Liquid purification or separation – Recirculation – Serially connected distinct treating or storage units
Patent
1977-06-21
1979-08-21
Hart, Charles N.
Liquid purification or separation
Recirculation
Serially connected distinct treating or storage units
210197, 210256, C02C 114
Patent
active
041652851
ABSTRACT:
The invention relates to an installation for anaerobic purification of waste or effluent water comprising particles which comprises a reactor, an after-settler device in the top part of the reactor which separates an upper settling zone from an anaerobic decomposition zone, and means are provided for using the developed methane gas as a transport aid of the particles and for separating said gas from said particles.
REFERENCES:
patent: 1399561 (1921-12-01), Imhuff
patent: 2174203 (1939-09-01), Ducellier et al.
patent: 2889929 (1959-06-01), Kivell
patent: 3236384 (1966-02-01), Sontheimer
patent: 3459659 (1969-08-01), Bedker
patent: 3495711 (1970-02-01), Englesson et al.
patent: 3617544 (1971-11-01), Voss
patent: 4008153 (1977-02-01), Mackrle et al.
Toepassing van Methaangisting voor de Behandling van Minder Geconcentreerd Afvalwater, Lettinga and Velsen, H.sub.2 O, 1974, 7:281-289, Patent Office Rough Draft Translation of Toepassing van Methaangisting de Behandling van Minder Geconcentreerd Afvalwater.
DE Vletter Robbert
Wind Evert
Hart Charles N.
N.V. Centrale Suiker Maatschappij
Therkorn Ernest G.
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