FR2249961A1 - - Google Patents

Info

Publication number
FR2249961A1
FR2249961A1 FR7435750A FR7435750A FR2249961A1 FR 2249961 A1 FR2249961 A1 FR 2249961A1 FR 7435750 A FR7435750 A FR 7435750A FR 7435750 A FR7435750 A FR 7435750A FR 2249961 A1 FR2249961 A1 FR 2249961A1
Authority
FR
France
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.)
Granted
Application number
FR7435750A
Other languages
French (fr)
Other versions
FR2249961B1 (enExample
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of FR2249961A1 publication Critical patent/FR2249961A1/fr
Application granted granted Critical
Publication of FR2249961B1 publication Critical patent/FR2249961B1/fr
Expired legal-status Critical Current

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
    • C22B60/0252—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
    • 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

  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR7435750A 1973-11-01 1974-10-24 Expired FR2249961B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/411,886 US3966873A (en) 1973-11-01 1973-11-01 Uranium complex recycling method of purifying uranium liquors

Publications (2)

Publication Number Publication Date
FR2249961A1 true FR2249961A1 (enExample) 1975-05-30
FR2249961B1 FR2249961B1 (enExample) 1980-01-11

Family

ID=23630695

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435750A Expired FR2249961B1 (enExample) 1973-11-01 1974-10-24

Country Status (8)

Country Link
US (1) US3966873A (enExample)
JP (1) JPS5079410A (enExample)
DE (1) DE2451595A1 (enExample)
ES (1) ES431569A1 (enExample)
FR (1) FR2249961B1 (enExample)
GB (1) GB1487223A (enExample)
IL (1) IL45893A (enExample)
IT (1) IT1024043B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457258A1 (fr) * 1979-05-22 1980-12-19 Rhone Poulenc Ind Perfectionnement au procede de recuperation de l'uranium d'un acide phosphorique impur
FR2459837A1 (fr) * 1976-03-08 1981-01-16 Freeport Minerals Co Procede pour la recuperation d'uranium a partir d'acide phosphorique obtenu par voie humide
EP0031172A1 (fr) * 1979-11-05 1981-07-01 SOCIETE DE PRAYON Société anonyme dite: Procédé de ré-extraction réductrice de l'uranium d'un extractant organique
FR2476057A2 (fr) * 1979-09-21 1981-08-21 Rhone Poulenc Ind Perfectionnement au procede de recuperation globale de l'uranium, des terres rares, du thorium et de l'yttrium contenus dans une solution acide

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180545A (en) * 1977-03-25 1979-12-25 Tennessee Valley Authority Uranium recovery from wet-process phosphoric acid
JPS53128596A (en) * 1977-04-14 1978-11-09 Doryokuro Kakunenryo Method of recovering uranium from wet phosphoric acid
US4243637A (en) * 1977-10-11 1981-01-06 Occidental Petroleum Company Uranium recovery from pre-treated phosphoric acid
US4190634A (en) * 1978-05-08 1980-02-26 Monsanto Company Purifying phosphoric acid by extraction with an aliphatic nitrile
US4255392A (en) * 1978-07-13 1981-03-10 Wyoming Mineral Corp. Method of separating iron from uranium
US4311676A (en) * 1978-09-08 1982-01-19 Minemet Recherche Process for the recovery of uranium contained in phosphated compounds
FR2443424A1 (fr) * 1978-12-08 1980-07-04 Ugine Kuhlmann Uranate de sodium
US4302427A (en) * 1979-03-19 1981-11-24 International Minerals & Chemical Corporation Recovery of uranium from wet-process phosphoric acid
US4356154A (en) * 1980-01-23 1982-10-26 Wyoming Mineral Corporation Uranium extraction coefficient control in the process of uranium extraction from phosphoric acid
US4435367A (en) 1981-07-21 1984-03-06 Wyoming Mineral Corporation Barren solvent wash by oxidized raffinate acid in the process of uranium extraction from phosphoric acid
US4430309A (en) 1981-08-12 1984-02-07 Wyoming Mineral Corporation Acid wash of second cycle solvent in the recovery of uranium from phosphate rock
US4816241A (en) * 1982-02-16 1989-03-28 J. R. Simplot Co. Gaseous reduction of phosphoric acid
US4461746A (en) * 1982-02-16 1984-07-24 J. R. Simplot Co. Reduction of iron in a reductive stripping process for the recovery of uranium from wet process phosphoric acid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL264124A (enExample) * 1960-04-28 1900-01-01
US3052514A (en) * 1960-06-03 1962-09-04 John M Schmitt Process for recovering uranium from aqueous phosphoric acid liquors
US3214239A (en) * 1962-07-02 1965-10-26 Kerr Mc Gee Oil Ind Inc Recovery of metal values from aqueous solution by solvent extraction with an organo phosphorus extractant
US3737513A (en) * 1970-07-02 1973-06-05 Freeport Minerals Co Recovery of uranium from an organic extractant by back extraction with h3po4 or hf
US3711591A (en) * 1970-07-08 1973-01-16 Atomic Energy Commission Reductive stripping process for the recovery of uranium from wet-process phosphoric acid
US3835214A (en) * 1972-08-15 1974-09-10 Atomic Energy Commission Oxidative stripping process for the recovery of uranium from wet-process phosphoric acid

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2459837A1 (fr) * 1976-03-08 1981-01-16 Freeport Minerals Co Procede pour la recuperation d'uranium a partir d'acide phosphorique obtenu par voie humide
FR2457258A1 (fr) * 1979-05-22 1980-12-19 Rhone Poulenc Ind Perfectionnement au procede de recuperation de l'uranium d'un acide phosphorique impur
FR2476057A2 (fr) * 1979-09-21 1981-08-21 Rhone Poulenc Ind Perfectionnement au procede de recuperation globale de l'uranium, des terres rares, du thorium et de l'yttrium contenus dans une solution acide
EP0031172A1 (fr) * 1979-11-05 1981-07-01 SOCIETE DE PRAYON Société anonyme dite: Procédé de ré-extraction réductrice de l'uranium d'un extractant organique

Also Published As

Publication number Publication date
FR2249961B1 (enExample) 1980-01-11
JPS5079410A (enExample) 1975-06-27
IL45893A0 (en) 1974-12-31
ES431569A1 (es) 1976-11-01
GB1487223A (en) 1977-09-28
IT1024043B (it) 1978-06-20
DE2451595A1 (de) 1975-05-07
US3966873A (en) 1976-06-29
IL45893A (en) 1977-01-31

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Legal Events

Date Code Title Description
ST Notification of lapse