GB1504018A - Phosphate process - Google Patents

Phosphate process

Info

Publication number
GB1504018A
GB1504018A GB41172/75A GB4117275A GB1504018A GB 1504018 A GB1504018 A GB 1504018A GB 41172/75 A GB41172/75 A GB 41172/75A GB 4117275 A GB4117275 A GB 4117275A GB 1504018 A GB1504018 A GB 1504018A
Authority
GB
United Kingdom
Prior art keywords
leach
moles
acid
leached
hno
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
GB41172/75A
Other languages
English (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.)
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 GB1504018A publication Critical patent/GB1504018A/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
    • C01B25/324—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)
GB41172/75A 1974-10-25 1975-10-08 Phosphate process Expired GB1504018A (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
GB1504018A true GB1504018A (en) 1978-03-15

Family

ID=24062674

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41172/75A Expired GB1504018A (en) 1974-10-25 1975-10-08 Phosphate process

Country Status (12)

Country Link
JP (1) JPS5165097A (enExample)
BE (1) BE834349A (enExample)
BR (1) BR7506853A (enExample)
CA (1) CA1034738A (enExample)
DE (1) DE2547782A1 (enExample)
FI (1) FI752980A7 (enExample)
FR (1) FR2289443A2 (enExample)
GB (1) GB1504018A (enExample)
IL (1) IL48177A0 (enExample)
IN (1) IN144533B (enExample)
IT (1) IT1047836B (enExample)
NL (1) NL7512503A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7824634B2 (en) 2003-12-24 2010-11-02 Ecophos Method for etching phosphate ores

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA200002638B (en) * 2000-05-26 2001-01-31 Jan Christoffel De Waal The production of dicalcium phosphate or monocalcium phosphate.
BE1021886B1 (fr) * 2013-12-02 2016-01-25 Ecophos S.A. Nouvelle source de phosphate pour l'agriculture et l'alimentaire.
WO2015082468A1 (fr) * 2013-12-02 2015-06-11 Ecophos S.A. Source de phosphate pour l'agriculture et l'alimentaire
WO2015081973A1 (fr) * 2013-12-02 2015-06-11 Ecophos S.A. Source de phosphate pour l'agriculture et l'alimentaire

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7824634B2 (en) 2003-12-24 2010-11-02 Ecophos Method for etching phosphate ores

Also Published As

Publication number Publication date
JPS5165097A (en) 1976-06-05
AU8511675A (en) 1977-04-21
CA1034738A (en) 1978-07-18
JPS5729403B2 (enExample) 1982-06-22
IT1047836B (it) 1980-10-20
BR7506853A (pt) 1976-08-17
FI752980A7 (enExample) 1976-04-26
BE834349A (fr) 1976-02-02
FR2289443A2 (fr) 1976-05-28
DE2547782A1 (de) 1976-05-06
IL48177A0 (en) 1975-11-25
IN144533B (enExample) 1978-05-13
NL7512503A (nl) 1976-04-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee