supply runners (B22D 1/002, B22D 1/005 take precedence)
}
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Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass.
B22D 2/001
.
{
for the slag appearance in a molten metal stream
}
B22D 2/003
.
{
for the level of the molten metal (B22D 11/181 and B22D 11/201 take precedence; level indicators in general G01F 23/00)
}
B22D 2/005
.
{
for the thickness of a frozen shell (B22D 11/188 and B22D 11/207 take precedence)
}
B22D 2/006
.
{
for the temperature of the molten metal (measuring temperature in general G01K)
}
B22D 2/008
.
{
for the viscosity of the molten metal (measuring viscosity in general G01N 11/00)
}
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Guide Heading:
Casting of pigs, i.e. metal castings suitable for subsequently melting; similar casting
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Pig or like casting (equipment for conveying molten metal B22D 35/00)
B22D 3/02
.
Moulding of beds
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Machines or plants for pig or like casting
B22D 5/005
.
{
Devices for stacking pigs; Pigforms to be stacked
}
B22D 5/02
.
with rotary casting tables
B22D 5/04
.
with endless casting converyers
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Guide Heading:
Casting of ingots, i.e. metal castings suitable for subsequently rolling or forging
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Casting ingots,
{
e.g. from ferrous metals
}
(equipment for conveying molten metal B22D 35/00).
B22D 7/005
.
{
from non-ferrous metals
}
B22D 7/02
.
Casting compound ingots of two or more different metals in the molten state, i.e. integrally cast
B22D 7/04
.
Casting hollow ingots
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B22D 7/06
.
Ingot moulds or their manufacture
B22D 7/062
. .
{
Stools for ingot moulds
}
B22D 7/064
. .
{
Cooling the ingot moulds
}
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B22D 7/066
. .
{
Manufacturing, repairing or reinforcing ingot moulds
}
B22D 7/068
. . .
{
characterised by the materials used therefor
}
B22D 7/08
. .
Divided ingot moulds
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B22D 7/10
. .
Hot tops therefor
{
heating the top discard of ingots B22D 27/06
}
06]
B22D 7/102
. . .
{
from refractorial material only
}
B22D 7/104
. . .
{
from exothermic material only
}
B22D 7/106
. . .
{
Configuration of hot tops
}
B22D 7/108
. . .
{
Devices for making or fixing hot tops
}
B22D 7/12
.
Appurtenances, e.g. for sintering, for preventing splashing
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Machines or plants for casting ingots
B22D 9/003
.
{
for top casting
}
B22D 9/006
.
{
for bottom casting
}
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Guide Heading:
Particular casting processes; Machines or apparatus therefor
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Continuous casting of metals, i.e. casting in indefinite lengths (metal drawing, metal extruding B21C)
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B22D 11/001
.
{
of specific alloys
}
B22D 11/002
. .
{
Stainless steels
}
B22D 11/003
. .
{
Aluminium alloys
}
B22D 11/004
. .
{
Copper alloys
}
B22D 11/005
.
{
of wire (casting on wire B22D 19/14)
}
B22D 11/006
.
{
of tubes
}
B22D 11/007
.
{
of composite ingots, i.e. two or more molten metals of different compositions being used to integrally cast the ingots (casting of composite ingots in definite lengths B22D 7/02)
}
B22D 11/008
.
{
of clad ingots, i.e. the molten metal being cast against a continuous strip forming part of the cast product
}
B22D 11/009
.
{
of work of special cross-section, e.g. I-beams, U-profiles
}
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B22D 11/01
.
without moulds, e.g. on molten surfaces
B22D 11/015
. .
{
using magnetic field for conformation, i.e. the metal is not in contact with a mould
}
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B22D 11/04
.
into open-ended moulds (B22D 11/06, B22D 11/07 take precedence; plants for continuous casting, e.g. for upwardly drawing the strand B22D 11/14)
B22D 11/0401
. .
{
Moulds provided with a feed head
}
B22D 11/0403
. .
{
Multiple moulds
}
B22D 11/0405
. .
{
Rotating moulds
}
B22D 11/0406
. .
{
Moulds with special profile
}
B22D 11/0408
. .
{
Moulds for casting thin slabs
}
B22D 11/041
. .
for vertical casting (B22D 11/043, B22D 11/049 to B22D 11/059 take precedence)
B22D 11/043
. .
