OA02668A - Procédé et appareil de purification et de concentration d'acide phosphorique. - Google Patents

Procédé et appareil de purification et de concentration d'acide phosphorique.

Info

Publication number
OA02668A
OA02668A OA53066A OA53066A OA02668A OA 02668 A OA02668 A OA 02668A OA 53066 A OA53066 A OA 53066A OA 53066 A OA53066 A OA 53066A OA 02668 A OA02668 A OA 02668A
Authority
OA
OAPI
Prior art keywords
purifying
phosphoric acid
concentrating phosphoric
concentrating
acid
Prior art date
Application number
OA53066A
Other languages
English (en)
Original Assignee
Electric Reduction Co
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 Electric Reduction Co filed Critical Electric Reduction Co
Publication of OA02668A publication Critical patent/OA02668A/fr

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
    • C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
    • 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
    • C01B25/24—Condensed phosphoric acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
OA53066A 1966-09-27 1967-09-27 Procédé et appareil de purification et de concentration d'acide phosphorique. OA02668A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43157/66A GB1197729A (en) 1966-09-27 1966-09-27 Improvements in the manufacture of Phosphoric Acid

Publications (1)

Publication Number Publication Date
OA02668A true OA02668A (fr) 1970-12-15

Family

ID=10427558

Family Applications (1)

Application Number Title Priority Date Filing Date
OA53066A OA02668A (fr) 1966-09-27 1967-09-27 Procédé et appareil de purification et de concentration d'acide phosphorique.

Country Status (8)

Country Link
US (1) US3499729A (fr)
BE (1) BE704400A (fr)
BR (1) BR6793091D0 (fr)
DE (1) DE1667478A1 (fr)
ES (1) ES345468A1 (fr)
GB (1) GB1197729A (fr)
NL (1) NL6713172A (fr)
OA (1) OA02668A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4215098A (en) * 1978-04-26 1980-07-29 Albright & Wilson Limited Purification of wet process phosphoric acid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276510A (en) * 1966-10-04 Concentration op phosphoric acid
US2905535A (en) * 1955-12-19 1959-09-22 Chemical Construction Corp Phosphoric acid concentration
US3044855A (en) * 1959-12-14 1962-07-17 Collier Carbon & Chemical Co Concentration of wet-process phosphoric acid
US3113063A (en) * 1960-12-28 1963-12-03 Union Carbide Corp Method of drying phosphoruscontaining acids
GB1050813A (fr) * 1963-06-28
US3266557A (en) * 1964-03-25 1966-08-16 Armour & Co Apparatus and method for treating phosphoric acids and the like

Also Published As

Publication number Publication date
BE704400A (fr) 1968-02-01
NL6713172A (fr) 1968-03-28
US3499729A (en) 1970-03-10
ES345468A1 (es) 1969-01-16
DE1667478A1 (de) 1971-06-16
BR6793091D0 (pt) 1973-03-29
GB1197729A (en) 1970-07-08

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