OA00223A - Procédé de concentration et de purification d'acide phosphorique. - Google Patents

Procédé de concentration et de purification d'acide phosphorique.

Info

Publication number
OA00223A
OA00223A OA50293A OA50293A OA00223A OA 00223 A OA00223 A OA 00223A OA 50293 A OA50293 A OA 50293A OA 50293 A OA50293 A OA 50293A OA 00223 A OA00223 A OA 00223A
Authority
OA
OAPI
Prior art keywords
concentrating
phosphoric acid
purifying phosphoric
purifying
acid
Prior art date
Application number
OA50293A
Other languages
English (en)
Original Assignee
Albright & Wilson
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 Albright & Wilson filed Critical Albright & Wilson
Publication of OA00223A publication Critical patent/OA00223A/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
    • C01B25/24—Condensed phosphoric acids
    • 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
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/15—Special material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
OA50293A 1963-06-28 1964-08-27 Procédé de concentration et de purification d'acide phosphorique. OA00223A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2580563 1963-06-28
GB806064 1964-02-26

Publications (1)

Publication Number Publication Date
OA00223A true OA00223A (fr) 1966-03-15

Family

ID=26241874

Family Applications (1)

Application Number Title Priority Date Filing Date
OA50293A OA00223A (fr) 1963-06-28 1964-08-27 Procédé de concentration et de purification d'acide phosphorique.

Country Status (9)

Country Link
US (1) US3404954A (fr)
BE (1) BE649777A (fr)
DE (1) DE1442971A1 (fr)
DK (1) DK114337B (fr)
ES (1) ES301506A1 (fr)
GB (1) GB1050813A (fr)
NL (1) NL6407335A (fr)
OA (1) OA00223A (fr)
SE (1) SE315573B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6608093A (fr) * 1965-06-18 1966-12-19
GB1197729A (en) * 1966-09-27 1970-07-08 Electric Reduction Co Improvements in the manufacture of Phosphoric Acid
US3488686A (en) * 1967-04-21 1970-01-06 Mississippi Chem Corp Concentration process
US3876490A (en) * 1973-06-18 1975-04-08 Nittetsu Kakoki Kk Apparatus for heat-transfer between hot gas and aqueous solution
US6391149B1 (en) 1998-06-04 2002-05-21 Advanced Cardiovascular Systems, Inc. Method and apparatus for concentrating a solute in solution with a solvent
BE1018702A3 (fr) 2009-03-26 2011-07-05 Prayon Technologies Procede et dispositif de production d'acide polyphosphorique.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905535A (en) * 1955-12-19 1959-09-22 Chemical Construction Corp Phosphoric acid concentration
US3104947A (en) * 1959-08-25 1963-09-24 Collier Carbon & Chemical Co Submerged combustion concentration apparatus and process
US3044855A (en) * 1959-12-14 1962-07-17 Collier Carbon & Chemical Co Concentration of wet-process phosphoric acid
US3316061A (en) * 1963-03-14 1967-04-25 Armour Agricult Chem Wet process ultraphosphoric acid

Also Published As

Publication number Publication date
SE315573B (fr) 1969-10-06
NL6407335A (fr) 1964-12-29
ES301506A1 (es) 1965-01-01
DE1442971A1 (de) 1969-07-17
BE649777A (fr) 1964-10-16
US3404954A (en) 1968-10-08
GB1050813A (fr)
DK114337B (da) 1969-06-23

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