US PATENT SUBCLASS 60 / 295
.~.~ Having means for regenerating, replacing, or feeding liquid or solid reagent or catalyst

Current as of: June, 1999
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60 /   HD   POWER PLANTS

272  DF  INTERNAL COMBUSTION ENGINE WITH TREATMENT OR HANDLING OF EXHAUST GAS {18}
282  DF  .~ By means producing a chemical reaction of a component of the exhaust gas {13}
295.~.~ Having means for regenerating, replacing, or feeding liquid or solid reagent or catalyst {1}
296  DF  .~.~.~> Flow reversing structure

DEFINITION

Classification: 60/295

(under subclass 282) Apparatus with structure for cleaning, regenerating, replacing or otherwise restoring used, contaminated, or consumed catalytic material or other solid or liquid treating agent or reactant.