GB1101332A - Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate - Google Patents

Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate

Info

Publication number
GB1101332A
GB1101332A GB1149365A GB1149365A GB1101332A GB 1101332 A GB1101332 A GB 1101332A GB 1149365 A GB1149365 A GB 1149365A GB 1149365 A GB1149365 A GB 1149365A GB 1101332 A GB1101332 A GB 1101332A
Authority
GB
United Kingdom
Prior art keywords
phosphate
aqueous solutions
concentrating
improvements relating
sodium phosphate
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
GB1149365A
Other languages
English (en)
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.)
Appareils et Evaporateurs Kestner SA
Original Assignee
Appareils et Evaporateurs Kestner SA
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 Appareils et Evaporateurs Kestner SA filed Critical Appareils et Evaporateurs Kestner SA
Publication of GB1101332A publication Critical patent/GB1101332A/en
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
    • C01B25/26—Phosphates
    • C01B25/28—Ammonium phosphates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • 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
    • C01B25/2346—Concentration
    • 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
    • C01B25/26—Phosphates
    • C01B25/30—Alkali metal phosphates
    • C01B25/308—Methods for converting an alkali metal orthophosphate into another one; Purification; Decolorasing; Dehydrating; Drying
    • 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
    • C01B25/26—Phosphates
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/405—Polyphosphates of ammonium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
GB1149365A 1964-03-19 1965-03-18 Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate Expired GB1101332A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR967997A FR86067E (fr) 1964-03-19 1964-03-19 Procédé de concentration d'acide phosphorique

Publications (1)

Publication Number Publication Date
GB1101332A true GB1101332A (en) 1968-01-31

Family

ID=8825922

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1149365A Expired GB1101332A (en) 1964-03-19 1965-03-18 Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate

Country Status (6)

Country Link
BE (1) BE661061A (de)
DE (1) DE1542594A1 (de)
ES (1) ES310712A2 (de)
FR (1) FR86067E (de)
GB (1) GB1101332A (de)
NL (1) NL6503407A (de)

Also Published As

Publication number Publication date
FR86067E (fr) 1965-12-03
DE1542594A1 (de) 1970-07-16
BE661061A (de) 1965-07-01
ES310712A2 (es) 1966-01-01
NL6503407A (de) 1965-09-20

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