DE3206355C2 - - Google Patents

Info

Publication number
DE3206355C2
DE3206355C2 DE3206355A DE3206355A DE3206355C2 DE 3206355 C2 DE3206355 C2 DE 3206355C2 DE 3206355 A DE3206355 A DE 3206355A DE 3206355 A DE3206355 A DE 3206355A DE 3206355 C2 DE3206355 C2 DE 3206355C2
Authority
DE
Germany
Prior art keywords
gypsum
phosphoric acid
uranium
acid solution
stage
Prior art date
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.)
Expired
Application number
DE3206355A
Other languages
German (de)
English (en)
Other versions
DE3206355A1 (de
Inventor
Soichi Asagao
Shinsuke Nakagawa
Naoki Ube Jp Okada
Seizi Yamaguchi Jp Yoshikawa
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.)
Central Glass Co Ltd
Original Assignee
Central Glass Co Ltd
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 JP2424281A external-priority patent/JPS57140319A/ja
Priority claimed from JP16207781A external-priority patent/JPS6035286B2/ja
Application filed by Central Glass Co Ltd filed Critical Central Glass Co Ltd
Publication of DE3206355A1 publication Critical patent/DE3206355A1/de
Application granted granted Critical
Publication of DE3206355C2 publication Critical patent/DE3206355C2/de
Granted 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
    • C22B60/0278—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

  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE19823206355 1981-02-23 1982-02-22 Verfahren zur gewinnung von uran aus nach dem nassverfahren hergestellter phosphorsaeure Granted DE3206355A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2424281A JPS57140319A (en) 1981-02-23 1981-02-23 Recovering method for uranium from wet process phosphoric acid
JP16207781A JPS6035286B2 (ja) 1981-10-13 1981-10-13 湿式リン酸からウランを回収する方法

Publications (2)

Publication Number Publication Date
DE3206355A1 DE3206355A1 (de) 1982-09-16
DE3206355C2 true DE3206355C2 (US20020095090A1-20020718-M00002.png) 1987-05-27

Family

ID=26361737

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823206355 Granted DE3206355A1 (de) 1981-02-23 1982-02-22 Verfahren zur gewinnung von uran aus nach dem nassverfahren hergestellter phosphorsaeure

Country Status (6)

Country Link
US (1) US4431610A (US20020095090A1-20020718-M00002.png)
DE (1) DE3206355A1 (US20020095090A1-20020718-M00002.png)
FR (1) FR2500429B1 (US20020095090A1-20020718-M00002.png)
GB (1) GB2094281B (US20020095090A1-20020718-M00002.png)
IT (1) IT1151105B (US20020095090A1-20020718-M00002.png)
NL (1) NL8200723A (US20020095090A1-20020718-M00002.png)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632307A (en) * 1969-04-09 1972-01-04 Albatros Super Fosfaatfabrieke Process for the preparation of phosphoric acid and gypsum from phosphate rock
JPS55144419A (en) * 1979-05-01 1980-11-11 Nissan Eng Kk Manufacture of phosphoric acid involving recovery of uranium
US4311677A (en) * 1979-12-03 1982-01-19 Swiss Aluminium Ltd. Process for producing phosphoric acid
IL59206A (en) * 1980-01-23 1982-12-31 Israel State Recovery of uranium from rock phosphate

Also Published As

Publication number Publication date
FR2500429B1 (fr) 1986-03-21
GB2094281B (en) 1985-04-24
IT1151105B (it) 1986-12-17
NL8200723A (nl) 1982-09-16
DE3206355A1 (de) 1982-09-16
GB2094281A (en) 1982-09-15
FR2500429A1 (fr) 1982-08-27
IT8219757A0 (it) 1982-02-19
US4431610A (en) 1984-02-14

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee