LU80676A1 - Procede pour enlever des agents salissants de l'acide phosphorique - Google Patents

Procede pour enlever des agents salissants de l'acide phosphorique Download PDF

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Publication number
LU80676A1
LU80676A1 LU80676A LU80676A LU80676A1 LU 80676 A1 LU80676 A1 LU 80676A1 LU 80676 A LU80676 A LU 80676A LU 80676 A LU80676 A LU 80676A LU 80676 A1 LU80676 A1 LU 80676A1
Authority
LU
Luxembourg
Prior art keywords
acid
earth
fuller
agents
phosphoric acid
Prior art date
Application number
LU80676A
Other languages
English (en)
French (fr)
Inventor
A Schepper
G Belpaire
A Peteghem
Original Assignee
Metallurgie Hoboken
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 Metallurgie Hoboken filed Critical Metallurgie Hoboken
Priority to LU80676A priority Critical patent/LU80676A1/fr
Priority to MA18868A priority patent/MA18666A1/fr
Priority to EP79200759A priority patent/EP0016264B1/de
Priority to ES487031A priority patent/ES487031A1/es
Priority to OA56975A priority patent/OA06418A/xx
Publication of LU80676A1 publication Critical patent/LU80676A1/fr

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
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities
    • 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
    • C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
    • C22B60/026—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries liquid-liquid extraction with or without dissolution in organic solvents
    • 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
    • C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
    • C22B60/0265—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries extraction by solid resins
    • 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
    • C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
    • C22B60/0278—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries by chemical methods
    • C22B60/0282—Solutions containing P ions, e.g. treatment of solutions resulting from the leaching of phosphate ores or recovery of uranium from wet-process phosphoric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
LU80676A 1978-12-19 1978-12-19 Procede pour enlever des agents salissants de l'acide phosphorique LU80676A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
LU80676A LU80676A1 (fr) 1978-12-19 1978-12-19 Procede pour enlever des agents salissants de l'acide phosphorique
MA18868A MA18666A1 (fr) 1978-12-19 1979-12-07 Procede d'extraction d'uranium d'acide phosphorique
EP79200759A EP0016264B1 (de) 1978-12-19 1979-12-13 Verfahren zur Extraktion von Uran aus Phosphorsäure
ES487031A ES487031A1 (es) 1978-12-19 1979-12-18 Procedimiento de extraccion de uranio de acido fosforico
OA56975A OA06418A (fr) 1978-12-19 1979-12-18 Procédé d'extraction d'uranium d'acide phosphorique.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU80676A LU80676A1 (fr) 1978-12-19 1978-12-19 Procede pour enlever des agents salissants de l'acide phosphorique
LU80676 1978-12-19

Publications (1)

Publication Number Publication Date
LU80676A1 true LU80676A1 (fr) 1980-07-21

Family

ID=19729076

Family Applications (1)

Application Number Title Priority Date Filing Date
LU80676A LU80676A1 (fr) 1978-12-19 1978-12-19 Procede pour enlever des agents salissants de l'acide phosphorique

Country Status (5)

Country Link
EP (1) EP0016264B1 (de)
ES (1) ES487031A1 (de)
LU (1) LU80676A1 (de)
MA (1) MA18666A1 (de)
OA (1) OA06418A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1185766A (en) * 1981-11-09 1985-04-23 Jan Bock Oxidation - flocculation solids removal from wet process phosphoric acid
DE3202658A1 (de) * 1982-01-28 1983-08-04 Hoechst Ag, 6230 Frankfurt Verfahren zur entfernung von schwermetallionen aus nassverfahrensphosphorsaeure
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
CN113151699A (zh) * 2020-12-25 2021-07-23 核工业北京化工冶金研究院 一种从铀萃余液中去除有机相的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124419A (en) * 1961-04-20 1964-03-10 Purification of phosphoric acid
FR1334532A (fr) * 1962-06-29 1963-08-09 Pechiney Saint Gobain Procédé pour le conditionnement continu d'acide phosphorique brut
NL295743A (de) * 1962-07-25
FR1472520A (fr) * 1966-03-23 1967-03-10 Marchon Products Ltd Procédé de désulfatation de l'acide phosphorique
US3835214A (en) * 1972-08-15 1974-09-10 Atomic Energy Commission Oxidative stripping process for the recovery of uranium from wet-process phosphoric acid
ES417776A1 (es) * 1973-08-01 1976-02-16 Foret Sa Procedimiento para la purificacion del acido fosforico ob- tenido por via humeda, por medio de un tratamiento quimico.
CA1042180A (en) * 1973-12-13 1978-11-14 Sergio O. Pierres Stabilization of wet process phosphoric acid
FR2375142A1 (fr) * 1976-02-26 1978-07-21 Ind Chimiques Maghrebines Procede de clarification et de defluoration simultanees de l'acide phosphorique et acide obtenu par ledit procede
UST971006I4 (en) * 1977-09-14 1978-06-06 Tennessee Valley Authority Purification of phosphoric acid solutions

Also Published As

Publication number Publication date
EP0016264B1 (de) 1982-06-16
ES487031A1 (es) 1980-09-16
MA18666A1 (fr) 1980-07-01
EP0016264A1 (de) 1980-10-01
OA06418A (fr) 1981-09-30

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