IT1171096B - Procedimento di depurazione di soluzioni acquose uranifere contenenti zirconio e/o afnio fra altre impurita' - Google Patents

Procedimento di depurazione di soluzioni acquose uranifere contenenti zirconio e/o afnio fra altre impurita'

Info

Publication number
IT1171096B
IT1171096B IT23112/83A IT2311283A IT1171096B IT 1171096 B IT1171096 B IT 1171096B IT 23112/83 A IT23112/83 A IT 23112/83A IT 2311283 A IT2311283 A IT 2311283A IT 1171096 B IT1171096 B IT 1171096B
Authority
IT
Italy
Prior art keywords
uranifer
hafnium
impurities
solutions containing
purification procedure
Prior art date
Application number
IT23112/83A
Other languages
English (en)
Other versions
IT8323112A0 (it
Inventor
Joubert Philippe
Original Assignee
Pechiney Ugine Kuhlmann Uran
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 Pechiney Ugine Kuhlmann Uran filed Critical Pechiney Ugine Kuhlmann Uran
Publication of IT8323112A0 publication Critical patent/IT8323112A0/it
Application granted granted Critical
Publication of IT1171096B publication Critical patent/IT1171096B/it

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
    • C22B60/0278—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
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/14—Obtaining zirconium or hafnium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
IT23112/83A 1982-10-04 1983-10-03 Procedimento di depurazione di soluzioni acquose uranifere contenenti zirconio e/o afnio fra altre impurita' IT1171096B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8217102A FR2533907B1 (fr) 1982-10-04 1982-10-04 Procede de purification de solutions aqueuses uraniferes contenant du zirconium et/ou du hafnium entre autres impuretes

Publications (2)

Publication Number Publication Date
IT8323112A0 IT8323112A0 (it) 1983-10-03
IT1171096B true IT1171096B (it) 1987-06-10

Family

ID=9278208

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23112/83A IT1171096B (it) 1982-10-04 1983-10-03 Procedimento di depurazione di soluzioni acquose uranifere contenenti zirconio e/o afnio fra altre impurita'

Country Status (11)

Country Link
US (1) US4524001A (it)
AU (1) AU554528B2 (it)
BR (1) BR8305454A (it)
CA (1) CA1203082A (it)
ES (1) ES8405732A1 (it)
FR (1) FR2533907B1 (it)
IT (1) IT1171096B (it)
OA (1) OA07556A (it)
SE (1) SE8305252L (it)
YU (1) YU197783A (it)
ZA (1) ZA837388B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2553750A1 (fr) * 1983-10-20 1985-04-26 Pechiney Uranium Procede de separation selective d'uranium, zirconium et/ou hafnium et/ou molybdene a partir d'une solution aqueuse carbonatee les contenant
JPS60204637A (ja) * 1984-03-19 1985-10-16 Nippon Electric Glass Co Ltd 低融点封着用組成物
FR2568563B1 (fr) * 1984-08-02 1990-01-12 Cogema Procede d'obtention d'un concentre uranifere de grande purete a partir de liqueurs contaminees par du zirconium
US5225087A (en) * 1991-05-10 1993-07-06 Westinghouse Electric Corp. Recovery of EDTA from steam generator cleaning solutions
US5587025A (en) * 1995-03-22 1996-12-24 Framatome Technologies, Inc. Nuclear steam generator chemical cleaning passivation solution
US6780384B2 (en) * 2001-03-08 2004-08-24 Cotter Corporation (Nsl) Method and system for recovering zirconium values from a hard rock ore containing uranium
US7419604B1 (en) * 2004-12-29 2008-09-02 University Of Kentucky Research Foundation Use of boron compounds to precipitate uranium from water
FR3075778B1 (fr) 2017-12-22 2020-12-25 Areva Mines Procede de separation de l'hydroxyde de zirconium colloidal contenu dans une solution aqueuse acide

