Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1976-10-04
1978-08-08
Hart, Charles N.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210 15, 210 18, C02C 106
Patent
active
041055462
ABSTRACT:
Waste waters, including those containing an oil, are treated with activated sludge and a hydrocarbon having from 4 to 20 carbon atoms per molecule or a hydrocarbon fraction containing the same.
REFERENCES:
patent: 3152983 (1964-10-01), Davis et al.
patent: 3291729 (1966-12-01), Martin
patent: 3565796 (1971-02-01), Levin
patent: 3723255 (1973-03-01), Walden et al.
Akatuka Hisashi
Iwata Minoru
Kobayashi Yasushi
Yoshida Sadao
Hart Charles N.
Hruskoci Peter A.
Idemitsu Kosan Company, Ltd.
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