Method for the reduction of hydrogen sulfide in sewage treatment

Details Method for the reduction of hydrogen sulfide in sewage treatment Method for the reduction of hydrogen sulfide in sewage treatment

1993-06-14

1994-07-19

McCarthy, Neil

Liquid purification or separation

Processes

Treatment by living organism

422 5, 424 765, 424 766, 424 767, C02F 300, A61L 1100

Patent

active

053306538

ABSTRACT:
A method for the reduction of hydrogen sulfide in an enclosure which is involved in processing sewage and where workmen are present wherein methyl benzoate is used an additive to the sewage is described. The methyl benzoate is preferably in the form of a dilute aqueous emulsion. The emulsifier is preferably a polyoxyethylene derivative of a sorbitan fatty acid ester and most preferably, polyoxyethylene (20) sorbitan monolaurate.

REFERENCES:
patent: 1410249 (1922-03-01), Henderson et al.
patent: 3113104 (1963-12-01), Bersworth
Hercules Chemcial Company, Inc., "WHAM" Product Information Sheet, 1984.
Kirk Othmer 24, 407-418 (1984).

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