Curved moulds (B22D 11/049 to B22D 11/059 take precedence)
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B22D 11/045
. .
for horizontal casting (B22D 11/049 to B22D 11/059 take precedence)
B22D 11/0455
. . .
{
Bidirectional horizontal casting
}
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B22D 11/047
. . .
Means for joining tundish to mould
B22D 11/0475
. . . .
{
characterised by use of a break ring
}
B22D 11/049
. .
for direct chill casting, e.g. electromagnetic casting
B22D 11/05
. .
into moulds having adjustable walls
B22D 11/051
. .
into moulds having oscillating walls
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B22D 11/053
. .
Means for oscillating the moulds
B22D 11/0535
. . .
{
in a horizontal plane
}
B22D 11/055
. .
Cooling the moulds (
{
B22D 11/04 takes precedence
}
)
B22D 11/057
. .
Manufacturing or calibrating the moulds
B22D 11/059
. .
Mould materials or platings
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B22D 11/06
.
into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
B22D 11/0602
. .
{
formed by a casting wheel and belt, e.g. Properzi-process
}
B22D 11/0605
. .
{
formed by two belts, e.g. Hazelett-process
}
B22D 11/0608
. .
{
formed by caterpillars
}
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B22D 11/0611
. .
{
formed by a single casting wheel, e.g. for casting amorphous metal strips or wires
}
B22D 11/0614
. . .
{
the casting wheel being immersed in a molten metal bath, and drawing out upwardly the casting strip
}
B22D 11/0617
. . .
{
the casting wheel having its axis vertical and a casting strip formed in a peripheral groove of the wheel
}
B22D 11/062
. . .
{
the metal being cast on the inside surface of the casting wheel
}
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B22D 11/0622
. .
{
formed by two casting wheels
}
B22D 11/0625
. . .
{
the two casting wheels being immersed in a molten metal bath and drawing out upwardly the casting strip
}
B22D 11/0628
. .
{
formed by more than two casting wheels
}
B22D 11/0631
. .
{
formed by a travelling straight surface, e.g. through-like moulds, a belt
}
B22D 11/0634
. .
{
formed by a casting wheel and a co-operating shoe
}
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B22D 11/0637
. .
{
Accessories therefor
}
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B22D 11/064
. . .
{
for supplying molten metal (supplying molten metal to open-ended moulds B22D 11/10)
}
B22D 11/0642
. . . .
{
Nozzles (nozzles used in open-ended moulds B22D 41/50)
}
B22D 11/0645
. . . .
{
Sealing means for the nozzle between the travelling surfaces
}
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B22D 11/0648
. . .
{
Casting surfaces
}
B22D 11/0651
. . . .
{
Casting wheels (B22D 11/0682 takes precedence)
}
B22D 11/0654
. . . .
{
Casting belts (B22D 11/0685 takes precedence)
}
B22D 11/0657
. . . .
{
Caterpillars (B22D 11/0688 takes precedence)
}
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B22D 11/066
. . . .
{
Side dams (B22D 11/0691 takes precedence)
}
B22D 11/0662
. . . . .
{
having electromagnetic confining means
}
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B22D 11/0665
. . .
{
for treating the casting surfaces, e.g. calibrating, cleaning, dressing, preheating
}
B22D 11/0668
. . . .
{
for dressing, coating or lubricating
}
B22D 11/0671
. . . .
{
for heating or drying
}
B22D 11/0674
. . . .
{
for machining
}
B22D 11/0677
. . .
{
for guiding, supporting or tensioning the casting belts
}
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B22D 11/068
. . .
{
for cooling the cast product during its passage through the mould surfaces (cooling open-ended moulds B22D 11/04; secondary cooling B22D 11/124)
}
B22D 11/0682
. . . .
{
by cooling the casting wheel
}
B22D 11/0685
. . . .
{
by cooling the casting belts (B22D 11/0677 takes precedence)
}
B22D 11/0688
. . . .
{
by cooling the caterpillars
}
B22D 11/0691
. . . .
{
by cooling the side dams
}
B22D 11/0694
. . .
{
for peeling-off or removing the cast product
}
B22D 11/0697
. . .
