Description
Class C10H : PRODUCTION OF ACETYLENE BY WET METHODS
Subclass 5/08: Acetylene gas generators with automatic water feed regulation by the gas-holder with gas-holder-connected water valves or cocks according to the submersion system
Class C10H : PRODUCTION OF ACETYLENE BY WET METHODS
Subclass 5/08: Acetylene gas generators with automatic water feed regulation by the gas-holder with gas-holder-connected water valves or cocks according to the submersion system
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