US PATENT SUBCLASS 48 / 198.2
.~.~ Employing carbon particles, porous barrier element or molten material

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

197 R  DF  PROCESSES {15}
198.1  DF  .~ Manufacture from methane (natural gas) {6}
198.2.~.~ Employing carbon particles, porous barrier element or molten material

DEFINITION

Classification: 48/198.2

Employing carbon particles, porous barrier element or molten material:

(under subclass 198.1) Subject matter in which the conversion process employs a normally solid material in its liquid state or carbon particles (which may be carbon particles produced in the same or a different stage of the process) or self-sustaining element having pores which permit the passage of some, but not all, components of a gaseous composition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

200, 201, 202 and 210, for the production of fuel gas from coal or other carbon particles without the use of methane-containing gas.