{
for casting in a protected atmosphere
}
B22D 11/07
.
Lubricating the moulds
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B22D 11/08
.
Accessories for starting the casting procedure
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B22D 11/081
. .
{
Starter bars
}
B22D 11/083
. . .
{
Starter bar head; Means for connecting or detaching starter bars and ingots
}
B22D 11/085
. .
{
Means for storing or introducing the starter bars in the moulds
}
B22D 11/086
. .
{
Means for connecting cast ingots of different sizes or compositions
}
B22D 11/088
. .
{
Means for sealing the starter bar head in the moulds
}
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B22D 11/10
.
Supplying or treating molten metal (B22D 41/00 takes precedence)
B22D 11/103
. .
Distributing the molten metal, e.g. using runners, floats, distributors
B22D 11/106
. .
Shielding the molten jet (
{
B22D 41/50 takes precedence
}
)
B22D 11/108
. .
Feeding additives, powders, or the like
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B22D 11/11
. .
Treating the molten metal
B22D 11/111
. . .
by using protecting powders
B22D 11/112
. . .
by accelerated cooling
B22D 11/113
. . .
by vacuum treating
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B22D 11/114
. . .
by using agitating or vibrating means (B22D 11/117 takes precedence)
B22D 11/115
. . . .
by using magnetic fields
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B22D 11/116
. . .
Refining the metal
B22D 11/117
. . . .
by treating with gases (B22D 11/118, B22D 11/119 take precedence)
B22D 11/118
. . . .
by circulating the metal under, over or around weirs (B22D 11/119 takes precedence)
B22D 11/119
. . . .
by filtering
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B22D 11/12
.
Accessories for subsequent treating or working cast stock in situ(rolling immediately subsequent to continuous casting B21B 1/46, B21B 13/22)
B22D 11/1206
. .
{
for plastic shaping of strands (rolling mills B21B 1/46)
}
B22D 11/1213
. .
{
for heating or insulating strands
}
B22D 11/122
. .
{
using magnetic fields
}
B22D 11/1226
. .
{
for straightening strands
}
B22D 11/1233
. .
{
for marking strands
}
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B22D 11/124
. .
for cooling
B22D 11/1241
. . .
{
by transporting the cast stock through a liquid medium bath or a fluidized bed
}
B22D 11/1243
. . .
{
by using cooling grids or cooling plates
}
B22D 11/1245
. . .
{
using specific cooling agents
}
B22D 11/1246
. . .
{
Nozzles; Spray heads
}
B22D 11/1248
. . .
{
Means for removing cooling agent from the surface of the cast stock
}
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B22D 11/126
. .
for cutting
B22D 11/1265
. . .
{
having auxiliary devices for deburring
}
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B22D 11/128
. .
for removing
B22D 11/1281
. . .
{
Vertical removing
}
B22D 11/1282
. . .
{
Vertical casting and curving the cast stock to the horizontal
}
B22D 11/1284
. . .
{
Horizontal removing
}
B22D 11/1285
. . .
{
Segment changing devices for supporting or guiding frames
}
B22D 11/1287
. . .
{
Rolls; Lubricating, cooling or heating rolls while in use
}
B22D 11/1288
. . .
{
Walking bar members
}
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B22D 11/14
.
Plants for continuous casting
B22D 11/141
. .
{
for vertical casting
}
B22D 11/142
. .
{
for curved casting
}
B22D 11/143
. .
{
for horizontal casting
}
B22D 11/144
. .
{
with a rotating mould
}
B22D 11/145
. .
{
for upward casting
}
B22D 11/146
. .
{
for inclined casting
}
B22D 11/147
. .
{
Multi-strand plants
}
B22D 11/148
. .
{
Safety arrangements
}
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B22D 11/16
.
Controlling or regulating processes or operations
B22D 11/161
. .
{
for automatic starting the casting process
}
B22D 11/163
. .
{
for cutting cast stock
}
B22D 11/165
. .
{
for the supply of casting powder
}
B22D 11/166
. .
{
for mould oscillation
}
B22D 11/168
. .
{
for adjusting the mould size or mould taper
}
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B22D 11/18
. .
for pouring (B22D 11/20 takes precedence)
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B22D 11/181
. . .
{
responsive to molten metal level or slag level
}
B22D 11/182
. . . .
