UST952002I4 - - Google Patents

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Publication number
UST952002I4
UST952002I4 US60883475A UST952002I4 US T952002 I4 UST952002 I4 US T952002I4 US 60883475 A US60883475 A US 60883475A US T952002 I4 UST952002 I4 US T952002I4
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US
United States
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.)
Pending
Application number
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 filed Critical
Priority to US05608834 priority Critical patent/UST952002I4/en
Application granted granted Critical
Publication of UST952002I4 publication Critical patent/UST952002I4/en
Priority to US05/881,087 priority patent/US4152402A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
    • 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
    • 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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • C01B25/463—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being a ketone or a mixture of ketones

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
US05608834 1975-08-29 1975-08-29 Pending UST952002I4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US05608834 UST952002I4 (en) 1975-08-29 1975-08-29
US05/881,087 US4152402A (en) 1975-08-29 1978-02-24 Partial purification of wet-process phosphoric acid with acetone and ammonia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05608834 UST952002I4 (en) 1975-08-29 1975-08-29

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US05/881,087 Continuation-In-Part US4152402A (en) 1975-08-29 1978-02-24 Partial purification of wet-process phosphoric acid with acetone and ammonia

Publications (1)

Publication Number Publication Date
UST952002I4 true UST952002I4 (en) 1976-11-02

Family

ID=24438216

Family Applications (2)

Application Number Title Priority Date Filing Date
US05608834 Pending UST952002I4 (en) 1975-08-29 1975-08-29
US05/881,087 Expired - Lifetime US4152402A (en) 1975-08-29 1978-02-24 Partial purification of wet-process phosphoric acid with acetone and ammonia

Family Applications After (1)

Application Number Title Priority Date Filing Date
US05/881,087 Expired - Lifetime US4152402A (en) 1975-08-29 1978-02-24 Partial purification of wet-process phosphoric acid with acetone and ammonia

Country Status (1)

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US (2) UST952002I4 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015589B1 (en) * 1979-01-25 1983-11-30 Stamicarbon B.V. Process for recovering a uranium-containing concentrate and purified phosphoric acid from wet-process phosphoric acid, and products thus obtained
US4450142A (en) 1980-07-23 1984-05-22 Stamicarbon B.V. Process for recovering a uranium-containing concentrate and purified phosphoric acid

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905699A (en) * 1979-07-24 1981-01-27 Stamicarbon PROCESS FOR PREPARING PHOSPHATES AND A URANIUM CONTAINING CONCENTRATE FROM WET PROCESS PHOSPHORIC ACID, AND PHOSPHATES AND URANIUM CONTAINING CONCENTRATE OBTAINED USING THIS PROCESS.
US4236911A (en) * 1979-11-08 1980-12-02 Tennessee Valley Authority Purification and conversion of phosphoric acid to ammonium phosphates
DE19703884C2 (en) * 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Process for purifying wet process phosphoric acid
US6460706B1 (en) * 2001-06-15 2002-10-08 Cp Manufacturing Disc screen apparatus with air manifold
BRPI0916382A2 (en) * 2008-07-31 2018-06-05 Urtek Llc uranium extraction from hydrometallurgical process phosphoric acid
US8883096B2 (en) 2008-07-31 2014-11-11 Urtek, Llc Extraction of uranium from wet-process phosphoric acid
CN102491297A (en) * 2011-11-30 2012-06-13 湖北三宁化工股份有限公司 Method for producing ammonium sulfate in S-NPK device by using refined phosphoric acid byproduct tail liquid
SE536607C2 (en) * 2012-06-21 2014-03-25 Easymining Sweden Ab Preparation of ammonium phosphates

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2050406C3 (en) * 1970-10-14 1978-04-06 Budenheim Rud A Oetker Chemie Process for the purification of technical phosphoric acid
DE2204779B2 (en) * 1972-02-02 1976-06-16 Friedrich Uhde Gmbh, 4600 Dortmund PROCESS FOR THE PRODUCTION OF AMMONPHOSPHATES

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0015589B1 (en) * 1979-01-25 1983-11-30 Stamicarbon B.V. Process for recovering a uranium-containing concentrate and purified phosphoric acid from wet-process phosphoric acid, and products thus obtained
US4514365A (en) 1979-01-25 1985-04-30 Stamicarbon B.V. Process for recovering a uranium-containing concentrate and purified phosphoric acid from a wet process phosphoric acid containing uranium
US4450142A (en) 1980-07-23 1984-05-22 Stamicarbon B.V. Process for recovering a uranium-containing concentrate and purified phosphoric acid

Also Published As

Publication number Publication date
US4152402A (en) 1979-05-01

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