C
SECTION C — CHEMISTRY AND METALLURGY
  
CHEMISTRY
 C10
PETROLEUM, GAS AND COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
 C10H
PRODUCTION OF ACETYLENE BY WET METHODS; ITS PURIFICATION
 C10H 1/00
Acetylene gas generators with dropwise, gravity, non-automatic water feed (valves, cocks, per se, F16K)
 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
 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
 C10H 5/00
Acetylene gas generators with automatic water feed regulation by the gas-holder
 C10H 5/02
·  with overflow for the water
 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
 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
 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
 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 generators with combined dipping and drop-by-drop system
 C10H 15/00
Acetylene gas generators with carbide feed, with or without regulation by the gas pressure
 C10H 15/02
·  with non-automatic carbide feed
 C10H 15/04
·  ·  Closure means at the filling-hopper
 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
 C10H 19/00
Other acetylene gas generators
 C10H 19/02
·  Rotary carbide receptacles
 C10H 21/00
Details of acetylene generators; Accessory equipment for, or features of, the wet production of acetylene
 C10H 21/02
·  Packages of carbide for use in generators, e.g. cartridges
 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
 C10H 23/00
Purification of acetylene gas