EP2773783A4 - Extraction of uranium from wet-process phosphoric acid - Google Patents

Extraction of uranium from wet-process phosphoric acid

Info

Publication number
EP2773783A4
EP2773783A4 EP12846133.2A EP12846133A EP2773783A4 EP 2773783 A4 EP2773783 A4 EP 2773783A4 EP 12846133 A EP12846133 A EP 12846133A EP 2773783 A4 EP2773783 A4 EP 2773783A4
Authority
EP
European Patent Office
Prior art keywords
uranium
wet
extraction
phosphoric acid
process phosphoric
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.)
Withdrawn
Application number
EP12846133.2A
Other languages
German (de)
French (fr)
Other versions
EP2773783A1 (en
Inventor
Marcus Worsley Richardson
James Andrew Davidson
Bryn Llywelyn Jones
Jessica Mary Page
Karin Helene Soldenhoff
Tomasz Artur Safinski
Manh Toan Tran
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.)
URTEK LLC
Original Assignee
URTEK LLC
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 URTEK LLC filed Critical URTEK LLC
Publication of EP2773783A1 publication Critical patent/EP2773783A1/en
Publication of EP2773783A4 publication Critical patent/EP2773783A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G43/00—Compounds of uranium
    • C01G43/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
EP12846133.2A 2011-10-31 2012-10-31 Extraction of uranium from wet-process phosphoric acid Withdrawn EP2773783A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161553742P 2011-10-31 2011-10-31
PCT/US2012/062711 WO2013066957A1 (en) 2011-10-31 2012-10-31 Extraction of uranium from wet-process phosphoric acid

Publications (2)

Publication Number Publication Date
EP2773783A1 EP2773783A1 (en) 2014-09-10
EP2773783A4 true EP2773783A4 (en) 2015-09-23

Family

ID=48192699

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12846133.2A Withdrawn EP2773783A4 (en) 2011-10-31 2012-10-31 Extraction of uranium from wet-process phosphoric acid

Country Status (7)

Country Link
EP (1) EP2773783A4 (en)
KR (1) KR20140123040A (en)
BR (1) BR112014010334A2 (en)
CA (1) CA2854145A1 (en)
MX (1) MX2014005312A (en)
TN (1) TN2014000183A1 (en)
WO (1) WO2013066957A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109399591B (en) * 2018-12-26 2021-06-29 江苏新宏大集团有限公司 Preparation method of purified wet-process phosphoric acid
US11708286B2 (en) 2020-08-19 2023-07-25 Marmon Industrial Water Llc High rate thickener and eductors therefor

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199470A (en) * 1977-05-13 1980-04-22 Koei Chemical Co., Ltd. Material for recovering uranium and method for recovering a uranium solution of high purity and high concentration, using the same
EP0132902A2 (en) * 1983-08-01 1985-02-13 THE STATE of ISRAEL ATOMIC ENERGY COMMISSION NUCLEAR RESEARCH CENTER NEGEV Recovery of uranium from wet process phosphoric acid by liquid-solid ion exchange
US20030113247A1 (en) * 2001-09-07 2003-06-19 Harvinderpal Singh Solvent extraction process for recovery of uranium from phosphoric acid (25-55% P2O5)
US20100028226A1 (en) * 2008-07-31 2010-02-04 Urtek, Llc Extraction of uranium from wet-process phosphoric acid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199470A (en) * 1977-05-13 1980-04-22 Koei Chemical Co., Ltd. Material for recovering uranium and method for recovering a uranium solution of high purity and high concentration, using the same
EP0132902A2 (en) * 1983-08-01 1985-02-13 THE STATE of ISRAEL ATOMIC ENERGY COMMISSION NUCLEAR RESEARCH CENTER NEGEV Recovery of uranium from wet process phosphoric acid by liquid-solid ion exchange
US20030113247A1 (en) * 2001-09-07 2003-06-19 Harvinderpal Singh Solvent extraction process for recovery of uranium from phosphoric acid (25-55% P2O5)
US20100028226A1 (en) * 2008-07-31 2010-02-04 Urtek, Llc Extraction of uranium from wet-process phosphoric acid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013066957A1 *

Also Published As

Publication number Publication date
MX2014005312A (en) 2015-01-19
CA2854145A1 (en) 2013-05-10
TN2014000183A1 (en) 2015-09-30
KR20140123040A (en) 2014-10-21
BR112014010334A2 (en) 2017-05-09
EP2773783A1 (en) 2014-09-10
WO2013066957A1 (en) 2013-05-10

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Legal Events

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RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20150821

RIC1 Information provided on ipc code assigned before grant

Ipc: C01B 25/238 20060101ALI20150817BHEP

Ipc: C22B 60/02 20060101AFI20150817BHEP

Ipc: C01G 43/00 20060101ALI20150817BHEP

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Effective date: 20160319