ES8101515A1 - Procedimiento de fabricacion de fosfato de calcio por tra- tamiento termico. - Google Patents

Procedimiento de fabricacion de fosfato de calcio por tra- tamiento termico.

Info

Publication number
ES8101515A1
ES8101515A1 ES487681A ES487681A ES8101515A1 ES 8101515 A1 ES8101515 A1 ES 8101515A1 ES 487681 A ES487681 A ES 487681A ES 487681 A ES487681 A ES 487681A ES 8101515 A1 ES8101515 A1 ES 8101515A1
Authority
ES
Spain
Prior art keywords
calcination
procedure
calcium phosphate
temperature
phosphoric acid
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
ES487681A
Other languages
English (en)
Spanish (es)
Other versions
ES487681A0 (es
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
Pechiney 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 ES487681A0 publication Critical patent/ES487681A0/es
Publication of ES8101515A1 publication Critical patent/ES8101515A1/es
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)
  • Fodder In General (AREA)
  • Processing Of Solid Wastes (AREA)
  • Fertilizers (AREA)
  • Materials For Medical Uses (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
ES487681A 1979-01-15 1980-01-14 Procedimiento de fabricacion de fosfato de calcio por tra- tamiento termico. Expired ES8101515A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7900844A FR2446254A1 (fr) 1979-01-15 1979-01-15 Phosphate de calcium naturel defluore pour alimentation animale

Publications (2)

Publication Number Publication Date
ES487681A0 ES487681A0 (es) 1980-12-16
ES8101515A1 true ES8101515A1 (es) 1980-12-16

Family

ID=9220732

Family Applications (1)

Application Number Title Priority Date Filing Date
ES487681A Expired ES8101515A1 (es) 1979-01-15 1980-01-14 Procedimiento de fabricacion de fosfato de calcio por tra- tamiento termico.

Country Status (17)

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

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
ES487681A0 (es) 1980-12-16
BE881079A (fr) 1980-07-10
AR222849A1 (es) 1981-06-30
ZA80195B (en) 1980-12-31
RO79927B (ro) 1983-04-30
LU82081A1 (fr) 1981-09-10
FR2446254A1 (fr) 1980-08-08
JPS5595607A (en) 1980-07-21
BR8000215A (pt) 1980-09-30
AU5458480A (en) 1980-07-24
NL8000220A (nl) 1980-07-17
RO79927A (ro) 1983-04-29
OA06434A (fr) 1981-07-31
GB2039867B (en) 1983-01-06
SE7910502L (sv) 1980-07-16
IT7969496A0 (it) 1979-12-28
AU534091B2 (en) 1984-01-05
FR2446254B1 (enExample) 1981-05-29
GB2039867A (en) 1980-08-20
MA18698A1 (fr) 1980-10-01
DE3000987A1 (de) 1980-07-24

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