JPS5310957B2 - - Google Patents

Info

Publication number
JPS5310957B2
JPS5310957B2 JP6910873A JP6910873A JPS5310957B2 JP S5310957 B2 JPS5310957 B2 JP S5310957B2 JP 6910873 A JP6910873 A JP 6910873A JP 6910873 A JP6910873 A JP 6910873A JP S5310957 B2 JPS5310957 B2 JP S5310957B2
Authority
JP
Japan
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
JP6910873A
Other languages
Japanese (ja)
Other versions
JPS4963692A (zh
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 filed Critical
Publication of JPS4963692A publication Critical patent/JPS4963692A/ja
Publication of JPS5310957B2 publication Critical patent/JPS5310957B2/ja
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • 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
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • 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
    • C01B25/461—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound
    • C01B25/462—Preparation involving solvent-solvent extraction the phosphoric acid present in the medium obtained after reaction being first extracted from the liquid phase formed or separated then re-extracted as free acid by using water or as a phosphate by using a basic compound the extracting agent being alcohol or a mixture of alcohols
JP6910873A 1972-06-19 1973-06-19 Expired JPS5310957B2 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2229602 1972-06-19

Publications (2)

Publication Number Publication Date
JPS4963692A JPS4963692A (zh) 1974-06-20
JPS5310957B2 true JPS5310957B2 (zh) 1978-04-18

Family

ID=5848004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6910873A Expired JPS5310957B2 (zh) 1972-06-19 1973-06-19

Country Status (9)

Country Link
JP (1) JPS5310957B2 (zh)
BE (1) BE796996A (zh)
DE (1) DE2229602B1 (zh)
FR (1) FR2189316B1 (zh)
GB (1) GB1404546A (zh)
IL (1) IL42487A (zh)
IT (1) IT982777B (zh)
NL (1) NL173627C (zh)
SE (1) SE386148B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124490U (zh) * 1979-02-27 1980-09-03

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2433307C3 (de) * 1974-07-11 1984-03-22 Chemische Fabrik Budenheim Rudolf A. Oetker, 6501 Budenheim Verfahren zur Abtrennung eines Phosphorsäure-organisches Lösungsmittel-Wasser-Gemisches
DE2435789C3 (de) * 1974-07-25 1984-06-20 Hoechst Ag, 6230 Frankfurt Verfahren zur Reinigung von Phosphorsäure mit Hilfe von 3-Methoxybutanol
DE2538720C2 (de) * 1975-08-30 1982-11-18 Giulini Chemie Gmbh, 6700 Ludwigshafen Verfahren zur Reinigung von Naßverfahrensphosphorsäure
FR2447348A1 (fr) * 1979-01-24 1980-08-22 Rhone Poulenc Ind Procede de purification d'un acide phosphorique impur
DE3328499A1 (de) * 1983-08-06 1985-02-14 Hoechst Ag, 6230 Frankfurt Verfahren zur verminderung des fluorgehaltes einer nassverfahrensphosphorsaeure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210446A (en) * 1967-05-11 1970-10-28 Pechiney Saint Gobain Continuous process for the purification of phosphoric acid
DE2029564A1 (de) * 1970-06-16 1971-12-23 Guilini Gmbh Geb Verfahren zur Herstellung von reinen Phosphaten aus verunreinigter Phosphorsäure

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210446A (en) * 1967-05-11 1970-10-28 Pechiney Saint Gobain Continuous process for the purification of phosphoric acid
DE2029564A1 (de) * 1970-06-16 1971-12-23 Guilini Gmbh Geb Verfahren zur Herstellung von reinen Phosphaten aus verunreinigter Phosphorsäure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124490U (zh) * 1979-02-27 1980-09-03

Also Published As

Publication number Publication date
NL7304362A (zh) 1973-12-21
DE2229602B1 (de) 1973-09-27
FR2189316A1 (zh) 1974-01-25
SE386148B (sv) 1976-08-02
NL173627C (nl) 1984-02-16
IL42487A (en) 1977-02-28
IL42487A0 (en) 1973-08-29
JPS4963692A (zh) 1974-06-20
FR2189316B1 (zh) 1978-07-21
GB1404546A (en) 1975-09-03
IT982777B (it) 1974-10-21
NL173627B (nl) 1983-09-16
BE796996A (fr) 1973-07-16

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