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Coviello Allan James, Bernardin Frederick Eugene, Kalb Kathryn Reynolds: Closed loop waste treatment and water recycling toilet system and method of operation.. Thetford, May 30, 1979: EP0002115-A1 (51 worldwide citation)

A closed loop waste treatment and water recycling toilet system and method of operation in which waste is flushed from a toilet stage (21) into a treatment zone in which organic materials are removed biologically with purified water therefrom being recycled as flush liquid in the toilet stage (21). ...


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Treatment of liquid. Boc International, November 17, 1976: GB1455567-A (12 worldwide citation)

1455567 Dispersing gases in liquids BOC INTERNATIONAL Ltd 3 Jan 1974 [8 Jan 1973 1 March 1973 26 June 1973] 1027/73 10082/73 and 30236/73 Heading B1C [Also in Division C1] An apparatus for treating liquid 18 with gas includes a compressor or pump 24 for pressurising a stream of the liquid, a first d ...


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Fermentation apparatus and process. Jeffcoate P R, Others Sandford Fawcett Wilton, October 29, 1975: GB1411659-A (6 worldwide citation)

1411659 Fermentation of polluted water P R JEFFCOATE J HUTCHINSON R D SHEFFIELD J M ERDE and C A WALTER [trading as SANDFORD FAWCETT WILTON & BELL] 31 May 1974 [4 June 1973] 26623/73 Heading C1C Water is pumped by feeding into a lagoon a slurry containing dissolved and suspended organic waste matter ...


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Poschmann F, Bergold W: Aqueous antifoaming emulsions. BASF, August 13, 1975: GB1402597-A (6 worldwide citation)

1402597 Aqueous antifoaming emulsions; clay dispersion BADISCHE ANILIN- & SODAFABRIK AG 16 Nov 1972 [17 Nov 1971] 52966/72 Headings C1A and C1C [Also in Divisions B1 C6 and D2] A coating composition of water content 50% comprises 100 parts coating clay, 0À3 part of a polyacrylate, 0À15 part sodium h ...


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