US PATENT SUBCLASS 204 / 171
.~.~.~.~.~ Acetylene

Current as of: June, 1999
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204 /   HD   CHEMISTRY: ELECTRICAL AND WAVE ENERGY

*  DD  PROCESSES AND PRODUCTS {7}
164  DF  .~ Electrostatic field or electrical discharge {6}
165  DF  .~.~ Organic {3}
168  DF  .~.~.~ Hydrocarbons {3}
170  DF  .~.~.~.~ Gaseous {1}
171.~.~.~.~.~ Acetylene

DEFINITION

Classification: 204/171

(under subclass 170) Processes directed to the production of acetylene.