Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier
Reexamination Certificate
2008-06-10
2008-06-10
Griffin, Walter D. (Department: 1797)
Chemical apparatus and process disinfecting, deodorizing, preser
Chemical reactor
Waste gas purifier
C422S168000, C422S171000, C422S177000, C423S220000, C423S228000, C423S244090
Reexamination Certificate
active
07384611
ABSTRACT:
Methods and configurations are drawn to a plant in which an effluent gas with a sulfur dioxide content of more than 1.5% is mixed with a substantially sulfur dioxide free offgas from a contactor to form a mixed feed gas for a hydrogenation reactor, wherein the mixed feed gas has a sulfur dioxide content of less than 1.5%.
REFERENCES:
patent: 3752877 (1973-08-01), Beavon
patent: 4085199 (1978-04-01), Singleton et al.
patent: 4332672 (1982-06-01), Blanton et al.
patent: 5716587 (1998-02-01), Khanmamedov
Fish & Associates PC
Fluor Technologies Corporation
Griffin Walter D.
Seifu Lessanework T
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