US PATENT SUBCLASS 48 / 198.1
.~ Manufacture from methane (natural gas)

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

197 R  DF  PROCESSES {15}
198.1.~ Manufacture from methane (natural gas) {6}
198.2  DF  .~.~> Employing carbon particles, porous barrier element or molten material
198.3  DF  .~.~> With specified treatment of converted product, e.g., purification, particular cooling, testing, etc.
198.5  DF  .~.~> Employing oxygen donor particles or carbidable metal particles
198.6  DF  .~.~> Specified direction of gas travel through particle mass, e.g., fluidization, flow reversal, etc.
198.7  DF  .~.~> Employing catalytic particles
198.8  DF  .~.~> With specified reactant velocity, angle of entry to reactor or mechanical energy production, e.g., use of internal combustion engine, etc.

DEFINITION

Classification: 48/198.1

Manufacture from methane (natural gas):

(under subclass 197) Subject matter in which the feedstock to the process includes a significant amount of methane gas.

SEE OR SEARCH THIS CLASS, SUBCLASS:

127.9, for the corresponding apparatus.