Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier
Patent
1978-05-26
1980-04-01
Garris, Bradley R.
Chemical apparatus and process disinfecting, deodorizing, preser
Chemical reactor
Waste gas purifier
422172, 422176, 422181, 60291, 60292, 60299, 60301, B01J 802, B01J 804, F01N 315
Patent
active
041961706
ABSTRACT:
A multistage catalytic reactor for purifying exhaust gas has a passage for communicating exhaust gas to first and second catalyst bed assemblies, and a valve for automatically maintaining flow of the gas solely through the first catalyst bed assembly in response to a first operating condition and for automatically passing the gas through the first and second catalyst bed assemblies in response to a second operating condition, shifting of said valve being free of external control.
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patent: 3996016 (1976-12-01), Wagner
Caterpillar Tractor Co.
Garris Bradley R.
Lanchantin, Jr. Charles E.
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