US PATENT SUBCLASS 48 / 217
.~.~ Slow

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

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

DEFINITION

Classification: 48/217

Processes in which a retarded generation of acetylene is

produced in contra-distinction to the usual rapid generation.

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