{
by measuring temperature
}
B22D 11/183
. . . .
{
by measuring molten metal weight
}
B22D 11/185
. . . .
{
by using optical means
}
B22D 11/186
. . . .
{
by using electric, magnetic, sonic or ultrasonic means
}
B22D 11/187
. . . .
{
by using X-rays or nuclear radiation
}
B22D 11/188
. . .
{
responsive to thickness of solidified shell
}
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B22D 11/20
. .
for removing cast stock
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B22D 11/201
. . .
{
responsive to molten metal level or slag level
}
B22D 11/202
. . . .
{
by measuring temperature
}
B22D 11/203
. . . .
{
by measuring molten metal weight
}
B22D 11/204
. . . .
{
by using optical means
}
B22D 11/205
. . . .
{
by using electric, magnetic, sonic or ultrasonic means
}
B22D 11/206
. . . .
{
by using X-rays or nuclear radiation
}
B22D 11/207
. . .
{
responsive to thickness of solidified shell
}
B22D 11/208
. . .
{
for aligning the guide rolls
}
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B22D 11/22
. .
for cooling cast stock or mould
B22D 11/225
. . .
{
for secondary cooling
}
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Centrifugal casting; Casting by using centrifugal force
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B22D 13/02
.
of elongated solid or hollow bodies, e.g. pipes, in moulds rotating around their longitudinal axis
B22D 13/023
. .
{
the longitudinal axis being horizontal
}
B22D 13/026
. .
{
the longitudinal axis being vertical
}
B22D 13/04
.
of shallow solid or hollow bodies, e.g. wheels or rings, in moulds rotating around their axis of symmetry
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B22D 13/06
.
of solid or hollow bodies in moulds rotating around an axis arranged outside the mould
B22D 13/063
. .
{
for dentistry or jewellery
}
B22D 13/066
. .
{
several moulds being disposed in a circle
}
B22D 13/08
.
in which a stationary mould is fed from a rotating mass of liquid metal
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B22D 13/10
.
Accessories for centrifugal casting apparatus, e.g. moulds, linings therefor, means for feeding molten metal, cleansing moulds, removing castings (making or lining moulds B22C)
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B22D 13/101
. .
{
Moulds
}
B22D 13/102
. . .
{
Linings for moulds (making or lining moulds B22C)
}
B22D 13/104
. . .
{
Cores
}
B22D 13/105
. . .
{
Cooling for moulds or cores
}
B22D 13/107
. .
{
Means for feeding molten metal
}
B22D 13/108
. .
{
Removing of casting
}
B22D 13/12
.
Controlling, supervising, specially adapted to centrifugal casting, e.g. for safety reasons (controlling or regulating in general G05)
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Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
B22D 15/005
.
{
of rolls, wheels or the like (B22D 19/16 takes precedence)
}
B22D 15/02
.
of cylinders, pistons, bearing shells or like thin-walled objects
B22D 15/04
.
Machines or apparatus for chill casting (
{
B22D 15/005
}
, B22D 15/02 take precedence)
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Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
B22D 17/002
.
{
using movable moulds (for plastics B29C 45/04)
}
B22D 17/005
.
{
using two or more fixed moulds (for plastics B29C 45/12)
}
B22D 17/007
.
{
Semi-solid pressure die casting
}
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B22D 17/02
.
Hot chamber machines, i.e. with heated press chamber in which metal is melted
B22D 17/04
. .
Plunger machines
B22D 17/06
. .
air injection machines
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B22D 17/08
.
Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled
B22D 17/10
. .
with horizontal press motion
B22D 17/12
. .
with vertical press motion
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B22D 17/14
.
Machines with evacuated die cavity
B22D 17/145
. .
{
Venting means therefor (for permanent moulds B22C 9/067)
}
B22D 17/16
.
specially adapted for casting slide fasteners or elements therefor
B22D 17/18
.
Machines built up from units providing for different combinations
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B22D 17/20
.
Accessories: Details
B22D 17/2007
. .
{
Methods or apparatus for cleaning or lubricating moulds
}
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B22D 17/2015
. .
{
Means for forcing the molten metal into the die (for plastics B29C 45/46)
}
B22D 17/2023
. . .
