US PATENT SUBCLASS 48 / 216
.~ Acetylene


Current as of: June, 1999
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48 /   HD   GAS: HEATING AND ILLUMINATING

197 R  DF  PROCESSES {15}
216.~ Acetylene {1}
217  DF  .~.~> Slow


DEFINITION

Classification: 48/216

Processes for generating acetylene gas by the mutual decomposition of calcium carbid and water and for preparing calcium carbid for such use. This subclass covers processes of the first type.

SEE OR SEARCH CLASS

204, Chemistry: Electrical and Wave Energy,

171, for processes of producing acetylene gas by a chemical reaction brought about by an electrostatic field or an electrical discharge.

205, Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions, for electrolysis, especially

462, for electrolytic synthesis of a hydrocarbon.

585, Chemistry of Hydrocarbon Compounds,

534+, for a process of synthesizing acetylene or a hydrocarbon derivative thereof where the intent is to produce a relatively pure organic compound.