Liquid purification or separation – Processes – Treatment by living organism
Patent
1982-11-05
1985-02-19
Castel, Benoit
Liquid purification or separation
Processes
Treatment by living organism
210622, 210625, 210631, 210903, C02F 312
Patent
active
045004277
ABSTRACT:
An activated-sludge process for wastewater treatment comprising the steps of:
REFERENCES:
patent: 3401113 (1968-09-01), Pruessner et al.
patent: 3959124 (1976-05-01), Tchobanoglous
patent: 3980556 (1976-09-01), Besik
patent: 4290884 (1981-09-01), Mandt
patent: 4341632 (1982-07-01), Gregor et al.
Kimura, deceased Keiichi
Shioya Yasumi
Suzuki Akira
Watanabe Norio
Castel Benoit
Shinryo Air Conditioning Co., Ltd.
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