FR2097738A5 - - Google Patents

Info

Publication number
FR2097738A5
FR2097738A5 FR7111525A FR7111525A FR2097738A5 FR 2097738 A5 FR2097738 A5 FR 2097738A5 FR 7111525 A FR7111525 A FR 7111525A FR 7111525 A FR7111525 A FR 7111525A FR 2097738 A5 FR2097738 A5 FR 2097738A5
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7111525A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GCP Products UK Ltd
WR Grace and Co Conn
Original Assignee
WR Grace Ltd
WR Grace and Co Conn
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WR Grace Ltd, WR Grace and Co Conn filed Critical WR Grace Ltd
Application granted granted Critical
Publication of FR2097738A5 publication Critical patent/FR2097738A5/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/025—Thermal hydrolysis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/906—Phosphorus containing
FR7111525A 1970-05-13 1971-04-01 Expired FR2097738A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3704570A 1970-05-13 1970-05-13

Publications (1)

Publication Number Publication Date
FR2097738A5 true FR2097738A5 (fr) 1972-03-03

Family

ID=21892142

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7111525A Expired FR2097738A5 (fr) 1970-05-13 1971-04-01

Country Status (5)

Country Link
US (1) US3634231A (fr)
DE (1) DE2123669A1 (fr)
FR (1) FR2097738A5 (fr)
GB (1) GB1320096A (fr)
NL (1) NL7106503A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3038336A1 (de) * 1980-10-10 1982-05-27 Hoechst Ag, 6000 Frankfurt Verfahren zur aufarbeitung von phosphorhaltigem abwasser
CA1180827A (fr) * 1982-03-23 1985-01-08 Michael Heskins Floculants polymeriques
DE3732896A1 (de) * 1986-11-07 1988-08-25 Schulze Rettmer Rainer Verfahren zur eliminierung von ammonium und phosphat aus abwasser und prozesswasser
DE3834543A1 (de) * 1988-10-11 1990-04-12 Passavant Werke Verfahren zur entsorgung von einen hohen gehalt an ammoniumstickstoff aufweisenden abwaessern

Also Published As

Publication number Publication date
GB1320096A (en) 1973-06-13
US3634231A (en) 1972-01-11
NL7106503A (fr) 1971-11-16
DE2123669A1 (de) 1971-11-25

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse