CA1019477A - Utilization of waste material consisting of contaminated phosphorous acid - Google Patents

Utilization of waste material consisting of contaminated phosphorous acid

Info

Publication number
CA1019477A
CA1019477A CA197,352A CA197352A CA1019477A CA 1019477 A CA1019477 A CA 1019477A CA 197352 A CA197352 A CA 197352A CA 1019477 A CA1019477 A CA 1019477A
Authority
CA
Canada
Prior art keywords
contaminated
utilization
waste material
phosphorous acid
material consisting
Prior art date
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
CA197,352A
Other languages
French (fr)
Inventor
Gero Heymer
Horst-Dieter Wasel-Nielen
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of CA1019477A publication Critical patent/CA1019477A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
CA197,352A 1973-05-17 1974-04-10 Utilization of waste material consisting of contaminated phosphorous acid Expired CA1019477A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732324859 DE2324859A1 (en) 1973-05-17 1973-05-17 METHOD OF RECYCLING WASTE FROM CONTAMINATED PHOSPHORUS ACID

Publications (1)

Publication Number Publication Date
CA1019477A true CA1019477A (en) 1977-10-18

Family

ID=5881159

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,352A Expired CA1019477A (en) 1973-05-17 1974-04-10 Utilization of waste material consisting of contaminated phosphorous acid

Country Status (8)

Country Link
BE (1) BE815051A (en)
CA (1) CA1019477A (en)
CH (1) CH589564A5 (en)
DE (1) DE2324859A1 (en)
FR (1) FR2229645B1 (en)
GB (1) GB1417680A (en)
IT (1) IT1013167B (en)
NL (1) NL7406123A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU812708A1 (en) * 1978-03-14 1981-03-15 Предприятие П/Я Г-4392 Method of producing zinc phosphate
DE2840820A1 (en) * 1978-09-20 1980-04-03 Hoechst Ag METHOD FOR PRODUCING PHOSPHORUS-BASED CORROSION PROTECTION PIGMENTS
DE3714657A1 (en) * 1987-05-02 1988-11-10 Hoechst Ag METHOD FOR PURIFYING PHOSPHORIC ACID

Also Published As

Publication number Publication date
IT1013167B (en) 1977-03-30
FR2229645A1 (en) 1974-12-13
FR2229645B1 (en) 1978-06-16
GB1417680A (en) 1975-12-17
CH589564A5 (en) 1977-07-15
BE815051A (en) 1974-09-02
DE2324859A1 (en) 1974-12-05
NL7406123A (en) 1974-11-19

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