FI832891A7 - Parannettu menetelmä epäpuhtaan uraanitetrafluoridin liuottamiseksi. - Google Patents

Parannettu menetelmä epäpuhtaan uraanitetrafluoridin liuottamiseksi. Download PDF

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Publication number
FI832891A7
FI832891A7 FI832891A FI832891A FI832891A7 FI 832891 A7 FI832891 A7 FI 832891A7 FI 832891 A FI832891 A FI 832891A FI 832891 A FI832891 A FI 832891A FI 832891 A7 FI832891 A7 FI 832891A7
Authority
FI
Finland
Prior art keywords
improved method
uranium tetrafluoride
impure uranium
dissolving impure
dissolving
Prior art date
Application number
FI832891A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI832891L (fi
FI832891A0 (fi
Inventor
Antoine Floreancig
Original Assignee
Uranium Pechiney Ugine Kuhlmann
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 Uranium Pechiney Ugine Kuhlmann filed Critical Uranium Pechiney Ugine Kuhlmann
Publication of FI832891A0 publication Critical patent/FI832891A0/fi
Publication of FI832891L publication Critical patent/FI832891L/fi
Publication of FI832891A7 publication Critical patent/FI832891A7/fi

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
    • C22B60/0239—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes by leaching using acidic solutions or liquors nitric acid containing ion as active agent
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/48—Halides, with or without other cations besides aluminium
    • C01F7/50—Fluorides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G43/00—Compounds of uranium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
FI832891A 1982-08-12 1983-08-11 Parannettu menetelmä epäpuhtaan uraanitetrafluoridin liuottamiseksi. FI832891A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8214352A FR2531696B1 (fr) 1982-08-12 1982-08-12 Procede ameliore de dissolution du tetrafluorure d'uranium impur

Publications (3)

Publication Number Publication Date
FI832891A0 FI832891A0 (fi) 1983-08-11
FI832891L FI832891L (fi) 1984-02-13
FI832891A7 true FI832891A7 (fi) 1984-02-13

Family

ID=9276951

Family Applications (1)

Application Number Title Priority Date Filing Date
FI832891A FI832891A7 (fi) 1982-08-12 1983-08-11 Parannettu menetelmä epäpuhtaan uraanitetrafluoridin liuottamiseksi.

Country Status (16)

Country Link
US (1) US4576802A (enExample)
EP (1) EP0101395B1 (enExample)
KR (1) KR840006175A (enExample)
BR (1) BR8304313A (enExample)
CA (1) CA1210566A (enExample)
ES (1) ES8404289A1 (enExample)
FI (1) FI832891A7 (enExample)
FR (1) FR2531696B1 (enExample)
GR (1) GR78867B (enExample)
IL (1) IL69459A (enExample)
JO (1) JO1263B1 (enExample)
MA (1) MA19866A1 (enExample)
OA (1) OA07518A (enExample)
PH (1) PH19146A (enExample)
PT (1) PT77182B (enExample)
YU (1) YU167383A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5077020A (en) * 1989-12-20 1991-12-31 Westinghouse Electric Corp. Metal recovery process using waterglass
FR2681139B1 (fr) * 1991-09-10 1993-11-05 Matieres Nucleaires Cie Gle Installation pour effectuer plusieurs reactions chimiques successives dans un meme recipient.
CN112456559A (zh) * 2020-11-20 2021-03-09 中核北方核燃料元件有限公司 一种由uf6直接制备uo2(no3)2溶液的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900226A (en) * 1952-05-20 1959-08-18 Ward B Schaap Recovery of uranium values from residues
US4258012A (en) * 1978-06-27 1981-03-24 Gardinier, Inc. Method of purifying uranium tetrafluoride hydrate and preparing uranium (VI) peroxide hydrate using a fluoride complexing agent
US4247522A (en) * 1978-06-27 1981-01-27 Gardinier, Inc. Method of purifying uranium tetrafluoride hydrate and preparing uranium (VI) peroxide hydrate using a fluoride precipitating agent
US4412861A (en) * 1982-10-27 1983-11-01 Kreuzmann Alvin B Method for the recovery of uranium values from uranium tetrafluoride

Also Published As

Publication number Publication date
IL69459A (en) 1986-07-31
JO1263B1 (en) 1985-04-20
EP0101395A1 (fr) 1984-02-22
KR840006175A (ko) 1984-11-22
PH19146A (en) 1986-01-10
FI832891L (fi) 1984-02-13
US4576802A (en) 1986-03-18
OA07518A (fr) 1985-03-31
FR2531696A1 (fr) 1984-02-17
YU167383A (en) 1985-10-31
PT77182B (fr) 1986-02-03
CA1210566A (fr) 1986-09-02
EP0101395B1 (fr) 1986-03-19
BR8304313A (pt) 1984-03-20
MA19866A1 (fr) 1984-04-01
PT77182A (fr) 1983-09-01
FI832891A0 (fi) 1983-08-11
GR78867B (enExample) 1984-10-02
FR2531696B1 (fr) 1985-07-12
ES524875A0 (es) 1984-05-01
ES8404289A1 (es) 1984-05-01

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: URANIUM PECHINEY UGINE KUHLMANN