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Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES (storing fluids in natural or artificial cavities or chambers in the earth B65G 5/00; construction or assembling of bulk storage containers employing civil-engineering techniques E04H 7/00; variable-capacity gas-holders F17B; liquefaction or refrigeration machines, plants, or systems F25)
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Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge (pressurised apparatus for purposes other than storage, see the relevant subclasses such as A62C, B05B; associated with vehicles, see the appropriate subclass of classes B60 to B64; pressure vessels in general F16J 12/00;
{
autoclaves B01J 3/04; tank vehicles B60P 3/22; railway tank wagons for carrying fluent materials B61D 5/00; accumulators for supplying fluid under pressure F15B 1/04; liquified gas stoves F24C 3/00
}
)
F17C 1/002
.
{
Storage in barges or on ships
}
F17C 1/005
.
{
Storage of gas or gaseous mixture at high pressure and at high density condition, e.g. in the single state phase
}
F17C 1/007
.
{
Underground or underwater storage
}
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F17C 1/02
.
involving reinforcing arrangements
{
F17C 1/14, F17C 1/16 take precedence
}
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F17C 1/04
. .
Protecting sheathings
F17C 1/06
. . .
Built-up from wound-on bands or filamentary material, e.g. wires
F17C 1/08
. .
Integral reinforcements, e.g. ribs
F17C 1/10
.
with provision for protection against corrosion e.g. due to gaseous acid (
{
F17C 1/14, F17C 1/16 take precedence
}
; inhibiting corrosion of metallic material or incrustation in general C23F)
F17C 1/12
.
with provision for thermal insulation (
{
F17C 1/14, F17C 1/16 take precedence
}
; thermal insulation in general F16L 59/00)
F17C 1/14
.
constructed of aluminium; constructed of non-magnetic steel
F17C 1/16
.
constructed of plastics materials
{
(shaping of plastics B29C)
}
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Vessels not under pressure
F17C 3/005
.
{
Underground or underwater containers or vessels (storing in natural or artificial cavities in the earth in general B65G 5/00)
}
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F17C 3/02
.
with provision for thermal insulation (thermal insulation in general F16L 59/00)
{
refrigerators F25D; insulation specially adapted for cryogenic vessels F17C 13/001; tank vehicles B60P 3/22; railway tank wagons B61D 5/00
}
F17C 3/022
. .
{
Land-based bulk storage containers (civil engineering aspects E04H 7/00)
}
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F17C 3/025
. .
{
Bulk storage in barges or on ships (constructive aspects B63B 25/16)
}
F17C 3/027
. . .
{
Wallpanels for so-called membrane tanks
}
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F17C 3/04
. .
by insulating layers (F17C 3/08 takes precedence)
F17C 3/06
. . .
on the inner surface, i.e. in contact with the stored fluid
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F17C 3/08
. .
by vacuum spaces, e.g. Dewar flask (for household use A47J 41/02)
F17C 3/085
. . .
{
Cryostats
}
F17C 3/10
. .
by liquid-circulating or vapour-circulating jackets
F17C 3/12
.
with provision for protection against corrosion, e.g. due to gaseous acid (protection against corrosion in general C23F)
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Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures (adding propellants to aerosol containers B65B 31/00)
NOTE
-
This group includes not only the filling of vessels for storage of compressed or liquefied gases, but also the filling of pressurised apparatus insofar as it is not covered by a single other subclass, e.g. A62C, B05B.

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F17C 5/002
.
{
Automated filling apparatus
}
F17C 5/005
. .
{
for gas bottles, such as on a continuous belt or on a merry-go-round
}
F17C 5/007
. .
{
for individual gas tanks or containers, e.g. in vehicles (filling with liquid fuel not under pressure, B60S 5/02, B67D 7/00)
}
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F17C 5/02
.
for filling with liquefied gases
F17C 5/04
. .
requiring the use of refrigeration, e.g. filling with helium or hydrogen
F17C 5/06
.
for filling with compressed gases
Methods and apparatus for filling vessels not under pressure with liquefied or solidified gases
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Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
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F17C 7/02
.
Discharging liquefied gases
F17C 7/04
. .
with change of state, e.g. vaporisation
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Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
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F17C 9/02
.
with change of state, e.g. vaporisation
F17C 9/04
. .
Recovery of thermal energy
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Use of gas-solvents or gas-sorbents in vessels
{
(absorbing compositions for acetylene C10L 3/04; absorbing compositions for hydrogen C01B 3/0005)
}
F17C 11/002
.
{
for acetylene
}
F17C 11/005
.
{
for hydrogen
}
F17C 11/007
.
{
for hydrocarbon gases, such as methane or natural gas, propane, butane or mixtures thereof (LPG)
}
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Details of vessels or of the filling or discharging of vessels
F17C 13/001
.
{
Thermal insulation specially adapted for cryogenic vessels (vessels not under pressure with insulation F17C 3/02; thermal insulation in general F16L 59/00)
}
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F17C 13/002
.
{
for vessels under pressure (F17C 13/008 and F17C 13/02 to F17C 13/12 take precedence)
}
F17C 13/003
. .
{
Means for coding or identifying them and/or their contents
}
F17C 13/004
.
{
for large storage vessels not under pressure (F17C 13/008 and F17C 13/02 to F17C 13/12 take precedence)
}
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F17C 13/005
.
{
for medium-size and small storage vessels not under pressure (F17C 13/008 and F17C 13/02 to F17C 13/12 take precedence)
}
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F17C 13/006
. .
{
for Dewar vessels or cryostats
}
F17C 13/007
. . .
{
used for superconducting phenomena (investigating by nuclear magnetic resonance G01N 24/08; magnets having superconductive winding H01F 6/00)
}
F17C 13/008
.
{
for use under microgravity conditions
}
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F17C 13/02
.
Special adaptations of indicating, measuring, or monitoring equipment (measuring in general G01)
F17C 13/021
. .
{
having the height as the parameter
}
F17C 13/023
. .
{
having the mass as the parameter
}
F17C 13/025
. .
{
having the pressure as the parameter
}
F17C 13/026
. .
{
having the temperature as the parameter
}
F17C 13/028
. .
{
having the volume as the parameter
}
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F17C 13/04
.
Arrangement or mounting of valves (valves per se F16K;
{
snap-coupling of nipples F16L 37/00
}
)
F17C 13/045
. .
{
Automatic change-over switching assembly for bottled gas systems with two (or more) gas containers
}
F17C 13/06
.
Closures, e.g. cap, breakable member (
{
for autoclaves B01J 3/03
}
; closures for
{
large
}
containers in general B65D
{
B65D 90/54
}
;
{
for pressure vessels in general F16J 13/00
}
)
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F17C 13/08
.
Mounting arrangements for vessels
F17C 13/081
. .
{
for large land-based storage vessels (supports for large containers in general B65D 90/12)
}
F17C 13/082
. .
{
for large sea-borne storage vessels (load-accomodating arrangements for ships or waterborne vessels B63B 25/12)
}
F17C 13/083
. .
{
for medium-sized mobile storage vessels, e.g. tank vehicles or railway tank vehicles
}
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F17C 13/084
. .
{
for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
}
F17C 13/085
. . .
{
on wheels (hand carts B62B)
}
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F17C 13/086
. .
{
for Dewar vessels or cryostats
}
F17C 13/087
. . .
{
used for superconducting phenomena
}
F17C 13/088
. .
{
for use under microgravity conditions
}
F17C 13/10
.
Arrangements for preventing freezing
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F17C 13/12
.
Arrangements or mounting of devices for preventing or minimising the effect of explosion (flame traps A62C 4/00);
{
Other safety measures
}
F17C 13/123
. .
{
for gas bottles, cylinders or reservoirs for tank vehicles or for railway tank wagons
}
F17C 13/126
. .
{
for large storage containers for liquefied gas (for large containers in general B65D 90/22)
}
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Vessel construction, in particular geometry, arrangement or size
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.
Shape
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. .
cylindrical
. . .
with exteriorly curved end-piece
. . .
with interiorly curved end-piece
. . .
with flat end-piece
. . .
with variable thickness or diameter
. .
spherical or elliptical
. .
toroidal
. .
tubular
. .
conical
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. .
complex
. . .
Lobes
. . .
Polygonal
. . .
Honeycomb
. . .
divided in several chambers
. . .
comprising a communication hole between chambers
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. .
variable
. . .
with bladders
. . .
with separating membrane
. . .
with pistons
. . .
with bellows
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.
Orientation
. .
with substantially vertical main axis
. .
with substantially horizontal main axis
. .
with sloping main axis
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.
Size
. .
large (>1000 m3)
. .
medium (>1 m3)
. .
Small (<1 m3)
. .
portable (<30 l)
.
Vessel construction using filling material in contact with the handled fluid
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Vessel construction, in particular walls or details thereof
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F17C 2203/01
.
Reinforcing or suspension means
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. .
Reinforcing means
. . .
on or in the wall, e.g. ribs
. . .
in the vessel, e.g. columns
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. .
Suspension means
. . .
Bars
. . .
Cords
. . .
Magnetic means
. . .
by attachment at the neck
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.
Thermal insulations
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. .
by solid means
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. . .
Radiation shield
. . . .
cooled by external means
. . . .
cooled by vaporised gas from the interior
. . . .
Multi-sheet layers
. . .
Aerogel
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. . .
Foam
. . . .
Polyurethane
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. . .
Granular
. . . .
Perlite
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. . .
Fibres
. . . .
Glass wool
. . .
Wood
. . .
in form of panels
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. .
by liquid means
. . .
Cryogen
. . .
Water
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. .
by gas
. . .
Inert
. . .
Air
. . .
Cryogen
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. .
by vacuum
. . .
Getter
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.
Materials for walls or layers thereof; Properties or structures of walls or their materials
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F17C 2203/0602
. .
Wall structures; Special features thereof
. . .
Liners
. . .
Coatings
. . .
Straps, bands or ribbons
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. . .
Wall structures
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. . . .
Single wall
. . . . .
with one layer
. . . . .
with two layers
. . . . .
with three layers
. . . . .
with four or more layers
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. . . .
Multiple walls
. . . . .
Two walls
. . . . .
Three or more walls
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. .
Materials for walls or layers thereof
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. . .
Metals
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. . . .
Steels
. . . . .
Non-magnetic steels
. . . . .
Stainless steels
. . . .
Aluminium
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. . . .
Alloys or compositions of metals
. . . . .
Invar
. . . .
Lead
. . . .
in form of filaments
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. . .
Synthetics
. . . .
Plastics
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. . . .
in form of fibers or filaments
. . . . .
radially wound
. . . . .
axially wound
. . . . .
helically wound
. . . . .
Polymers
. . . .
with details of composition
. . .
Concrete
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F17C 2203/068
. .
Special properties of materials for vessel walls
. . .
with liquid or gas layer
. . .
flexible
. . .
superconducting
. . .
Break point in the wall
. . .
transparent
. . .
pre-constrained
. . .
comprising nanoparticles
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Vessel construction, in particular mounting arrangements, attachments or identifications means
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.
Mounting arrangements
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. .
Exterior arrangements
. . .
Frames
. . .
Boxes
. . .
Dismountable protective hulls
. . .
Vessel walls form part of another structure
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. .
characterised by number of vessels
. . .
One vessel
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. . .
Two or more vessels
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. . . .
characterised by the presence of fluid connection between vessels
. . . . .
bundled in series
. . . . .
bundled in parallel
. . . . .
with details of the manifold
. . . .
Vessel mounted inside another one
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F17C 2205/0153
. .
Details of mounting arrangements
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. . .
for transport
. . . .
with wheels
. . . .
with handgrip
. . .
stackable
. . .
lockable
. . .
with ventilation
. . .
Supporting feet
. . .
Attachments to the ground, e.g. mooring or anchoring
. . .
Hanging up devices
. . .
with external bearing means
. . .
with shock absorbing means
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.
Fluid connections, filters, valves, closure means or other attachments
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. .
Fittings, valves, filters, or components in connection with the gas storage device
. . .
Bosses, e.g. boss collars
. . .
Protective caps
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. . .
Closure means
. . . .
breakable, e.g. with burst discs
. . . .
fusing or melting
. . . .
pierceable
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. . .
Valves
. . . .
electrically actuated
. . . .
manually actuated
. . . .
Safety valves or pressure relief valves
. . . .
Check-valves or non-return valves
. . .
Pressure regulators
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. . .
Filters
. . . .
Sinter type
. . . .
Active charcoal type
. . .
Flow reducers
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. . .
Pipes
. . . .
Insulation thereof
. . . .
coaxial
. . . .
corrugated
. . . .
flexible or articulated, e.g. a hose
. . . .
Arrangements in parallel
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. . .
Quick connecting means, e.g. couplings
. . . .
Adapters
. . .
Dispensing pistols
. . .
Manholes or access openings for human beings
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. . .
Constructional details of valves, regulators
. . . .
in blocks or units
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. .
Arrangement of valves, regulators, filters
. . .
inside the pressure vessel
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. . .
in direct contact with the pressure vessel
. . . .
on both sides of the pressure vessel
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.
Vessel or content identifications, e.g. labels
. .
by coating
. .
by stickers
. .
by bar codes
. .
by magnetic means
. .
by chips
. .
by Radio Frequency Identification
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Vessel construction, in particular methods of manufacturing
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.
Shaping processes
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. .
Moulding
. . .
by injection
. . .
by blowing
. . .
using wax moulds
. . .
by rotation
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. .
Winding
. . .
with a mandrel
. .
Polishing
. .
Metal working processes, e.g. deep drawing, stamping or cutting
. .
Working processes for non metal materials, e.g. extruding
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.
Assembling processes
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. .
Welding
. . .
by friction
. .
Press-fitting; Shrink-fitting
. .
Spraying
. .
by adhesive means
. .
by screws, bolts or rivets
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.
Manufacturing of particular parts or at special locations
. .
of walls
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. .
of closing end pieces, e.g. caps
. . .
Apparatus therefore
. .
Filling of insulants
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Handled fluid, in particular type of fluid
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.
Pure fluids
. .
Oxygen
. .
Hydrogen
. .
Carbone dioxide
. .
Nitrogen
. .
Carbon monoxide
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. .
Noble gases (Ar, Kr, Xe)
. . .
Helium
. .
Acetylene
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.
Mixtures
. .
Air
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. .
Hydrocarbons
. . .
Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
. . .
Propane butane, e.g. LPG, GPL
. . .
Hydrates
. .
Containing polluant, e.g. H2S, Cl
. .
Refrigerants
.
Ultrapure fluid
.
Hyperpolarised gases
.
Ergols, e.g. hydrazine
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Guide Heading:
Fluid contained in the vessel; Filling and discharging the fluid
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Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
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.
characterised by the phase
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. .
Single phase
. . .
dense or supercritical, i.e. at high pressure and high density
. . .
gaseous, e.g. CNG, GNC
. . .
liquid
. . .
solid
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. .
Two-phase
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. . .
Liquefied gas, e.g. LPG, GPL
. . . .
cryogenic, e.g. LNG, GNL, PLNG
. . . .
subcooled
. . .
Solids and gas
. . .
Liquids and solids
. .
Three-phase, e.g. CO2 at triple point
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.
characterised by the pressure level
. .
Not under pressure, i.e. containing liquids or solids only
. .
Small pressure, e.g. for liquefied gas
. .
High pressure (>10 bar)
. .
Very high pressure (>80 bar)
. .
Subatmospheric pressure
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F17C 2223/04
.
characterised by other properties of handled fluid before transfer
. .
Stratification
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. .
Localisation of the removal point
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. . .
in the gas
. . . .
with a dip tube
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. . .
in the liquid
. . . .
with a dip tube
. . .
in the solid
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Handled fluid after transfer, i.e. state of fluid after transfer from the vessel
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.
characterised by the phase
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. .
Single phase
. . .
dense or supercritical, i.e. at high pressure and high density
. . .
gaseous, e.g. CNG, GNC
. . .
liquid
. . .
solid
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. .
Two-phase
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. . .
Liquefied gas, e.g. LPG, GPL
. . . .
cryogenic, e.g. LNG, GNL, PLNG
. . . .
subcooled
. . .