{
Nozzles or shot sleeves
}
B22D 17/203
. . .
{
Injection pistons (B22D 17/2053 takes precedence; for plastics B29C 45/53)
}
B22D 17/2038
. . .
{
Heating, cooling or lubricating the injection unit (for plastics B29C 45/74, B29C 45/83)
}
B22D 17/2046
. . .
{
with provisions for damping the pressure peak
}
B22D 17/2053
. . .
{
using two or more cooperating injection pistons
}
B22D 17/2061
. . .
{
using screws
}
B22D 17/2069
. . .
{
Exerting after-pressure on the moulding material
}
B22D 17/2076
. .
{
Cutting-off equipment for sprues or ingates (for plastics B29C 45/38)
}
B22D 17/2084
. .
{
Manipulating or transferring devices for evacuating cast pieces
}
B22D 17/2092
. .
{
Safety devices (for plastics B29C 45/84)
}
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B22D 17/22
. .
Dies (manufacture, see the appropriate class, e.g. B23P 15/24); Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
B22D 17/2209
. . .
{
Selection of die materials (for permanent moulds B22C 9/061)
}
B22D 17/2218
. . .
{
Cooling or heating equipment for dies (for permanent moulds B22C 9/065; for plastics B29C 45/73)
}
B22D 17/2227
. . .
{
Die seals (for plastics B29C 45/2608)
}
B22D 17/2236
. . .
{
Equipment for loosening or ejecting castings from dies (for plastics B29C 45/40)
}
B22D 17/2245
. . .
{
having walls provided with means for marking or patterning
}
B22D 17/2254
. . .
{
having screw-threaded die walls
}
B22D 17/2263
. . .
{
having tubular die cavities
}
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B22D 17/2272
. . .
{
Sprue channels
}
B22D 17/2281
. . . .
{
closure devices therefor
}
B22D 17/229
. . .
{
with exchangeable die part (B22D 17/2245 takes precedence)
}
B22D 17/24
. . .
Accessories for locating and holding cores or inserts
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B22D 17/26
. .
Mechanisms or devices for locking or opening dies
B22D 17/263
. . .
{
mechanically
}
B22D 17/266
. . .
{
hydraulically
}
B22D 17/28
. .
Melting pots
B22D 17/30
. .
Accessories for supplying molten metal, e.g. in rations (supplying molten metal in ration in general B22D 39/00)
B22D 17/32
. .
Controlling equipment
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Pressure casting; Vacuum casting (B22D 17/00 takes precedence; treating the metal in the mould by using pressure or vacuum B22D 27/00)
B22D 18/02
.
Pressure casting making use of mechanical pressure devices, e.g. cast-forging (B22D 18/04 takes precedence)
B22D 18/04
.
Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
B22D 18/06
.
Vacuum casting, i.e. making use of vacuum to fill the mould
B22D 18/08
.
Controlling, supervising, e.g. for safety reasons (controlling or regulating in general G05)
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Casting in, on, or around objects which form part of the product (B22D 23/04 takes precedence; alumino-thermic welding B23K 23/00; coating by casting molten material on the substrate C23C 6/00)
Collapse
B22D 19/0009
.
{
Cylinders, pistons
}
B22D 19/0018
. .
{
cylinders with fins
}
B22D 19/0027
. .
{
pistons
}
B22D 19/0036
.
{
gears
}
B22D 19/0045
.
{
household utensils
}
B22D 19/0054
.
{
rotors, stators for electrical motors
}
B22D 19/0063
.
{
finned exchangers (cylinders B22D 19/0018)
}
B22D 19/0072
.
{
for making objects with integrated channels
}
B22D 19/0081
.
{
pretreatment of the insert, e.g. for enhancing the bonding between insert and surrounding cast metal
}
B22D 19/009
.
{
for casting objects the members of which can be separated afterwards
}
B22D 19/02
.
for making reinforced articles (B22D 19/14 takes precedence)
Collapse
B22D 19/04
.
for joining parts
B22D 19/045
. .
{
for joining tubes
}
B22D 19/06
.
for manufacturing or repairing tools
Collapse
B22D 19/08
.
for building-up linings or coverings, e.g. of anti-frictional metal
B22D 19/085
. .
{
of anti-frictional metal
}
B22D 19/10
.
