CH417548A - Process for the continuous manufacture of phosphoric acid - Google Patents

Process for the continuous manufacture of phosphoric acid

Info

Publication number
CH417548A
CH417548A CH804663A CH804663A CH417548A CH 417548 A CH417548 A CH 417548A CH 804663 A CH804663 A CH 804663A CH 804663 A CH804663 A CH 804663A CH 417548 A CH417548 A CH 417548A
Authority
CH
Switzerland
Prior art keywords
phosphoric acid
continuous manufacture
manufacture
continuous
phosphoric
Prior art date
Application number
CH804663A
Other languages
French (fr)
Inventor
Bigot Bernard
Original Assignee
Pechiney Saint Gobain
Ucb 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
Priority claimed from FR902502A external-priority patent/FR1334531A/en
Priority claimed from FR902504A external-priority patent/FR1334533A/en
Priority claimed from FR902503A external-priority patent/FR1334532A/en
Application filed by Pechiney Saint Gobain, Ucb Sa filed Critical Pechiney Saint Gobain
Publication of CH417548A publication Critical patent/CH417548A/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
    • C01B25/18—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)
  • Paper (AREA)
CH804663A 1962-06-29 1963-06-28 Process for the continuous manufacture of phosphoric acid CH417548A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR902502A FR1334531A (en) 1962-06-29 1962-06-29 Further development of the continuous production of phosphoric acid
FR902504A FR1334533A (en) 1962-06-29 1962-06-29 Improvement in the manufacturing process of phosphoric acid and its salts
FR902503A FR1334532A (en) 1962-06-29 1962-06-29 Process for the continuous conditioning of crude phosphoric acid

Publications (1)

Publication Number Publication Date
CH417548A true CH417548A (en) 1966-07-31

Family

ID=27246653

Family Applications (1)

Application Number Title Priority Date Filing Date
CH804663A CH417548A (en) 1962-06-29 1963-06-28 Process for the continuous manufacture of phosphoric acid

Country Status (8)

Country Link
BE (1) BE633677A (en)
CH (1) CH417548A (en)
DE (1) DE1237074B (en)
ES (1) ES289514A1 (en)
FI (1) FI43310B (en)
GB (1) GB1052986A (en)
NL (1) NL293253A (en)
SE (1) SE315871B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4086322A (en) * 1974-10-07 1978-04-25 Pennzoil Company Production of fluoride-free phosphates
US4222990A (en) * 1974-10-07 1980-09-16 Pennzoil Company Production of fluoride-free phosphates
BE1016065A3 (en) * 2004-06-01 2006-02-07 Prayon Technologies Process phosphoric acid production.
CN118026116B (en) * 2024-04-02 2024-09-06 新洋丰农业科技股份有限公司 Method for preparing diammonium phosphate from monoammonium phosphate mother liquor

Also Published As

Publication number Publication date
BE633677A (en)
FI43310B (en) 1970-11-30
DE1237074B (en) 1967-03-23
GB1052986A (en)
ES289514A1 (en) 1963-11-16
SE315871B (en) 1969-10-13
NL293253A (en)

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