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BE757550A - PROCESS FOR PREPARING PURE PHOSPHATES FROM IMPURE PHOSPHORIC ACIDS - Google Patents

PROCESS FOR PREPARING PURE PHOSPHATES FROM IMPURE PHOSPHORIC ACIDS

Info

Publication number
BE757550A
BE757550A BE757550DA BE757550A BE 757550 A BE757550 A BE 757550A BE 757550D A BE757550D A BE 757550DA BE 757550 A BE757550 A BE 757550A
Authority
BE
Belgium
Prior art keywords
phosphoric acids
preparing pure
impure phosphoric
phosphates
pure phosphates
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Giulini Gmbh Geb
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.)
Publication date
Publication of BE757550A publication Critical patent/BE757550A/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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • 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
    • 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)
BE757550D 1969-10-16 PROCESS FOR PREPARING PURE PHOSPHATES FROM IMPURE PHOSPHORIC ACIDS BE757550A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691952104 DE1952104B2 (en) 1969-10-16 1969-10-16 Process for the preparation of pure alkali phosphates from wet process phosphoric acid

Publications (1)

Publication Number Publication Date
BE757550A true BE757550A (en) 1971-03-16

Family

ID=5748344

Family Applications (1)

Application Number Title Priority Date Filing Date
BE757550D BE757550A (en) 1969-10-16 PROCESS FOR PREPARING PURE PHOSPHATES FROM IMPURE PHOSPHORIC ACIDS

Country Status (4)

Country Link
BE (1) BE757550A (en)
DE (1) DE1952104B2 (en)
FR (1) FR2066017A5 (en)
GB (1) GB1326911A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109824027A (en) * 2019-03-27 2019-05-31 深圳道童新能源有限公司 A kind of circulation technology of phosphate production

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2321751C3 (en) * 1973-04-30 1981-11-19 Hoechst Ag, 6000 Frankfurt Process for purifying wet phosphoric acid
DE2433307C3 (en) * 1974-07-11 1984-03-22 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Process for the separation of a phosphoric acid-organic solvent-water mixture
DE2435789C3 (en) * 1974-07-25 1984-06-20 Hoechst Ag, 6230 Frankfurt Process for the purification of phosphoric acid with the help of 3-methoxybutanol
DE2657190C2 (en) * 1976-12-17 1982-11-04 Hoechst Ag, 6000 Frankfurt Process for purifying wet process phosphoric acid
DE2926943A1 (en) * 1979-07-04 1981-01-29 Hoechst Ag METHOD FOR PURIFYING WET METHOD PHOSPHORIC ACID
DE3705069A1 (en) * 1987-02-18 1988-09-01 Hoechst Ag METHOD FOR PRODUCING TITANIUM-FREE PHOSPHORIC ACIDS
US4780295A (en) * 1987-07-06 1988-10-25 Fmc Corporation Process for purifying phosphoric acid
FR2631329B1 (en) * 1988-05-11 1991-10-11 Srti Soc Rech Tech Ind PROCESS FOR THE PURIFICATION AND RECOVERY OF GLOSSY RINSING BATHS, AND MEANS FOR CARRYING OUT SAID METHOD
CN105174236B (en) * 2015-08-11 2017-06-23 贵州师范学院 A kind of phosphoric acid by wet process prepares the method and apparatus of potassium phosphate
AT525703A1 (en) 2021-12-01 2023-06-15 Track Machines Connected Ges M B H procedure for localization

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109824027A (en) * 2019-03-27 2019-05-31 深圳道童新能源有限公司 A kind of circulation technology of phosphate production

Also Published As

Publication number Publication date
GB1326911A (en) 1973-08-15
DE1952104B2 (en) 1973-01-04
DE1952104A1 (en) 1971-05-06
FR2066017A5 (en) 1971-08-06

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