Solids and gas
. . .
Liquids and solids
. .
Three-phase, e.g. CO2 at triple point
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.
characterised by the pressure level
. .
Not under pressure, i.e. containing liquids or solids only
. .
Small pressure, e.g. for liquefied gas
. .
High pressure, i.e. between 10 and 80 bars
. .
Very high pressure, i.e. above 80 bars
. .
Subatmospheric pressure
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F17C 2225/04
.
characterised by other properties of handled fluid after transfer
. .
Stratification
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. .
Localisation of the filling point
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. . .
in the gas
. . . .
at several points, e.g. with a device for recondensing gas
. . . .
with a dip tube
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. . .
in the liquid
F17C 2225/047
. . . .
with a dip tube
. . .
in the solid
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Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
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.
Propulsion of the fluid
. .
by pressurising the ullage
. .
with vacuum injectors, e.g. venturi
. .
by gravity
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. .
with pumps or compressors
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. . .
Pumps
. . . .
with specified pump type, e.g. piston or impulsive type
. . . .
with cooling of the pump
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. . .
Compressors
. . . .
with specified compressor type, e.g. piston or impulsive type
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. . .
Arrangement
. . . .
in the vessel
. . . .
comprising several pumps or compressors
. .
by using a working fluid
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.
Heat exchange with the fluid
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. .
by heating
. . .
using an electric heater
. . .
using the same fluid
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. . .
using another fluid
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. . . .
Air heating
. . . . .
by forced circulation, e.g. using a fan
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. . . .
Water heating
. . . . .
using seawater
. . . . .
using geothermal water
. . . .
in a closed loop
F17C 2227/0325
. . .
by expansion using "Joule-Thompson" effect
. . .
with recovery of heat
. . .
using solar energy
. . .
by burning a combustible
. . .
by radiation means
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. .
by cooling
. . .
using the same fluid
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. . .
using another fluid
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. . . .
Air cooling
. . . . .
by forced circulation, e.g. using a fan
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. . . .
Water cooling
. . . . .
using seawater
. . . .
using cryocooler
. . . .
in a closed loop
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. . .
by expansion
. . . .
"Joule-Thompson" effect
. . . .
in a turbine
. . .
with recovery of heat
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. .
Localisation of heat exchange
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. . .
in or on a vessel
. . . .
in the gas
. . . .
in the liquid
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. . . .
in wall contact
. . . . .
inside the vessel
. . . . .
integrated in the wall
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. . . . .
outside the vessel
. . . . . .
with a jacket
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. . .
separate
. . . .
on the pipes
. . . .
using a vaporiser
. . . .
using a submerged heat exchanger
. . .
characterised by fins
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.
Methods for emptying or filling
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. .
vessel by vessel
. . .
with change-over from one vessel to another
. .
by pressure cascade
. .
by purging
. .
by vacuum
. .
by even emptying or filling
. .
by repeating a process cycle
. .
by maintaining residual pressure
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Accessories; Control means; Indicating, measuring or monitoring of parameters
.
Intermediate tanks
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.
Control means
. .
using computers
. .
using wireless transmissions
. .
using alarms
. .
using cameras
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.
Indicating or measuring of parameters as input values
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. .
Parameters indicated or measured
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. . .
Level of content in the vessel
. . . .
with floats
. . . .
with electrical means
. . .
Mass or weight of the content of the vessel
. . .
Volume
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. . .
Pressure
. . . .
Pressure difference
. . .
Temperature
. . .
Flow or movement of content
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. . .
Composition; Humidity
. . . .
Concentration of a product
. . . .
Calorific or heating value
. . . .
Humidity
. . .
Vibrations, e.g. of acoustic type
. . .
Constraints, e.g. by gauges
. . .
Time or time periods
. . .
Position or presence
. . .
Acceleration
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. .
Indicating or measuring characterised by the location
. . .
Parameters measured at or inside the vessel
. . .
the indicated parameter is a converted measured parameter
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.
Controlling or regulating of parameters as output values
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. .
Parameters
. . .
Level of content in the vessel
. . .
Mass or weight of the content of the vessel
. . .
