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FR1509607A - Phosphoric acid purification process - Google Patents

Phosphoric acid purification process

Info

Publication number
FR1509607A
FR1509607A FR92887A FR92887A FR1509607A FR 1509607 A FR1509607 A FR 1509607A FR 92887 A FR92887 A FR 92887A FR 92887 A FR92887 A FR 92887A FR 1509607 A FR1509607 A FR 1509607A
Authority
FR
France
Prior art keywords
phosphoric acid
purification process
acid purification
phosphoric
purification
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.)
Expired
Application number
FR92887A
Other languages
French (fr)
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.)
FMC Corp
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.)
Filing date
Publication date
Priority claimed from US554563A external-priority patent/US3410656A/en
Application filed by FMC Corp filed Critical FMC Corp
Application granted granted Critical
Publication of FR1509607A publication Critical patent/FR1509607A/en
Expired 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Fats And Perfumes (AREA)
FR92887A 1966-02-01 1967-01-27 Phosphoric acid purification process Expired FR1509607A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US52427266A 1966-02-01 1966-02-01
US554563A US3410656A (en) 1966-06-01 1966-06-01 Phosphoric acid purification

Publications (1)

Publication Number Publication Date
FR1509607A true FR1509607A (en) 1968-01-12

Family

ID=27061446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR92887A Expired FR1509607A (en) 1966-02-01 1967-01-27 Phosphoric acid purification process

Country Status (6)

Country Link
BE (1) BE693387A (en)
BR (1) BR6786726D0 (en)
ES (1) ES336087A1 (en)
FR (1) FR1509607A (en)
GB (1) GB1162062A (en)
NL (1) NL150753B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391954A2 (en) * 1977-05-23 1978-12-22 Rhone Poulenc Ind WET PHOSPHORIC ACID PURIFICATION PROCESS
FR2421845A2 (en) * 1978-01-12 1979-11-02 Rhone Poulenc Ind PROCESS FOR PURIFYING A WET PHOSPHORIC ACID
EP0517580A1 (en) * 1991-06-04 1992-12-09 Commissariat A L'energie Atomique Process for the purification and recovery of orthophosphoric acid by liquid-liquid extraction

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4250155A (en) * 1978-06-09 1981-02-10 Gardinier, Inc. Method of purifying phosphoric acid after solvent extraction
US5006319A (en) * 1988-03-04 1991-04-09 Fmc Corporation Process for removing iron, chromium and vanadium from phosphoric acid
DE102008023649A1 (en) * 2008-05-15 2009-11-19 Csv-Chemie Service Und Vertriebs Gmbh Purification of phosphorus-containing acid comprises mixing a first aqueous phase comprising a phosphorus-containing acid with a second phase comprising an organic solvent, separating the phases and isolating the second phase

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391954A2 (en) * 1977-05-23 1978-12-22 Rhone Poulenc Ind WET PHOSPHORIC ACID PURIFICATION PROCESS
FR2421845A2 (en) * 1978-01-12 1979-11-02 Rhone Poulenc Ind PROCESS FOR PURIFYING A WET PHOSPHORIC ACID
EP0517580A1 (en) * 1991-06-04 1992-12-09 Commissariat A L'energie Atomique Process for the purification and recovery of orthophosphoric acid by liquid-liquid extraction
FR2677345A1 (en) * 1991-06-04 1992-12-11 Commissariat Energie Atomique PROCESS FOR PURIFICATION AND RECOVERY OF ORTHOPHOSPHORIC ACID BY LIQUID-LIQUID EXTRACTION.

Also Published As

Publication number Publication date
ES336087A1 (en) 1967-12-16
BR6786726D0 (en) 1973-12-27
BE693387A (en) 1967-07-31
GB1162062A (en) 1969-08-20
NL150753B (en) 1976-09-15
NL6701511A (en) 1967-08-02
DE1667487A1 (en) 1971-06-24
DE1667487B2 (en) 1976-01-15

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