FR2289443A2 - PROCESS FOR EXTRACTING PHOSPHORUS COMPOUNDS - Google Patents

PROCESS FOR EXTRACTING PHOSPHORUS COMPOUNDS

Info

Publication number
FR2289443A2
FR2289443A2 FR7532647A FR7532647A FR2289443A2 FR 2289443 A2 FR2289443 A2 FR 2289443A2 FR 7532647 A FR7532647 A FR 7532647A FR 7532647 A FR7532647 A FR 7532647A FR 2289443 A2 FR2289443 A2 FR 2289443A2
Authority
FR
France
Prior art keywords
phosphorus compounds
extracting phosphorus
extracting
compounds
phosphorus
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.)
Pending
Application number
FR7532647A
Other languages
French (fr)
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.)
United States Gypsum Co
Original Assignee
United States Gypsum Co
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
Priority claimed from US05/518,128 external-priority patent/US4012491A/en
Application filed by United States Gypsum Co filed Critical United States Gypsum Co
Publication of FR2289443A2 publication Critical patent/FR2289443A2/en
Pending 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
    • C01B25/324—Preparation from a reaction solution obtained by acidifying with an acid other than orthophosphoric acid
    • 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
    • C01B25/18—Phosphoric acid
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • 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
    • C01B25/30—Alkali metal phosphates
    • C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
    • C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR7532647A 1974-10-25 1975-10-24 PROCESS FOR EXTRACTING PHOSPHORUS COMPOUNDS Pending FR2289443A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/518,128 US4012491A (en) 1971-10-19 1974-10-25 Phosphate process

Publications (1)

Publication Number Publication Date
FR2289443A2 true FR2289443A2 (en) 1976-05-28

Family

ID=24062674

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532647A Pending FR2289443A2 (en) 1974-10-25 1975-10-24 PROCESS FOR EXTRACTING PHOSPHORUS COMPOUNDS

Country Status (12)

Country Link
JP (1) JPS5165097A (en)
BE (1) BE834349A (en)
BR (1) BR7506853A (en)
CA (1) CA1034738A (en)
DE (1) DE2547782A1 (en)
FI (1) FI752980A (en)
FR (1) FR2289443A2 (en)
GB (1) GB1504018A (en)
IL (1) IL48177A0 (en)
IN (1) IN144533B (en)
IT (1) IT1047836B (en)
NL (1) NL7512503A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001089990A1 (en) * 2000-05-26 2001-11-29 Jan Christoffel De Waal The production of dicalcium phosphate or monocalcium phosphate
WO2005066070A1 (en) * 2003-12-24 2005-07-21 Ecophos Method for etching phosphate ores
WO2015082468A1 (en) * 2013-12-02 2015-06-11 Ecophos S.A. Source of phosphate for agriculture and the food industry
WO2015081973A1 (en) * 2013-12-02 2015-06-11 Ecophos S.A. Source of phosphate for agriculture and the food industry
BE1021886B1 (en) * 2013-12-02 2016-01-25 Ecophos S.A. NEW PHOSPHATE SOURCE FOR AGRICULTURE AND FOOD.

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001089990A1 (en) * 2000-05-26 2001-11-29 Jan Christoffel De Waal The production of dicalcium phosphate or monocalcium phosphate
US7101522B2 (en) 2000-05-26 2006-09-05 Jan Christoffel De Waal Production of dicalcium phosphate or monocalcium phosphate
WO2005066070A1 (en) * 2003-12-24 2005-07-21 Ecophos Method for etching phosphate ores
BE1015840A3 (en) * 2003-12-24 2005-10-04 Ecophos Process leading ore phosphate.
WO2015082468A1 (en) * 2013-12-02 2015-06-11 Ecophos S.A. Source of phosphate for agriculture and the food industry
WO2015081973A1 (en) * 2013-12-02 2015-06-11 Ecophos S.A. Source of phosphate for agriculture and the food industry
BE1021886B1 (en) * 2013-12-02 2016-01-25 Ecophos S.A. NEW PHOSPHATE SOURCE FOR AGRICULTURE AND FOOD.
US10464853B2 (en) 2013-12-02 2019-11-05 Ecophos S.A. Source of phosphate for agriculture and the food industry

Also Published As

Publication number Publication date
IN144533B (en) 1978-05-13
JPS5729403B2 (en) 1982-06-22
BE834349A (en) 1976-02-02
AU8511675A (en) 1977-04-21
FI752980A (en) 1976-04-26
DE2547782A1 (en) 1976-05-06
BR7506853A (en) 1976-08-17
CA1034738A (en) 1978-07-18
JPS5165097A (en) 1976-06-05
IL48177A0 (en) 1975-11-25
IT1047836B (en) 1980-10-20
NL7512503A (en) 1976-04-27
GB1504018A (en) 1978-03-15

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