BE876866A - Procede pour purifier un acide phosphorique qui a ete soumis a une extraction par solvant - Google Patents

Procede pour purifier un acide phosphorique qui a ete soumis a une extraction par solvant

Info

Publication number
BE876866A
BE876866A BE0/195647A BE195647A BE876866A BE 876866 A BE876866 A BE 876866A BE 0/195647 A BE0/195647 A BE 0/195647A BE 195647 A BE195647 A BE 195647A BE 876866 A BE876866 A BE 876866A
Authority
BE
Belgium
Prior art keywords
subject
phosphoric acid
solvent extraction
purifying phosphoric
purifying
Prior art date
Application number
BE0/195647A
Other languages
English (en)
French (fr)
Inventor
A Kouloheris
Original Assignee
Gardinier Inc
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 Gardinier Inc filed Critical Gardinier Inc
Publication of BE876866A publication Critical patent/BE876866A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
    • C22B60/02—Obtaining thorium, uranium, or other actinides
    • C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
    • C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
    • C22B60/0221—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching
    • C22B60/0226—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors
    • C22B60/0243—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors phosphorated ion as active agent
    • 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
    • C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities
    • 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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
BE0/195647A 1978-06-09 1979-06-08 Procede pour purifier un acide phosphorique qui a ete soumis a une extraction par solvant BE876866A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/914,289 US4250155A (en) 1978-06-09 1978-06-09 Method of purifying phosphoric acid after solvent extraction

Publications (1)

Publication Number Publication Date
BE876866A true BE876866A (fr) 1979-12-10

Family

ID=25434143

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/195647A BE876866A (fr) 1978-06-09 1979-06-08 Procede pour purifier un acide phosphorique qui a ete soumis a une extraction par solvant

Country Status (13)

Country Link
US (1) US4250155A (es)
JP (1) JPS54162698A (es)
BE (1) BE876866A (es)
BR (1) BR7903585A (es)
CA (1) CA1113681A (es)
DE (1) DE2921239A1 (es)
ES (1) ES481424A1 (es)
FR (1) FR2428000A1 (es)
GB (1) GB2022567B (es)
IL (1) IL57444A (es)
MA (1) MA18477A1 (es)
MX (1) MX152600A (es)
NL (1) NL7904539A (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542302B1 (fr) * 1983-03-08 1985-10-25 Pechiney Ugine Kuhlmann Uran Procede ameliore de recuperation par solvant de l'uranium present dans l'acide phosphorique
US20080053911A1 (en) * 2006-08-30 2008-03-06 Qiagen Gmbh Separation of an organic phase from a mixture comprising organic and aqueous phases by solid phase systems
US8669396B2 (en) 2009-05-18 2014-03-11 Monsanto Technology Llc Recovery of phosphorus values and salt impurities from aqueous waste streams

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA463505A (en) * 1950-03-07 R. Singer Marshall Manufacture of phosphoric acid
US1597984A (en) * 1923-09-13 1926-08-31 Bour Harry E La Method of concentrating and purification of phosphoric acid
CA718837A (en) * 1962-06-23 1965-09-28 Toyo Engineering Corporation Wet-process phosphoric acid manufacture by the semihydrate-dihydrate calcium sulphate method
GB1103224A (en) * 1964-07-28 1968-02-14 Marchon Products Ltd Improvements in the manufacture of phosphoric acid
GB1113922A (en) * 1964-08-19 1968-05-15 Fisons Ltd Clarifying phosphoric acid
ES336087A1 (es) 1966-02-01 1967-12-16 Fmc Corp Procedimiento de purificacion de acido fosforico.
US3573182A (en) * 1968-01-11 1971-03-30 Us Interior Process for separating zinc and copper
GB1296668A (es) 1969-03-24 1972-11-15
JPS4715457U (es) * 1971-03-22 1972-10-23
FR2160279B1 (es) 1971-11-17 1977-06-03
IL40253A (en) * 1972-08-30 1975-04-25 Imi Inst For Res & Dev Removal of dissolved organic matter from acidic aqueous solution
JPS5018388A (es) * 1973-06-21 1975-02-26
US3969483A (en) * 1974-11-07 1976-07-13 Tennessee Valley Authority Removal of carbonaceous matter from ammonium polyphosphate liquids
US3993736A (en) 1975-08-14 1976-11-23 Stauffer Chemical Company Food grade phosphoric acid from wet process acid
JPS5297393A (en) 1976-02-13 1977-08-16 Toyo Soda Mfg Co Ltd Purification of extracted phosphoric acid
JPS5297394A (en) 1976-02-13 1977-08-16 Toyo Soda Mfg Co Ltd Removal of organic matter in phosphoric acid
US4105741A (en) 1976-03-08 1978-08-08 Freeport Minerals Company Process for recovery of uranium from wet process phosphoric acid

Also Published As

Publication number Publication date
MA18477A1 (fr) 1979-12-31
CA1113681A (en) 1981-12-08
ES481424A1 (es) 1980-02-01
IL57444A0 (en) 1979-09-30
GB2022567B (en) 1982-10-13
FR2428000B1 (es) 1985-03-08
FR2428000A1 (fr) 1980-01-04
DE2921239C2 (es) 1987-04-09
DE2921239A1 (de) 1979-12-13
MX152600A (es) 1985-09-17
JPS54162698A (en) 1979-12-24
NL7904539A (nl) 1979-12-11
US4250155A (en) 1981-02-10
BR7903585A (pt) 1980-01-22
GB2022567A (en) 1979-12-19
IL57444A (en) 1982-07-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GARDINIER INC.

Effective date: 19870630