Repairing defective or damaged objects by metal casting procedures (by other procedures B23P 6/04; ingot mould B22D 7/06; B22D 19/06 takes precedence)
B22D 19/12
.
for making objects, e.g. hinges, with parts which are movable relatively to one another
B22D 19/14
.
the objects being filamentary or particulate in form (making alloys containing fibres or filaments by contacting the fibres or filaments with molten metal C22C 47/08)
B22D 19/16
.
for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills (casting compound ingots B22D 7/02)
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Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; selection of compositions therefor
{
(non-ferrous ingots B22D 7/005)
}
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B22D 21/002
.
{
Castings of light metals
}
B22D 21/005
. .
{
with high melting point, e.g. Be 1280 degrees C, Ti 1725 degrees C
}
B22D 21/007
. .
{
with low melting point, e.g. Al 659 degrees C, Mg 650 degrees C
}
Collapse
B22D 21/02
.
Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere (use of inert atmosphere in casting metals in general B22D 23/00; apparatus for vacuum casting B22D 27/15)
B22D 21/022
. .
{
Casting heavy metals, with exceedingly high melting points, i.e. more than 1600 degrees C, e.g. W 3380 degrees C, Ta 3000 degrees C, Mo 2620 degrees C, Zr 1860 degrees C, Cr 1765 degrees C, V 1715 degrees C
}
B22D 21/025
. .
{
Casting heavy metals with high melting point, i.e. 1000 - 1600 degrees C, e.g. Co 1490 degrees C, Ni 1450 degrees C, Mn 1240 degrees C, Cu 1083 degrees C
}
B22D 21/027
. .
{
Casting heavy metals with low melting point, i.e. less than 1000 degrees C, e.g. Zn 419 degrees C, Pb 327 degrees C, Sn 232 degrees C
}
B22D 21/04
. .
Casting aluminium or magnesium
{
no material; see B22D 21/007
}
B22D 21/06
.
Casting non-ferrous metals with a high melting point, e.g. metallic carbides (B22D 21/02 takes precedence)
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Casting processes not provided for in groups B22D 1/00 to B22D 21/00(making metallic powder by casting B22F 9/08; alumino-thermic welding B23K 23/00; remelting metals C22B 9/16)
B22D 23/003
.
{
Moulding by spraying metal on a surface
}
B22D 23/006
.
{
Casting by filling the mould through rotation of the mould together with a molten metal holding recipient, about a common axis
}
B22D 23/02
.
Top casting
B22D 23/04
.
Casting by dipping (hot-dipping or immersion processes for applying coating material in the molten state without affecting the shape C23C 2/00)
Collapse
B22D 23/06
.
Melting-down metal, e.g. metal particles, in the mould
B22D 23/10
. .
Electroslag casting
{
(electroslag remelting C22B 9/18)
}
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Special casting characterised by the nature of the product (B22D 15/02, B22D 17/16, B22D 19/00 take precedence; casting stereotype plates B41D 3/00)
B22D 25/005
.
{
Casting metal foams
}
Collapse
B22D 25/02
.
by its peculiarity of shape; of works of art
{
(cylinders, pistons B22D 15/02)
}
B22D 25/023
. .
{
Casting chains or the like
}
B22D 25/026
. .
{
Casting jewelry articles (B22D 13/063 takes precedence)
}
B22D 25/04
. .
Casting metal electric battery plates or the like (manufacture thereof by multi-step processes H01M 4/82)
Collapse
B22D 25/06
.
by its physical properties (B22D 27/00 takes precedence)
B22D 25/08
. .
by uniform hardness (B22D 15/00 takes precedence)
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Treating the metal in the mould while it is molten or ductile (B22D 7/12, B22D 11/10, B22D 43/00 take precedence);
{
Pressure or vacuum casting (B22D 17/00 takes precedence)
}
B22D 27/003
.
{
by using inert gases
}
B22D 27/006
.
{
by using reactive gases
}
B22D 27/02
.
Use of electric or magnetic effects
{
(for continuous casting B22D 11/015, B22D 11/11)
}
Collapse
B22D 27/04
.
Influencing the temperature of the metal, e.g. by heating or cooling the mould
B22D 27/045
. .
{
Directionally solidified castings
}
B22D 27/06
. .
