FR86067E - Phosphoric acid concentration process - Google Patents

Phosphoric acid concentration process

Info

Publication number
FR86067E
FR86067E FR967997A FR967997A FR86067E FR 86067 E FR86067 E FR 86067E FR 967997 A FR967997 A FR 967997A FR 967997 A FR967997 A FR 967997A FR 86067 E FR86067 E FR 86067E
Authority
FR
France
Prior art keywords
phosphoric acid
acid concentration
concentration process
phosphoric
concentration
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
FR967997A
Other languages
French (fr)
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
Priority to FR967997A priority Critical patent/FR86067E/en
Priority to BE661061D priority patent/BE661061A/xx
Priority to NL6503407A priority patent/NL6503407A/xx
Priority to ES0310712A priority patent/ES310712A2/en
Priority to GB1149365A priority patent/GB1101332A/en
Priority to DE19651542594 priority patent/DE1542594A1/en
Application granted granted Critical
Publication of FR86067E publication Critical patent/FR86067E/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)
FR967997A 1964-03-19 1964-03-19 Phosphoric acid concentration process Expired FR86067E (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR967997A FR86067E (en) 1964-03-19 1964-03-19 Phosphoric acid concentration process
BE661061D BE661061A (en) 1964-03-19 1965-03-12
NL6503407A NL6503407A (en) 1964-03-19 1965-03-17
ES0310712A ES310712A2 (en) 1964-03-19 1965-03-18 Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate
GB1149365A GB1101332A (en) 1964-03-19 1965-03-18 Improvements relating to a method of concentrating aqueous solutions of ammonium phosphate or sodium phosphate
DE19651542594 DE1542594A1 (en) 1964-03-19 1965-03-18 Process for the concentration of phosphoric acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR967997A FR86067E (en) 1964-03-19 1964-03-19 Phosphoric acid concentration process

Publications (1)

Publication Number Publication Date
FR86067E true FR86067E (en) 1965-12-03

Family

ID=8825922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR967997A Expired FR86067E (en) 1964-03-19 1964-03-19 Phosphoric acid concentration process

Country Status (6)

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

Also Published As

Publication number Publication date
BE661061A (en) 1965-07-01
DE1542594A1 (en) 1970-07-16
GB1101332A (en) 1968-01-31
NL6503407A (en) 1965-09-20
ES310712A2 (en) 1966-01-01

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