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1124721A (fr) * 1955-04-18 1956-10-16 Produits Chim Terres Rares Soc Procédé d'extraction d'uranium à partir de certains minerais
FR1145743A (fr) * 1956-01-25 1957-10-29 Commissariat Energie Atomique Procédé de séparation de l'uranium et du thorium
US2918350A (en) * 1957-01-30 1959-12-22 John S Buckingham Uranium decontamination
FR1251767A (fr) * 1959-04-06 1961-01-20 Atomic Energy Commission Procédé de dissolution d'éléments de combustible contenant du zirconium
US3149909A (en) * 1959-04-06 1964-09-22 Loranus P Hatch Fludized solids process for recovery of uranium from zirconium-type fuel elements
BE622406A (it) * 1961-09-25 1900-01-01
US3790658A (en) * 1970-05-15 1974-02-05 Union Carbide Corp Purification process for recovering uranium from an acidic aqueous solution by ph control
US3988414A (en) * 1974-12-17 1976-10-26 Vyzkumny Ustav Chemickych Zarizeni Treatment of waste water from uranium ore preparation
CA1105264A (en) * 1977-07-05 1981-07-21 Verner B. Sefton Hydrometallurgical process for the treatment of ores
US4256463A (en) * 1979-03-12 1981-03-17 Teledyne Industries, Inc. Preparation of zirconium oxychloride
US4330509A (en) * 1981-05-22 1982-05-18 The United States Of America As Represented By The Secretary Of The Interior Separation of zirconium and uranium

Also Published As

Publication number Publication date
BR8305454A (pt) 1984-05-15
IT8323112A0 (it) 1983-10-03
FR2533907A1 (fr) 1984-04-06
OA07556A (fr) 1985-03-31
ES526195A0 (es) 1984-06-16
AU554528B2 (en) 1986-08-21
SE8305252D0 (sv) 1983-09-28
ZA837388B (en) 1984-06-27
CA1203082A (fr) 1986-04-15
SE8305252L (sv) 1984-04-05
YU197783A (en) 1985-10-31
US4524001A (en) 1985-06-18
ES8405732A1 (es) 1984-06-16
AU1986483A (en) 1984-04-12
FR2533907B1 (fr) 1985-06-28

Similar Documents

Publication Publication Date Title
IT1193965B (it) Preparazione contenente metilsolfonilmetano e procedimenti per l'impiego e la purificazione di essa
BE893559A (fr) Traitement d'affections arthritiques
FR2522171B1 (fr) Architecture d'addition en virgule flottante
IT1151687B (it) Procedimento di imballaggio di materiali sensibili all'ossigeno e/o al vapone acqueo
DK112387A (da) Rensning af alfa-1-antiprotease
FR2560523B1 (fr) Solution ophtalmique contenant du pranoprofene et de l'acide borique
FR2551463B1 (fr) Composition d'oxime et son utilisation pour traiter des systemes aqueux afin d'en fixer l'oxygene
IT1170993B (it) Composizione anti-traspirante contenente come agenti attivi antitraspiranti cloruri d'alluminio ed ossicloruro di alluminio zirconio e relativo metodo di impiego
IT1171096B (it) Procedimento di depurazione di soluzioni acquose uranifere contenenti zirconio e/o afnio fra altre impurita'
SE8301417L (sv) Pumpbar vattenreningskomposition innehallande jern(ii)sulfat och forfarande for dess framstellning
FR2617850B1 (fr) Purification et separation des b-cyclodextrines ramifiees
FR2646288B1 (fr) Structure d'electrodes de concentration pour tubes photomultiplicateurs
NZ215774A (en) Purification of zirconium compounds
FR2457708B1 (fr) Compositions bacteriostatiques de milieux de filtration d'eau et filtres a eau les contenant
FR2612916B1 (fr) Traitement des rejets d'eaux de bourbiers contenant des lignosulfonates
FR2533911B1 (fr) Verres d'alumino-fluoro-borosilicate de plomb moulables
FR2338737A1 (fr) Epuration d'effluents gazeux contenant des halogenures residuaires
FR2433978B1 (fr) Traitement d'algues
IT8421256A1 (it) Procedimento di depurazione di soluzioni organiche aminate uranifere e/o molibdenifere contenenti zirconio e/o afnio fra altre impurita'
FR2588756B1 (fr) Composition pour le traitement des cheveux
IT1203998B (it) Metodo per prevenire l'appannamento di superfici
FR2577757B1 (fr) Dispositif pour l'epuration de l'eau des cuves piscicoles
FR2633918B1 (fr) Electrolyseur pour epuration des eaux d'egouts
KR850008973U (ko) 가습기의 정수 장치
IT1120507B (it) Procedimento per la purificazione di miscugli che contengono cicloalcanone ottenuti nell'ossidazione di cicloalcani