Liquid purification or separation – Processes – Treatment by living organism
Patent
1989-02-03
1991-01-01
Hruskoci, Peter
Liquid purification or separation
Processes
Treatment by living organism
210631, 210632, 210612, 435222, 435801, 435836, C02F 328
Patent
active
049815920
ABSTRACT:
Addition of alkaline proteolytic enzymes derived from Bacillis licheniformis in the anaerobic stage of bacterial digestion processes to improve the settling properties of the bacterial biomass.
REFERENCES:
patent: 3915853 (1975-10-01), Luck
patent: 4342650 (1982-08-01), Erickson et al.
Rudolfs "Enzymes and Sludge Digestion", Sewage Works Journal, 1932, pp. 782-789.
Garbutt John T.
Smith Claire L.
Grain Processing Corporation
Hruskoci Peter
Upton Christopher
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