BR7503948A - PROCESS FOR PURIFICATION OF PHOSPHORIC ACID - Google Patents

PROCESS FOR PURIFICATION OF PHOSPHORIC ACID

Info

Publication number
BR7503948A
BR7503948A BR5078/75D BR7505078D BR7503948A BR 7503948 A BR7503948 A BR 7503948A BR 5078/75 D BR5078/75 D BR 5078/75D BR 7505078 D BR7505078 D BR 7505078D BR 7503948 A BR7503948 A BR 7503948A
Authority
BR
Brazil
Prior art keywords
purification
phosphoric acid
phosphoric
acid
Prior art date
Application number
BR5078/75D
Other languages
Portuguese (pt)
Inventor
J Cuer
A Floreancig
Original Assignee
Ugine Kuhlmann
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 Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of BR7503948A publication Critical patent/BR7503948A/en

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Fertilizers (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
BR5078/75D 1974-06-25 1975-06-24 PROCESS FOR PURIFICATION OF PHOSPHORIC ACID BR7503948A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7422031A FR2276262A1 (en) 1974-06-25 1974-06-25 Purification of wet process phosphoric acid - by extn. of cations by alcohol then extn. of anions by amine opt. after reduction of chromium and vanadium

Publications (1)

Publication Number Publication Date
BR7503948A true BR7503948A (en) 1976-07-06

Family

ID=9140481

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5078/75D BR7503948A (en) 1974-06-25 1975-06-24 PROCESS FOR PURIFICATION OF PHOSPHORIC ACID

Country Status (15)

Country Link
JP (1) JPS51125696A (en)
AU (1) AU501219B2 (en)
BE (1) BE829841A (en)
BR (1) BR7503948A (en)
DD (1) DD118048A5 (en)
DE (1) DE2527970C3 (en)
ES (1) ES438835A1 (en)
FR (1) FR2276262A1 (en)
IL (1) IL47397A (en)
IT (1) IT1032792B (en)
LU (1) LU72800A1 (en)
NL (1) NL7507522A (en)
OA (1) OA05035A (en)
SU (1) SU680636A3 (en)
ZA (1) ZA754022B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA685010A (en) * 1964-04-21 O. Archambault Jacques Purification of phosphoric acid
DE884358C (en) * 1951-09-20 1953-07-27 Gerardo Collardin Process for the purification of technical phosphoric acid
FR1292338A (en) * 1961-03-22 1962-05-04 Ets Kuhlmann Wet process for obtaining pure phosphoric acid
FR1387492A (en) * 1964-02-18 1965-01-29 Monsanto Co Phosphoric acid purification process
GB1112033A (en) * 1964-03-30 1968-05-01 Israel Mining Ind Inst For Res Phosphoric acid recovery
FR1531487A (en) * 1967-05-11 1968-07-05 Pechiney Saint Gobain Improved continuous process for the purification of phosphoric acid by solvents

Also Published As

Publication number Publication date
FR2276262B1 (en) 1980-01-04
DE2527970B2 (en) 1977-09-29
JPS51125696A (en) 1976-11-02
DE2527970A1 (en) 1976-01-08
LU72800A1 (en) 1975-10-08
IT1032792B (en) 1979-06-20
DD118048A5 (en) 1976-02-12
ZA754022B (en) 1976-08-25
AU501219B2 (en) 1979-06-14
IL47397A (en) 1977-12-30
DE2527970C3 (en) 1983-01-13
AU8239075A (en) 1977-01-06
OA05035A (en) 1980-12-31
ES438835A1 (en) 1977-01-16
FR2276262A1 (en) 1976-01-23
SU680636A3 (en) 1979-08-15
BE829841A (en) 1975-10-01
IL47397A0 (en) 1975-08-31
NL7507522A (en) 1975-12-30

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