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Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised
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CPC
COOPERATIVE PATENT CLASSIFICATION
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PRODUCTION OF ACETYLENE BY WET METHODS
{
(purification of acetylene C07C 7/00)
}
[2013‑01]
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C10H 1/00
Acetylene gas generators with dropwise, gravity, non-automatic water feed (valves, cocks F16K) [2013‑01]
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C10H 1/02
.
Valves [2013‑01]
C10H 1/04
. .
Screw valves [2013‑01]
C10H 1/06
. .
Cocks [2013‑01]
C10H 1/08
.
Other means for controlling the water feed [2013‑01]
C10H 1/10
.
Water feed from above through a central or lateral pipe [2013‑01]
C10H 1/12
.
Water feed from above through porous materials [2013‑01]
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C10H 3/00
Acetylene gas generators with automatic water feed regulation by means independent of the gas-holder [2013‑01]
C10H 3/02
.
with membranes [2013‑01]
C10H 3/04
.
with floats [2013‑01]
C10H 3/06
.
with pistons [2013‑01]
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C10H 5/00
Acetylene gas generators with automatic water feed regulation by the gas-holder [2013‑01]
C10H 5/02
.
with overflow for the water [2013‑01]
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C10H 5/04
.
by drop-by-drop water valves connected with the gas-holder [2013‑01]
C10H 5/06
. .
by drop-by-drop water cocks connected with the gas-holder [2013‑01]
C10H 5/08
.
with gas-holder-connected water valves or cocks according to the submersion system [2013‑01]
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C10H 7/00
Acetylene gas generators with water feed by Kipp`s principle [2013‑01]
C10H 7/02
.
with water feed from below [2013‑01]
C10H 7/04
.
with water feed from above [2013‑01]
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C10H 9/00
Acetylene gas generators according to Dobereiner`s principle with fixed carbide bell [2013‑01]
C10H 9/02
.
with water feed from below through porous materials (by capillary feed) [2013‑01]
C10H 9/04
.
with gas cock actuated by the gas holder [2013‑01]
C10H 9/06
.
with the depth of the gas outlet pipe regulated by the gas-holder [2013‑01]
C10H 9/08
.
with movable gas-holder [2013‑01]
C10H 9/10
.
by wetting the carbide only at the bottom [2013‑01]
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C10H 11/00
Acetylene gas generators with submersion of the carbide in water [2013‑01]
C10H 11/02
.
inside the gas-holder [2013‑01]
C10H 11/04
.
with sealing and reaction water separated from each other [2013‑01]
C10H 13/00
Acetylene gas generation with combined dipping and drop-by-drop system [2013‑01]
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C10H 15/00
Acetylene gas generators with carbide feed, with or without regulation by the gas pressure [2013‑01]
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C10H 15/02
.
with non-automatic carbide feed [2013‑01]
C10H 15/04
. .
Closure means at the filling-hopper [2013‑01]
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C10H 15/06
.
with automatic carbide feed by valves [2013‑01]
C10H 15/08
. .
by flap or slide valves [2013‑01]
C10H 15/10
. .
by float valves [2013‑01]
C10H 15/12
. .
by measuring valves, including pocket-wheels [2013‑01]
C10H 15/14
.
with feed worm or feed conveyers [2013‑01]
C10H 15/16
.
with feed drums [2013‑01]
C10H 15/18
.
with movable feed disc and fixed carbide-receptacle [2013‑01]
C10H 15/20
.
with carbide feed by cartridges or other packets [2013‑01]
C10H 15/22
.
with carbide feed of pulverous carbide from receptacles or through the gas-holder [2013‑01]
C10H 15/24
.
with carbide feed by pistons [2013‑01]
C10H 17/00
High-pressure acetylene gas generators [2013‑01]
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C10H 19/00
Other acetylene gas generators [2013‑01]
C10H 19/02
.
Rotary carbide receptacles [2013‑01]
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C10H 21/00
Details of acetylene generators; Accessory equipment for, or features of, the wet production of acetylene [2013‑01]
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C10H 21/02
.
Packages of carbide for use in generators, e.g. cartridges [2013‑01]
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C10H 21/04
. .
Placing packages in the generator [2013‑01]
C10H 21/06
. . .
Opening devices for packages in the generator [2013‑01]
C10H 21/08
.
Safety devices for acetylene generators [2013‑01]
C10H 21/10
.
Carbide compositions [2013‑01]
C10H 21/12
.
Gas-tight sealing means, e.g. liquid seals in generators [2013‑01]
C10H 21/14
.
Ventilation means; Cooling devices [2013‑01]
C10H 21/16
.
Removing sludge from generators [2013‑01]
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013