BR6566994D0 - Processo para separar o ferro contido em acido fosforico - Google Patents

Processo para separar o ferro contido em acido fosforico

Info

Publication number
BR6566994D0
BR6566994D0 BR166994/65A BR16699465A BR6566994D0 BR 6566994 D0 BR6566994 D0 BR 6566994D0 BR 166994/65 A BR166994/65 A BR 166994/65A BR 16699465 A BR16699465 A BR 16699465A BR 6566994 D0 BR6566994 D0 BR 6566994D0
Authority
BR
Brazil
Prior art keywords
separate
phosphoric acid
iron contained
iron
contained
Prior art date
Application number
BR166994/65A
Other languages
English (en)
Inventor
Co Monsanto
Original Assignee
Co Monsanto
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 Co Monsanto filed Critical Co Monsanto
Publication of BR6566994D0 publication Critical patent/BR6566994D0/pt

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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • 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)
  • Removal Of Specific Substances (AREA)
BR166994/65A 1964-02-13 1965-02-09 Processo para separar o ferro contido em acido fosforico BR6566994D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US344532A US3361527A (en) 1964-02-13 1964-02-13 Process for separating iron from phosphoric acid containing the same

Publications (1)

Publication Number Publication Date
BR6566994D0 true BR6566994D0 (pt) 1973-08-28

Family

ID=23350915

Family Applications (1)

Application Number Title Priority Date Filing Date
BR166994/65A BR6566994D0 (pt) 1964-02-13 1965-02-09 Processo para separar o ferro contido em acido fosforico

Country Status (11)

Country Link
US (1) US3361527A (pt)
JP (1) JPS491400B1 (pt)
BE (1) BE659750A (pt)
BR (1) BR6566994D0 (pt)
DE (1) DE1567681B1 (pt)
ES (1) ES309025A1 (pt)
FR (1) FR1428072A (pt)
GB (1) GB1091931A (pt)
IL (1) IL22875A (pt)
NL (1) NL6501757A (pt)
SE (1) SE307345B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6604002A (pt) * 1965-03-25 1966-09-26
US3506398A (en) * 1968-11-06 1970-04-14 Monsanto Co Purification of phosphate values with respect to iron
US3632311A (en) * 1970-05-28 1972-01-04 Procter & Gamble Separation of phosphorous acid from mixtures of phosphorous acid and phosphoric acid by amine extraction
US3991165A (en) * 1973-06-23 1976-11-09 Occidental Petroleum Corporation Process for the purification of phosphoric acid using amines
US3911087A (en) * 1973-10-19 1975-10-07 Freeport Minerals Co Selective solvent extraction of sulfate impurities from phosphoric acid
FR2281892A1 (fr) * 1974-08-13 1976-03-12 Rhone Poulenc Ind Procede de defluoration d'acide phosphorique
US4311681A (en) * 1980-05-19 1982-01-19 Fmc Corporation Method of regenerating phosphoric acid extraction solvent
US4485078A (en) * 1982-03-16 1984-11-27 Agrico Chemical Company Process for producing wet process phosphoric acid from phosphate rocks containing fluochlorapatite and related minerals
US4434140A (en) * 1982-09-24 1984-02-28 Chevron Research Company Stripping a solution containing molybdenum and vanadium values
JPS5988172U (ja) * 1982-12-03 1984-06-14 株式会社インテリア−ナ 引き戸のロツク装置
IL69426A (en) * 1983-08-03 1986-10-31 Negev Phosphates Ltd Process for the manufacture of purified phosphoric acid
DE3906633A1 (de) * 1989-03-02 1990-09-06 Basf Ag Verfahren zur abtrennung von phosphorsaeure aus waessrigen loesungen von thiaminphosphaten

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297401A (en) * 1960-11-10 1967-01-10 Toyo Soda Mfg Co Ltd Process for refining phosphoric acid preparations
US3186809A (en) * 1961-08-10 1965-06-01 Gen Mills Inc Extraction of mineral acids using dodecylphenol
US3145081A (en) * 1961-12-28 1964-08-18 Dow Chemical Co Process for concentration and purification of beryllium values
GB974610A (en) * 1962-05-24 1964-11-04 Canadian Ind Purification of phosphoric acid
US3306702A (en) * 1962-06-18 1967-02-28 Nalco Chemical Co Removal of metal salt contaminants from acidic aqueous liquids

Also Published As

Publication number Publication date
NL6501757A (pt) 1965-08-16
JPS491400B1 (pt) 1974-01-12
SE307345B (pt) 1969-01-07
US3361527A (en) 1968-01-02
DE1567681B1 (de) 1971-12-16
ES309025A1 (es) 1965-06-16
IL22875A (en) 1968-04-25
FR1428072A (fr) 1966-02-11
GB1091931A (en) 1967-11-22
BE659750A (pt) 1965-08-17

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