ES336087A1 - Procedimiento de purificacion de acido fosforico. - Google Patents

Procedimiento de purificacion de acido fosforico.

Info

Publication number
ES336087A1
ES336087A1 ES0336087A ES336087A ES336087A1 ES 336087 A1 ES336087 A1 ES 336087A1 ES 0336087 A ES0336087 A ES 0336087A ES 336087 A ES336087 A ES 336087A ES 336087 A1 ES336087 A1 ES 336087A1
Authority
ES
Spain
Prior art keywords
phosphoric acid
acid
hydrated
extract
solution
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
ES0336087A
Other languages
English (en)
Spanish (es)
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
Publication of ES336087A1 publication Critical patent/ES336087A1/es
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
ES0336087A 1966-02-01 1967-01-26 Procedimiento de purificacion de acido fosforico. Expired ES336087A1 (es)

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
ES336087A1 true ES336087A1 (es) 1967-12-16

Family

ID=27061446

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0336087A Expired ES336087A1 (es) 1966-02-01 1967-01-26 Procedimiento de purificacion de acido fosforico.

Country Status (6)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391954A2 (fr) * 1977-05-23 1978-12-22 Rhone Poulenc Ind Procede de purification d'un acide phosphorique de voie humide
FR2421845A2 (fr) * 1978-01-12 1979-11-02 Rhone Poulenc Ind Procede de purification d'un acide phosphorique de voie humide
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
FR2677345B1 (fr) * 1991-06-04 1993-12-24 Commissariat A Energie Atomique Procede de purification et de recuperation d'acide orthophosphorique par extraction liquide-liquide.
DE102008023649A1 (de) * 2008-05-15 2009-11-19 Csv-Chemie Service Und Vertriebs Gmbh Verfahren zur Extraktion von Phosphorsäure und Mischungen mit Phosphorsäure

Also Published As

Publication number Publication date
FR1509607A (fr) 1968-01-12
GB1162062A (en) 1969-08-20
DE1667487B2 (de) 1976-01-15
NL6701511A (ja) 1967-08-02
DE1667487A1 (de) 1971-06-24
BE693387A (ja) 1967-07-31
NL150753B (nl) 1976-09-15
BR6786726D0 (pt) 1973-12-27

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