Volume
. . .
Pressure
. . .
Temperature
. . .
Flow or movement of content
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Composition; Humidity
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Concentration of a product
. . . .
Calorific or heating value
. . . .
Humidity
. . .
Vibrations, e.g. of acoustic type
. . .
Constraints, e.g. by jauges
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Time or time periods
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Position or presence
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Acceleration
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Methods for controlling or regulating
. . .
with calculations
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.
Actions triggered by measured parameters
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. .
Action when predefined value is reached
. . .
when full
. . .
when empty

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Purposes of gas storage and gas handling
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Improving mechanical properties or manufacturing
. .
Improving strength
. .
Reducing weight
. .
Reducing manufacturing time or effort
. .
Facilitating maintenance
. .
Preventing slosh
. .
by calculation
. .
Adapting dimensions
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Improving properties related to fluid or fluid transfer
. .
Avoiding over pressurising
. .
Avoiding overfilling
. .
Avoiding overheating
. .
Improving metering
. .
Reducing transfer time
. .
by calculation
. .
Making transfer independent of vessel orientation
. .
Avoiding unauthorised transfer
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.
Dealing with losses
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. .
due to heat transfer
. . .
Avoiding freezing or defrosting
. . .
by enhancing insulation
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. .
of fluid
. . .
Avoiding leaks
. . .
Handling leaked fluid
. . .
Detecting leaked fluid
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Reducing risks and environmental impact
. .
Reducing risk of explosion
. .
Avoiding pollution or contamination
. .
Enhancing energy recovery
. .
Refurbishing
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Improving chemical properties
. .
Reducing corrosion
. .
Improving fluid characteristics
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Guide Heading:
Purposes or effects
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Effects achieved by gas storage or gas handling
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.
Purifying the fluid
. .
by filtering
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. .
by separating
. . .
different phases of a same fluid
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.
Mixing fluids
. .
identical fluid
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. .
different fluids
. . .
with odorizing
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Treating the boil-off
. .
by discharge
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. .
by recovery
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. . .
with cooling
. . . .
with condensing the gas phase
. . . .
with subcooling the liquid phase
. . .
with heating
. . .
with pressurising
. . .
with expanding
.
using an independent energy source, e.g. battery
.
Regasification
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Fluid distribution
. .
for supply of supplying vehicles
. .
for supply of refueling stations
. .
for refueling vehicle fuel tanks
. .
for feeding engines for propulsion
. .
Distribution pipeline networks
.
Generating electrical power as side effect
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Applications
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for fluid transport or storage
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. .
on or in the water
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. . .
Ships
. . . .
Wall panels
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. . .
Barges
. . . .
floating
. . . .
immerged
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Offshore
. . . .
Platforms
. . . .
Terminals
. . . .
Buoys
. . . .
Storage in depth
. . .
Submarines
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placed above the ground
. . .
Terminals
. . .
Fuel stations
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. .
placed underground
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Type of cavity
. . . .
by burying vessels
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. . . .
by digging cavities
. . . . .
Salt caverns
. . . .
by using natural cavities
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. . .
Location of cavity
. . . .
onshore
. . . .
offshore
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on the road
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. . .
by vehicles
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Trucks
. . . .
Railways
. . . .
Buses
. . . .
Cars
. . .
Airbags
. . .
Fuel cells
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in the air or in space
. . .
Planes
. . .
Hot air balloons
. . .
for use under microgravity conditions, e.g. space
. . .
Rockets
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for medical applications
. .
Breathing
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for industrial use
. .
"Dewar" vessels
. .
Semiconductors
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Supra-conductors
. . .
Magnetic resonance imaging
. .
Tools
. .
Hydraulic applications
. .
Pneumatic applications
. .
Isostatic presses
. .
Power plants
. .
Mass botteling, e.g. merry belts
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for household use
. .
Camping gas
. .
Aerosols
. .
Thermos flasks
. .
Capsules, e.g. CO2
. .
Gas bottles
. .
Fire extinguishers
. .
Fuel cells
. .
Inflation devices, e.g. for rescue vests or tyres
. .
Diving equipments
. .
Respiration devices for rescuing
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013