NL8200723A - Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. - Google Patents

Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. Download PDF

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Publication number
NL8200723A
NL8200723A NL8200723A NL8200723A NL8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A NL 8200723 A NL8200723 A NL 8200723A
Authority
NL
Netherlands
Prior art keywords
gypsum
phosphoric acid
uranium
acid solution
hemihydrate
Prior art date
Application number
NL8200723A
Other languages
English (en)
Dutch (nl)
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 NL8200723A publication Critical patent/NL8200723A/nl

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)
NL8200723A 1981-02-23 1982-02-23 Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur. NL8200723A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2424281 1981-02-23
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
JP16207781 1981-10-13

Publications (1)

Publication Number Publication Date
NL8200723A true NL8200723A (nl) 1982-09-16

Family

ID=26361737

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8200723A NL8200723A (nl) 1981-02-23 1982-02-23 Werkwijze voor het winnen van uranium uit langs natte weg verkregen fosforzuur.

Country Status (6)

Country Link
US (1) US4431610A (it)
DE (1) DE3206355A1 (it)
FR (1) FR2500429B1 (it)
GB (1) GB2094281B (it)
IT (1) IT1151105B (it)
NL (1) NL8200723A (it)

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
FR2500429A1 (fr) 1982-08-27
GB2094281A (en) 1982-09-15
DE3206355A1 (de) 1982-09-16
IT8219757A0 (it) 1982-02-19
GB2094281B (en) 1985-04-24
IT1151105B (it) 1986-12-17
FR2500429B1 (fr) 1986-03-21
DE3206355C2 (it) 1987-05-27
US4431610A (en) 1984-02-14

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
A85 Still pending on 85-01-01
BC A request for examination has been filed
BV The patent application has lapsed