Configurations and methods for effluent gas treatment

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier

Reexamination Certificate

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C422S168000, C422S171000, C422S177000, C423S220000, C423S228000, C423S244090

Reexamination Certificate

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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

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