Heating the top discard of ingots (hot tops for ingot moulds B22D 7/10)
B22D 27/08
.
Shaking, vibrating, or turning of moulds
Collapse
B22D 27/09
.
by using pressure
B22D 27/11
. .
making use of mechanical pressing devices
B22D 27/13
. .
making use of gas pressure
B22D 27/15
.
by using vacuum
B22D 27/18
.
Measures for using chemical processes for influencing the surface composition of castings, e.g. for increasing resistance to acid attack
B22D 27/20
.
Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor
Collapse
Guide Heading:
Final measures after casting (cleaning of castings by sand-blasting B24C)
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Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
{
(B22D 13/10, B22D 11/124, B22D 17/00 take precedence)
}
Collapse
B22D 29/001
.
{
Removing cores
}
B22D 29/002
. .
{
by leaching, washing or dissolving
}
B22D 29/003
. .
{
using heat
}
B22D 29/005
. .
{
by vibrating or hammering
}
B22D 29/006
. .
{
by abrasive, water or air blasting
}
Collapse
B22D 29/007
. .
{
by using explosive shock waves
}
B22D 29/008
. . .
{
in a liquid medium
}
B22D 29/02
.
Vibratory apparatus specially designed for shaking out flasks
Collapse
B22D 29/04
.
Handling or stripping castings or ingots (grippers in general, see the relevant subclasses, e.g. B66C)
B22D 29/06
. .
Strippers actuated by fluid pressure
B22D 29/08
. .
Strippers actuated mechanically
Cooling castings, not restricted to casting processes covered by a single main group (accessories for cooling cast stock in continuous casting of metals B22D 11/124; controlling or regulating processes or operations for cooling cast stock or mould in continuous casting of metals B22D 11/22; chill casting B22D 15/00)
Collapse
Cutting-off surplus material, e.g. gates;
{
Cleaning and working on castings (B22D 17/2076 takes precedence)
}
Collapse
B22D 31/002
.
{
Cleaning, working on castings
}
B22D 31/005
. .
{
Sealing or impregnating porous castings
}
B22D 31/007
. .
{
Tumbling mills
}
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Guide Heading:
Other equipment for casting (arrangement of indicating or measuring devices B22D 2/00)
Collapse
Equipment for handling moulds
B22D 33/005
.
{
Transporting flaskless moulds
}
B22D 33/02
.
Turning or transposing moulds
B22D 33/04
.
Bringing together or separating moulds
B22D 33/06
.
Burdening or relieving moulds
Collapse
Equipment for conveying molten metal into beds or moulds (B22D 37/00 to B22D 41/00 take precedence; specially adapted to particular processes or machines, see the relevant groups)
B22D 35/02
.
into beds
Collapse
B22D 35/04
.
into moulds, e.g. base plates, runners
B22D 35/045
. .
{
Runner base plates for bottom casting ingots
}
B22D 35/06
.
Heating or cooling equipment
Collapse
Controlling or regulating the pouring of molten metal from a casting melt-holding vessel (B22D 39/00 ,B22D 41/00 take precedence; specially adapted to particular processes or machines, see the relevant groups of this subclass)
{
B22D 11/18 takes precedence
}
B22D 37/005
.
{
Shielding the molten metal stream (B22D 11/106, B22D 41/50 take precedence)
}
Collapse
Equipment for supplying molten metal in rations (specially adapted to particular processes or machines, see the relevant groups of this subclass)
Collapse
B22D 39/003
.
{
using electromagnetic field
}
B22D 39/006
. .
{
Electromagnetic conveyers
}
Collapse
B22D 39/02
.
having means for controlling the amount of molten metal by volume
B22D 39/023
. .
{
using a displacement member
}
B22D 39/026
. .
{
using a ladler
}
B22D 39/04
.
having means for controlling the amount of molten metal by weight
B22D 39/06
.
having means for controlling the amount of molten metal by controlling the pressure above the molten metal
Collapse
Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like (B22D 39/00, B22D 43/00 take precedence)
B22D 41/001
.
{
devices for cleaning ladles (cleaning in general B08B)
}
B22D 41/003
.
{
with impact pads
}
Collapse
B22D 41/005
.
with heating or cooling means
Collapse
B22D 41/01
. .
