Anaerobic digestion method

Details Anaerobic digestion method Anaerobic digestion method

1989-03-20

1991-01-15

Silverman, Stanley

Liquid purification or separation

Processes

Treatment by living organism

210613, 210769, 241 21, 241DIG38, C02F 328

Patent

active

049851497

ABSTRACT:
Sewage sludge or an agricultural or fish waste material is subjected to pretreatment in the form of wet mill treatment and then is subjected to anaerobic digestion.

REFERENCES:
patent: 3847803 (1974-11-01), Fisk
patent: 4040953 (1977-08-01), Ort
patent: 4289625 (1981-09-01), Tarman et al.
patent: 4342650 (1982-08-01), Erickson et al.
patent: 4386159 (1983-05-01), Kanai
patent: 4511370 (1985-04-01), Hunziker et al.

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