NL7611386A - PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID. - Google Patents

PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID.

Info

Publication number
NL7611386A
NL7611386A NL7611386A NL7611386A NL7611386A NL 7611386 A NL7611386 A NL 7611386A NL 7611386 A NL7611386 A NL 7611386A NL 7611386 A NL7611386 A NL 7611386A NL 7611386 A NL7611386 A NL 7611386A
Authority
NL
Netherlands
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
NL7611386A
Other languages
Dutch (nl)
Other versions
NL183641C (en
NL183641B (en
Original Assignee
Rech Des Phosphates Mineraux C
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 Rech Des Phosphates Mineraux C filed Critical Rech Des Phosphates Mineraux C
Publication of NL7611386A publication Critical patent/NL7611386A/en
Publication of NL183641B publication Critical patent/NL183641B/en
Application granted granted Critical
Publication of NL183641C publication Critical patent/NL183641C/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/18Phosphoric acid
    • C01B25/234Purification; Stabilisation; Concentration
NL7611386A 1975-10-15 1976-10-14 METHOD FOR PURIFYING PHOSPHORIC ACID. NL183641C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531518A FR2327961A1 (en) 1975-10-15 1975-10-15 PROCESS FOR THE PURIFICATION OF PHOSPHORIC ACID

Publications (3)

Publication Number Publication Date
NL7611386A true NL7611386A (en) 1977-04-19
NL183641B NL183641B (en) 1988-07-18
NL183641C NL183641C (en) 1988-12-16

Family

ID=9161216

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7611386A NL183641C (en) 1975-10-15 1976-10-14 METHOD FOR PURIFYING PHOSPHORIC ACID.

Country Status (9)

Country Link
JP (1) JPS5252196A (en)
BR (1) BR7606813A (en)
DE (1) DE2645777A1 (en)
ES (1) ES452248A1 (en)
FR (1) FR2327961A1 (en)
GB (1) GB1556478A (en)
GR (1) GR61279B (en)
IT (1) IT1124766B (en)
NL (1) NL183641C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES487897A1 (en) * 1979-01-25 1980-06-16 Stamicarbon Process for recovering a uranium-containing concentrate and purified phosphoric acid from wet-process phosphoric acid, and products thus obtained.
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.
NL8004221A (en) * 1980-07-23 1982-02-16 Stamicarbon METHOD FOR RECOVERING A URANIUM-CONTAINING CONTAIN AND PURIFIED PHOSPHORIC ACID, AND URANIUM-CONTAINING CONTAINER AND PURIFIED PHOSPHORIC ACID OBTAINED BY THIS METHOD
JP5242061B2 (en) * 2007-02-08 2013-07-24 日本リファイン株式会社 Method and apparatus for obtaining purified phosphoric acid from aqueous phosphoric acid solution containing a plurality of metal ions
CN115403018B (en) * 2022-08-01 2024-01-30 深圳市德方纳米科技股份有限公司 Method for preparing ferric phosphate by high-impurity phosphoric acid and preparation method of positive electrode material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2204779B2 (en) * 1972-02-02 1976-06-16 Friedrich Uhde Gmbh, 4600 Dortmund PROCESS FOR THE PRODUCTION OF AMMONPHOSPHATES
DE2435789C3 (en) * 1974-07-25 1984-06-20 Hoechst Ag, 6230 Frankfurt Process for the purification of phosphoric acid with the help of 3-methoxybutanol

Also Published As

Publication number Publication date
ES452248A1 (en) 1977-11-01
JPS5252196A (en) 1977-04-26
GR61279B (en) 1978-10-17
BR7606813A (en) 1977-08-30
JPS6245163B2 (en) 1987-09-25
FR2327961B1 (en) 1980-10-24
GB1556478A (en) 1979-11-28
NL183641C (en) 1988-12-16
IT1124766B (en) 1986-05-14
FR2327961A1 (en) 1977-05-13
DE2645777C2 (en) 1988-04-21
DE2645777A1 (en) 1977-04-21
NL183641B (en) 1988-07-18

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Legal Events

Date Code Title Description
CNR Transfer of rights (patent application after its laying openfor public ins pection)

Free format text: OFFICE CHERIFIEN DES PHOSPHATES

BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee