US PATENT SUBCLASS 48 / 199 R
.~.~ Carbureting

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

197 R  DF  PROCESSES {15}
*  DD  .~ Hydrogen {1}
199 R.~.~ Carbureting {1}
199 FM  DF  .~.~.~> Fuel mixtures

Unofficial Alpha Subclasses: R FM

DEFINITION

Classification: 48/199

Processes wherein hydrogen gas is brought in contact with a liquid hydrocarbon.