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Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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PRODUCTION OF ACETYLENE BY WET METHODS
{
(purification of acetylene C07C 7/00)
}
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C10H 1/00
Acetylene gas generators with dropwise, gravity, non-automatic water feed (valves, cocks F16K)
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C10H 1/02
.
Valves
C10H 1/04
. .
Screw valves
C10H 1/06
. .
Cocks
C10H 1/08
.
Other means for controlling the water feed
C10H 1/10
.
Water feed from above through a central or lateral pipe
C10H 1/12
.
Water feed from above through porous materials
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C10H 3/00
Acetylene gas generators with automatic water feed regulation by means independent of the gas-holder
C10H 3/02
.
with membranes
C10H 3/04
.
with floats
C10H 3/06
.
with pistons
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C10H 5/00
Acetylene gas generators with automatic water feed regulation by the gas-holder
C10H 5/02
.
with overflow for the water
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C10H 5/04
.
by drop-by-drop water valves connected with the gas-holder
C10H 5/06
. .
by drop-by-drop water cocks connected with the gas-holder
C10H 5/08
.
with gas-holder-connected water valves or cocks according to the submersion system
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C10H 7/00
Acetylene gas generators with water feed by Kipp`s principle
C10H 7/02
.
with water feed from below
C10H 7/04
.
with water feed from above
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C10H 9/00
Acetylene gas generators according to Dobereiner`s principle with fixed carbide bell
C10H 9/02
.
with water feed from below through porous materials (by capillary feed)
C10H 9/04
.
with gas cock actuated by the gas holder
C10H 9/06
.
with the depth of the gas outlet pipe regulated by the gas-holder
C10H 9/08
.
with movable gas-holder
C10H 9/10
.
by wetting the carbide only at the bottom
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C10H 11/00
Acetylene gas generators with submersion of the carbide in water
C10H 11/02
.
inside the gas-holder
C10H 11/04
.
with sealing and reaction water separated from each other
C10H 13/00
Acetylene gas generation with combined dipping and drop-by-drop system
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C10H 15/00
Acetylene gas generators with carbide feed, with or without regulation by the gas pressure
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C10H 15/02
.
with non-automatic carbide feed
C10H 15/04
. .
Closure means at the filling-hopper
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C10H 15/06
.
with automatic carbide feed by valves
C10H 15/08
. .
by flap or slide valves
C10H 15/10
. .
by float valves
C10H 15/12
. .
by measuring valves, including pocket-wheels
C10H 15/14
.
with feed worm or feed conveyers
C10H 15/16
.
with feed drums
C10H 15/18
.
with movable feed disc and fixed carbide-receptacle
C10H 15/20
.
with carbide feed by cartridges or other packets
C10H 15/22
.
with carbide feed of pulverous carbide from receptacles or through the gas-holder
C10H 15/24
.
with carbide feed by pistons
C10H 17/00
High-pressure acetylene gas generators
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C10H 19/00
Other acetylene gas generators
C10H 19/02
.
Rotary carbide receptacles
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C10H 21/00
Details of acetylene generators; Accessory equipment for, or features of, the wet production of acetylene
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C10H 21/02
.
Packages of carbide for use in generators, e.g. cartridges
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C10H 21/04
. .
Placing packages in the generator
C10H 21/06
. . .
Opening devices for packages in the generator
C10H 21/08
.
Safety devices for acetylene generators
C10H 21/10
.
Carbide compositions
C10H 21/12
.
Gas-tight sealing means, e.g. liquid seals in generators
C10H 21/14
.
Ventilation means; Cooling devices
C10H 21/16
.
Removing sludge from generators
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013