NO842238L - Fremgangsmaate for fjerning av urenheter fra vaatprosessfosforsyre - Google Patents

Fremgangsmaate for fjerning av urenheter fra vaatprosessfosforsyre

Info

Publication number
NO842238L
NO842238L NO842238A NO842238A NO842238L NO 842238 L NO842238 L NO 842238L NO 842238 A NO842238 A NO 842238A NO 842238 A NO842238 A NO 842238A NO 842238 L NO842238 L NO 842238L
Authority
NO
Norway
Prior art keywords
pollutants
removal
procedure
phosphoric acid
water process
Prior art date
Application number
NO842238A
Other languages
English (en)
Other versions
NO161849B (no
Inventor
Daniel P Mcdonald
James C Wade
Original Assignee
Mississippi Chem Corp
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 Mississippi Chem Corp filed Critical Mississippi Chem Corp
Publication of NO842238L publication Critical patent/NO842238L/no
Publication of NO161849B publication Critical patent/NO161849B/no

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
    • C01B25/455—Phosphates containing halogen
    • 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
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Fertilizers (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO842238A 1983-06-28 1984-06-04 Fremgangsmaate for fremstilling av en renset ammoniert fosforsyreblanding. NO161849B (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/508,469 US4500502A (en) 1983-06-28 1983-06-28 Process for removing impurities from wet process of phosphoric acid

Publications (2)

Publication Number Publication Date
NO842238L true NO842238L (no) 1985-01-02
NO161849B NO161849B (no) 1989-06-26

Family

ID=24022889

Family Applications (1)

Application Number Title Priority Date Filing Date
NO842238A NO161849B (no) 1983-06-28 1984-06-04 Fremgangsmaate for fremstilling av en renset ammoniert fosforsyreblanding.

Country Status (8)

Country Link
US (1) US4500502A (no)
BE (1) BE899767A (no)
CA (1) CA1208881A (no)
FR (1) FR2548166B1 (no)
GB (1) GB2142614B (no)
MX (1) MX162634A (no)
NL (1) NL191705C (no)
NO (1) NO161849B (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2570363B1 (fr) * 1984-09-14 1986-12-26 Centre Nat Rech Scient Procede de separation d'impuretes a base de magnesium et eventuellement d'aluminium et de fluor, d'un acide phosphorique prepare par voie humide
US4639359A (en) * 1985-12-16 1987-01-27 International Minerals & Chemical Corp. Process of removing cationic impurities from wet process phosphoric acid
US8202449B2 (en) * 2006-10-31 2012-06-19 Icl Performance Products, Lp Corrosion-inhibited ammonium polyphosphate fire retardant compositions
CA2939033C (en) 2013-02-06 2021-12-14 X'aan Innovations Inc. Ammonium polyphosphate based fire-retardant compositions
CN103523764B (zh) * 2013-06-27 2016-08-17 云南云天化国际化工股份有限公司 一种降低湿法磷酸中镁铝杂质的方法
CN103803518A (zh) * 2014-01-24 2014-05-21 贵阳中化开磷化肥有限公司 一种用湿法磷酸制备磷酸二氢钾的方法
US11767228B2 (en) 2018-05-03 2023-09-26 Arafura Resources Limited Processing rare earth sulphate solutions
US11858824B2 (en) 2018-05-03 2024-01-02 Arafura Resources Limited Process for the recovery of rare earths
CN112250052B (zh) * 2020-09-07 2023-05-09 昆明隆祥化工有限公司 湿法磷酸生产工业级磷酸一铵及磷酸铵镁缓释肥的方法
CN115403018B (zh) * 2022-08-01 2024-01-30 深圳市德方纳米科技股份有限公司 利用高杂磷酸制备磷酸铁的方法和正极材料的制备方法
CN115448276A (zh) * 2022-08-16 2022-12-09 四川龙蟒磷化工有限公司 一种电池正极材料前驱体及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE420173C (de) * 1922-05-21 1925-10-17 Chemische Produkte Vormals H S Verfahren zur Reinigung von Phosphorsaeure bzw. zur Darstellung reiner, phosphorsaurer Salze
DE487848C (de) * 1925-02-10 1929-12-24 I G Farbenindustrie Akt Ges Verfahren zur Gewinnung von reiner Phosphorsaeure und reinem Triammoniumphosphat
GB906561A (en) * 1959-12-15 1962-09-26 Scottish Agricultural Ind Ltd Phosphoric acid concentration process
FR1245377A (fr) * 1960-01-18 1960-11-04 Procédé de purification par neutralisation de l'acide phosphorique obtenu par voiehumide
US3328123A (en) * 1964-03-04 1967-06-27 American Cyanamid Co Clarification of concentrated wet process phosphoric acid
US3554728A (en) * 1968-08-05 1971-01-12 Allied Chem Process for making non-hygroscopic ammonium phosphate
US3632329A (en) * 1970-03-16 1972-01-04 Continental Oil Co Reduction of magnesium in fertilizer base solutions
DE2053885B2 (de) * 1970-11-03 1973-01-04 Chemische Fabrik Budenheim, Rudolf A. Oetker, 6501 Budenheim Verfahren zur gemeinsamen Entfernung von Sulfationen und kationischen Verunreinigungen aus technischer Naßverfahrensphosphorsäure
US3975178A (en) * 1973-10-12 1976-08-17 Tennessee Valley Authority Purification of wet-process phosphoric acid with methanol and ammonia

Also Published As

Publication number Publication date
NL8401517A (nl) 1985-01-16
BE899767A (fr) 1984-09-17
GB8412930D0 (en) 1984-06-27
FR2548166B1 (fr) 1988-12-30
MX162634A (es) 1991-06-06
FR2548166A1 (fr) 1985-01-04
GB2142614B (en) 1987-01-07
NL191705B (nl) 1995-12-01
GB2142614A (en) 1985-01-23
US4500502A (en) 1985-02-19
NL191705C (nl) 1996-04-02
NO161849B (no) 1989-06-26
CA1208881A (en) 1986-08-05

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