ZA818165B - Method of removing phosphorus impurities from yellowcake - Google Patents

Method of removing phosphorus impurities from yellowcake

Info

Publication number: ZA818165B
Authority: ZA; South Africa
Prior art keywords: yellowcake; phosphorus impurities; removing phosphorus; peroxide; impurities
Prior art date: 1980-11-24

Application number

ZA818165A

Other languages

English (en)

Inventor

Richard Alexander Brown

Donald Charles Winkley

Original Assignee

Fmc Corp

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.)

1980-11-24

Filing date

1981-11-24

Publication date

1983-01-26

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22781452&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA818165(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1981-11-24 Application filed by Fmc Corp filed Critical Fmc Corp

1983-01-26 Publication of ZA818165B publication Critical patent/ZA818165B/xx

Links

OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title abstract 3
239000012535 impurity Substances 0.000 title abstract 3
229910052698 phosphorus Inorganic materials 0.000 title abstract 3
239000011574 phosphorus Substances 0.000 title abstract 3
ZAASRHQPRFFWCS-UHFFFAOYSA-P diazanium;oxygen(2-);uranium Chemical compound [NH4+].[NH4+].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[U].[U] ZAASRHQPRFFWCS-UHFFFAOYSA-P 0.000 title abstract 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
229910052770 Uranium Inorganic materials 0.000 abstract 2
-1 uranium peroxide Chemical class 0.000 abstract 2
238000003556 assay Methods 0.000 abstract 1
230000001376 precipitating effect Effects 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
- C01B15/04—Metal peroxides or peroxyhydrates thereof; Metal superoxides; Metal ozonides; Peroxyhydrates thereof
- C01B15/047—Metal peroxides or peroxyhydrates thereof; Metal superoxides; Metal ozonides; Peroxyhydrates thereof of heavy metals
- C01B15/0475—Metal peroxides or peroxyhydrates thereof; Metal superoxides; Metal ozonides; Peroxyhydrates thereof of heavy metals of actinides
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G43/00—Compounds of uranium
- C01G43/01—Oxides; Hydroxides
- 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
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity

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)
General Chemical & Material Sciences (AREA)
Environmental & Geological Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Disintegrating Or Milling (AREA)

ZA818165A 1980-11-24 1981-11-24 Method of removing phosphorus impurities from yellowcake ZA818165B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/210,063 UST102906I4 (en)	1980-11-24	1980-11-24	Method of removing phosphorus impurities from yellowcake

Publications (1)

Publication Number	Publication Date
ZA818165B true ZA818165B (en)	1983-01-26

Family

ID=22781452

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA818165A ZA818165B (en)	1980-11-24	1981-11-24	Method of removing phosphorus impurities from yellowcake

Country Status (9)

Country	Link
US (1)	UST102906I4 (de)
EP (1)	EP0054014B1 (de)
JP (1)	JPS5925728B2 (de)
AT (1)	ATE12621T1 (de)
AU (1)	AU542261B2 (de)
CA (1)	CA1181242A (de)
DE (1)	DE3169880D1 (de)
ES (1)	ES8702502A1 (de)
ZA (1)	ZA818165B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2670945B1 (fr) *	1990-12-19	1994-03-25	Pechiney Uranium	Procede de fabrication de pastilles combustibles nucleaires frittees a partir de solutions et comportant une precipitation a l'aide de peroxyde d'hydrogene en milieu acide.
CA2678393A1 (en) *	2007-02-23	2008-08-28	Adelaide Control Engineers Pty Ltd	Process and apparatus for the drying of yellowcake
FR2969659B1 (fr) *	2010-12-24	2013-02-08	Comurhex Soc Pour La Conversion De L Uranium En Metal Et Hexafluorure	Procede de conversion d'uo3 ou de u3o8 en uo4 hydrate.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB846861A (en) *	1944-11-30	1960-08-31	Atomic Energy Authority Uk	Process of recovering uranium
US3156525A (en) *	1960-11-28	1964-11-10	Phillips Petroleum Co	Purification of sodium diuranate
US4024215A (en) *	1975-04-24	1977-05-17	Fmc Corporation	Production of uranium peroxide
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

1980
- 1980-11-24 US US06/210,063 patent/UST102906I4/en active Pending
1981
- 1981-11-04 CA CA000389419A patent/CA1181242A/en not_active Expired
- 1981-11-13 EP EP81890188A patent/EP0054014B1/de not_active Expired
- 1981-11-13 DE DE8181890188T patent/DE3169880D1/de not_active Expired
- 1981-11-13 AT AT81890188T patent/ATE12621T1/de not_active IP Right Cessation
- 1981-11-20 JP JP56185550A patent/JPS5925728B2/ja not_active Expired
- 1981-11-23 ES ES507366A patent/ES8702502A1/es not_active Expired
- 1981-11-23 AU AU77765/81A patent/AU542261B2/en not_active Ceased
- 1981-11-24 ZA ZA818165A patent/ZA818165B/xx unknown

Also Published As

Publication number	Publication date
ATE12621T1 (de)	1985-04-15
DE3169880D1 (en)	1985-05-15
EP0054014A1 (de)	1982-06-16
ES507366A0 (es)	1986-12-16
AU7776581A (en)	1982-06-03
JPS5925728B2 (ja)	1984-06-20
JPS57118033A (en)	1982-07-22
EP0054014B1 (de)	1985-04-10
AU542261B2 (en)	1985-02-14
ES8702502A1 (es)	1986-12-16
CA1181242A (en)	1985-01-22
UST102906I4 (en)	1983-04-05

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