GB2039867B - Defluorinated calcium phosphate - Google Patents

Defluorinated calcium phosphate

Info

Publication number
GB2039867B
GB2039867B GB8001244A GB8001244A GB2039867B GB 2039867 B GB2039867 B GB 2039867B GB 8001244 A GB8001244 A GB 8001244A GB 8001244 A GB8001244 A GB 8001244A GB 2039867 B GB2039867 B GB 2039867B
Authority
GB
United Kingdom
Prior art keywords
calcium phosphate
defluorinated
defluorinated calcium
phosphate
calcium
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
GB8001244A
Other versions
GB2039867A (en
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.)
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Publication of GB2039867A publication Critical patent/GB2039867A/en
Application granted granted Critical
Publication of GB2039867B publication Critical patent/GB2039867B/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
    • C01B25/26—Phosphates
    • C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/328—Defluorination during or after the preparation
    • 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
    • C01B25/26—Phosphates
    • C01B25/45—Phosphates containing plural metal, or metal and ammonium
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Fodder In General (AREA)
  • Fertilizers (AREA)
  • Materials For Medical Uses (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB8001244A 1979-01-15 1980-01-15 Defluorinated calcium phosphate Expired GB2039867B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7900844A FR2446254A1 (en) 1979-01-15 1979-01-15 DEFLUORED NATURAL CALCIUM PHOSPHATE FOR ANIMAL FEED

Publications (2)

Publication Number Publication Date
GB2039867A GB2039867A (en) 1980-08-20
GB2039867B true GB2039867B (en) 1983-01-06

Family

ID=9220732

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8001244A Expired GB2039867B (en) 1979-01-15 1980-01-15 Defluorinated calcium phosphate

Country Status (17)

Country Link
JP (1) JPS5595607A (en)
AR (1) AR222849A1 (en)
AU (1) AU534091B2 (en)
BE (1) BE881079A (en)
BR (1) BR8000215A (en)
DE (1) DE3000987A1 (en)
ES (1) ES8101515A1 (en)
FR (1) FR2446254A1 (en)
GB (1) GB2039867B (en)
IT (1) IT7969496A0 (en)
LU (1) LU82081A1 (en)
MA (1) MA18698A1 (en)
NL (1) NL8000220A (en)
OA (1) OA06434A (en)
RO (1) RO79927B (en)
SE (1) SE7910502L (en)
ZA (1) ZA80195B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405575A (en) * 1982-04-23 1983-09-20 Henderson Albert E Method of defluorinating phosphates
US6123981A (en) * 1992-10-27 2000-09-26 Rhodia Inc. Conservation of orthophosphate waste for preparing an animal feed supplement

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2997367A (en) * 1956-10-22 1961-08-22 Int Minerals & Chem Corp Defluorination of phosphatic material
US2893834A (en) * 1957-02-18 1959-07-07 Int Minerals & Chem Corp Process for producing defluorinated calctum phosphates
US3058804A (en) * 1957-05-24 1962-10-16 Int Minerals & Chem Corp Process for production of defluorinated calcium phosphate
US3101999A (en) * 1961-01-13 1963-08-27 American Cyanamid Co Low temperature defluorination of phosphate material
US3292995A (en) * 1963-12-16 1966-12-20 Int Minerals & Chem Corp Defluorinated phosphate manufacture
FR2026878A1 (en) * 1968-12-23 1970-09-25 Kali Chemie Ag Producing ca3 (po4) 2 ca na po4

Also Published As

Publication number Publication date
RO79927B (en) 1983-04-30
FR2446254B1 (en) 1981-05-29
DE3000987A1 (en) 1980-07-24
OA06434A (en) 1981-07-31
MA18698A1 (en) 1980-10-01
SE7910502L (en) 1980-07-16
AU534091B2 (en) 1984-01-05
ES487681A0 (en) 1980-12-16
BE881079A (en) 1980-07-10
NL8000220A (en) 1980-07-17
GB2039867A (en) 1980-08-20
LU82081A1 (en) 1981-09-10
ES8101515A1 (en) 1980-12-16
IT7969496A0 (en) 1979-12-28
AR222849A1 (en) 1981-06-30
ZA80195B (en) 1980-12-31
JPS5595607A (en) 1980-07-21
BR8000215A (en) 1980-09-30
RO79927A (en) 1983-04-29
AU5458480A (en) 1980-07-24
FR2446254A1 (en) 1980-08-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee