NO820591L - Fremgangsmaate for aa fjerne uran fra et ekstraksjonsmiddel - Google Patents

Fremgangsmaate for aa fjerne uran fra et ekstraksjonsmiddel

Info

Publication number
NO820591L
NO820591L NO820591A NO820591A NO820591L NO 820591 L NO820591 L NO 820591L NO 820591 A NO820591 A NO 820591A NO 820591 A NO820591 A NO 820591A NO 820591 L NO820591 L NO 820591L
Authority
NO
Norway
Prior art keywords
extractant
uranium
solution
stripping
acid
Prior art date
Application number
NO820591A
Other languages
English (en)
Norwegian (no)
Inventor
Ralph Eric Worthington
Alex Magdics
Original Assignee
Prodeco 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
Priority claimed from US06/238,555 external-priority patent/US4652431A/en
Application filed by Prodeco Inc filed Critical Prodeco Inc
Publication of NO820591L publication Critical patent/NO820591L/no

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
NO820591A 1981-02-26 1982-02-25 Fremgangsmaate for aa fjerne uran fra et ekstraksjonsmiddel NO820591L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/238,555 US4652431A (en) 1981-02-26 1981-02-26 Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution
US06/267,672 US4652432A (en) 1981-02-26 1981-05-27 Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution

Publications (1)

Publication Number Publication Date
NO820591L true NO820591L (no) 1982-08-27

Family

ID=26931767

Family Applications (1)

Application Number Title Priority Date Filing Date
NO820591A NO820591L (no) 1981-02-26 1982-02-25 Fremgangsmaate for aa fjerne uran fra et ekstraksjonsmiddel

Country Status (16)

Country Link
US (1) US4652432A (ro)
EP (1) EP0059592B1 (ro)
AU (1) AU8039682A (ro)
BR (1) BR8200993A (ro)
CA (1) CA1179148A (ro)
DE (1) DE3265708D1 (ro)
ES (1) ES509955A0 (ro)
FI (1) FI820645L (ro)
MA (1) MA19286A1 (ro)
NO (1) NO820591L (ro)
OA (1) OA07024A (ro)
PL (1) PL235249A1 (ro)
PT (1) PT74500B (ro)
RO (1) RO84610B (ro)
WO (1) WO1982002873A1 (ro)
YU (1) YU42082A (ro)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5437848A (en) * 1992-07-10 1995-08-01 Cabot Corporation Recovery of metal values from process residues
US20090032403A1 (en) * 2007-08-03 2009-02-05 Vinod Malhotra Uranium recovery using electrolysis
CN113023781A (zh) * 2019-12-24 2021-06-25 中核建中核燃料元件有限公司 一种高活性粉末的制备方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866680A (en) * 1955-03-02 1958-12-30 Ray S Long Alkyl pyrophosphate metal solvent extractants and process
US2947774A (en) * 1956-04-25 1960-08-02 Charles A Levine Preparation of alkyl pyrophosphate extractants
US2859094A (en) * 1957-02-07 1958-11-04 John M Schmitt Uranium extraction process using synergistic reagents
NL264124A (ro) * 1960-04-28 1900-01-01
US3835214A (en) * 1972-08-15 1974-09-10 Atomic Energy Commission Oxidative stripping process for the recovery of uranium from wet-process phosphoric acid
US4002716A (en) * 1973-08-23 1977-01-11 Westinghouse Electric Corporation Sulfide precipitation method of separating uranium from group II and group III metal ions
US3987145A (en) * 1975-05-15 1976-10-19 The United States Of America As Represented By The United States Energy Research And Development Administration Ferric ion as a scavenging agent in a solvent extraction process
FR2396803A1 (fr) * 1977-07-05 1979-02-02 Cogema Procede d'extraction d'uranium a partir d'acide phosphorique de voie humide
FR2423545A1 (fr) * 1977-08-25 1979-11-16 Minemet Rech Sa Procede pour la recuperation de l'uranium contenu dans des solutions phosphatees
US4243637A (en) * 1977-10-11 1981-01-06 Occidental Petroleum Company Uranium recovery from pre-treated phosphoric acid
US4255392A (en) * 1978-07-13 1981-03-10 Wyoming Mineral Corp. Method of separating iron from uranium
FR2449652A2 (fr) * 1979-02-23 1980-09-19 Minemet Rech Sa Procede pour la recuperation de l'uranium contenu dans des composes phosphates
FR2435444A1 (fr) * 1978-09-08 1980-04-04 Minemet Rech Sa Procede pour la recuperation de l'uranium contenu dans des composes phosphates
US4311676A (en) * 1978-09-08 1982-01-19 Minemet Recherche Process for the recovery of uranium contained in phosphated compounds
IL58726A (en) * 1978-11-28 1982-12-31 Commissariat Energie Atomique Recovery of uranium from phosphoric acid solutions
FR2459205A2 (fr) * 1979-06-15 1981-01-09 Commissariat Energie Atomique Procede de recuperation de l'uranium present dans une solution d'acide phosphorique
FR2450233A1 (fr) * 1979-02-28 1980-09-26 Rhone Poulenc Ind Procede de recuperation de l'uranium contenu dans un acide phosphorique impur
FR2461681A1 (fr) * 1979-07-20 1981-02-06 Rhone Poulenc Ind Perfectionnement au procede de recuperation de l'uranium d'un acide phosphorique impur
GB2054545B (en) * 1980-07-18 1983-02-23 Rhone Poulenc Ind Recovery of uranium from an impure phosphoric acid

Also Published As

Publication number Publication date
MA19286A1 (fr) 1982-04-01
PL235249A1 (ro) 1982-09-27
EP0059592B1 (en) 1985-08-28
ES8500336A1 (es) 1984-10-01
AU8039682A (en) 1982-09-16
WO1982002873A1 (en) 1982-09-02
YU42082A (en) 1985-03-20
EP0059592A1 (en) 1982-09-08
BR8200993A (pt) 1983-01-04
RO84610A (ro) 1984-07-17
OA07024A (fr) 1983-08-31
FI820645A7 (fi) 1982-08-27
CA1179148A (en) 1984-12-11
RO84610B (ro) 1984-09-30
PT74500A (en) 1982-03-01
ES509955A0 (es) 1984-10-01
PT74500B (en) 1983-07-08
DE3265708D1 (en) 1985-10-03
FI820645L (fi) 1982-08-27
US4652432A (en) 1987-03-24

Similar Documents

Publication Publication Date Title
US3083085A (en) Liquid-liquid extraction recovery of vanadium and molybdenum values using a quaternary ammonium extractant
US4401531A (en) Process for the production of electrolytic zinc or high purity zinc salts from secondary zinc raw-materials
US5023059A (en) Recovery of metal values and hydrofluoric acid from tantalum and columbium waste sludge
US4150976A (en) Method for the recovery of metallic copper
US3647361A (en) Two-stage countercurrent leaching process for the recovery of phosphates, yttrium and rare earth values
US4599221A (en) Recovery of uranium from wet process phosphoric acid by liquid-solid ion exchange
US4490336A (en) Process for stripping uranium from an alkyl pyrophosphoric acid
CA1139954A (en) Purification of wet process phosphoric acid as a pretreatment step in the recovery of uranium
US3545920A (en) Process for extracting aluminum from solutions
US4233278A (en) Process for purifying crude phosphoric acid
KR900000080B1 (ko) 카드뮴 제거에 의한 습식공정 인산의 정제방법
US4302427A (en) Recovery of uranium from wet-process phosphoric acid
JPS6057919B2 (ja) 硝酸含有廃液の処理方法
SU858572A3 (ru) Способ извлечени урана
NO820591L (no) Fremgangsmaate for aa fjerne uran fra et ekstraksjonsmiddel
US4053552A (en) Solvent extraction of zinc from sulfite-bisulfite solution
US4275038A (en) Process for treating loaded extractant from purification of phosphoric acid by extraction and recovering nutrients
US3573182A (en) Process for separating zinc and copper
US4652431A (en) Process for recovering uranium using an alkyl pyrophosphoric acid and alkaline stripping solution
US4289609A (en) Process for removing solid organic materials and other impurities from wet-process phosphoric acid
US4427640A (en) Sequential process for extraction and recovery of vanadium and uranium from wet process acids
US3348906A (en) Solvent extraction process for the recovery of vanadium values
US4125587A (en) Removing zinc from a nickel solution by extraction
NL8004162A (nl) Werkwijze voor het winnen van uranium uit een onzuiver fosforzuur.
US4407780A (en) Reductive stripping of uranium values from wet-process phosphoric acid