BE862267A - Purification de l'acide phosphorique - Google Patents

Purification de l'acide phosphorique

Info

Publication number
BE862267A
BE862267A BE183795A BE183795A BE862267A BE 862267 A BE862267 A BE 862267A BE 183795 A BE183795 A BE 183795A BE 183795 A BE183795 A BE 183795A BE 862267 A BE862267 A BE 862267A
Authority
BE
Belgium
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
BE183795A
Other languages
English (en)
Original Assignee
Toyo Soda Mfg 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
Application filed by Toyo Soda Mfg Co Ltd filed Critical Toyo Soda Mfg Co Ltd
Publication of BE862267A publication Critical patent/BE862267A/fr

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BE183795A 1976-12-27 1977-12-23 Purification de l'acide phosphorique BE862267A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15634876A JPS5380389A (en) 1976-12-27 1976-12-27 Extractive purification method for wet-process phosphoric acid

Publications (1)

Publication Number Publication Date
BE862267A true BE862267A (fr) 1978-06-23

Family

ID=15625786

Family Applications (1)

Application Number Title Priority Date Filing Date
BE183795A BE862267A (fr) 1976-12-27 1977-12-23 Purification de l'acide phosphorique

Country Status (6)

Country Link
JP (1) JPS5380389A (fr)
BE (1) BE862267A (fr)
DE (1) DE2753820C3 (fr)
FR (1) FR2375143A1 (fr)
GB (1) GB1576367A (fr)
IT (1) IT1089147B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208389A (en) * 1976-12-27 1980-06-17 Toyo Soda Manufacturing Company, Limited Purification of phosphoric acid
DE2844301C3 (de) * 1978-10-11 1982-03-04 Institute of Nuclear Energy Research Atomic Energy Council, Lung-Tan Verfahren zur Reinigung einer für die Urangewinnung mittels Lösungsmittelextraktion vorgesehenen Naßphosphorsäurelösung
FR2470090B1 (fr) * 1979-11-20 1986-04-04 Rhone Poulenc Chim Base Procede de purification d'un acide phosphorique de voie humide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2065381A1 (de) * 1970-06-16 1973-05-17 Giulini Gmbh Geb Verfahren zur entfernung der organischen verunreinigungen aus rohphosphorsaeure
US3694153A (en) * 1970-10-30 1972-09-26 Audrey E Stern Liquid-liquid extraction process for the purification of phosphoric acid

Also Published As

Publication number Publication date
IT1089147B (it) 1985-06-18
DE2753820C3 (de) 1981-06-19
GB1576367A (en) 1980-10-08
DE2753820A1 (de) 1978-06-29
FR2375143A1 (fr) 1978-07-21
JPS5426519B2 (fr) 1979-09-04
JPS5380389A (en) 1978-07-15
FR2375143B1 (fr) 1981-10-23
DE2753820B2 (de) 1980-07-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TOYO SODA MFG CO. LTD

Effective date: 19921231