Heating means
B22D 41/015
. . .
with external heating, i.e. the heat source not being a part of the ladle
Collapse
B22D 41/02
.
Linings
B22D 41/023
. .
{
Apparatus used for making or repairing linings (equipment used for making or repairing converter linings C21C 5/441)
}
B22D 41/026
. .
{
Apparatus used for fracturing and removing of linings
}
Collapse
B22D 41/04
.
tiltable
B22D 41/05
. .
Tea-pot spout ladles
B22D 41/06
.
Equipment for tilting
B22D 41/08
.
for bottom pouring (B22D 41/14, B22D 41/50 take precedence)
Collapse
B22D 41/12
.
Travelling ladles or similar containers; Cars for ladles (casting cranes B66C)
B22D 41/13
. .
Ladle turrets
Collapse
B22D 41/14
.
Closures
Collapse
B22D 41/16
. .
stopper-rod type, i.e. a stopper-rod being positioned downwardly through the vessel and the metal therein, for selective registry with the pouring opening
Collapse
B22D 41/18
. . .
Stopper-rods therefor
B22D 41/183
. . . .
{
with cooling means
}
B22D 41/186
. . . .
{
with means for injecting a fluid into the melt
}
B22D 41/20
. . .
Stopper-rod operating equipment
Collapse
B22D 41/22
. .
sliding-gate type, i.e. having a fixed plate and a movable plate in sliding contact with each other for selective registry of their openings
B22D 41/24
. . .
characterised by a rectilinearly movable plate (B22D 41/38 to B22D 41/42 take precedence)
B22D 41/26
. . .
characterised by a rotatively movable plate (B22D 41/38 to B22D 41/42 take precedence)
Collapse
B22D 41/28
. . .
Plates therefor (B22D 41/38 to B22D 41/42 take precedence)
Collapse
B22D 41/30
. . . .
Manufacturing or repairing thereof
B22D 41/32
. . . . .
characterised by the materials used therefor
B22D 41/34
. . . .
Supporting, fixing or centering means therefor
B22D 41/36
. . . .
Treating the plates, e.g. lubricating, heating (ladles, cups or the like with heating means B22D 41/01)
B22D 41/38
. . .
Means for operating the sliding gate
B22D 41/40
. . .
Means for pressing the plates together
B22D 41/42
. . .
Features relating to gas injection
Collapse
B22D 41/44
. .
Consumable closure means, i.e. closure means being used only once
Collapse
B22D 41/46
. . .
Refractory plugging masses
B22D 41/465
. . . .
{
Unplugging a vessel discharge port
}
B22D 41/48
. . .
Meltable closures
Collapse
B22D 41/50
.
Pouring-nozzles
B22D 41/502
. .
{
Connection arrangements; Sealing means therefor
}
B22D 41/505
. .
{
Rings, inserts or other means preventing external nozzle erosion by the slag
}
B22D 41/507
. .
{
giving a rotating motion to the issuing molten metal
}
Collapse
B22D 41/52
. .
Manufacturing or repairing thereof
B22D 41/54
. . .
characterised by the materials used therefor
B22D 41/56
. .
Means for supporting, manipulating or changing a pouring-nozzle
B22D 41/58
. .
with gas injecting means
B22D 41/60
. .
with heating or cooling means
B22D 41/62
. .
with stirring or vibrating means
Collapse
Mechanical cleaning, e.g. skimming of molten metals
Collapse
B22D 43/001
.
{
Retaining slag during pouring molten metal
}
B22D 43/002
. .
{
by using floating means
}
B22D 43/004
. .
{
by using filtering means (B22C 9/086 takes precedence)
}
Collapse
B22D 43/005
.
{
Removing slag from a molten metal surface
}
B22D 43/007
. .
{
by using scrapers
}
B22D 43/008
. .
{
by suction
}
Collapse
Equipment for casting, not otherwise provided for
B22D 45/005
.
{
Evacuation of fumes, dust or waste gases during manipulations in the foundry (during steel manufacture C21C 5/38; evacuation from furnaces F27D 17/001)
}
Controlling, supervising, not restricted to casting covered by a single main group, e.g. for safety reasons (controlling or regulating in general G05)
Collapse
Casting plants
B22D 47/02
.
for both moulding and casting
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013