JPS4963692A - - Google Patents

Info

Publication number
JPS4963692A
JPS4963692A JP48069108A JP6910873A JPS4963692A JP S4963692 A JPS4963692 A JP S4963692A JP 48069108 A JP48069108 A JP 48069108A JP 6910873 A JP6910873 A JP 6910873A JP S4963692 A JPS4963692 A JP S4963692A
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.)
Granted
Application number
JP48069108A
Other languages
Japanese (ja)
Other versions
JPS5310957B2 (enrdf_load_stackoverflow
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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
JP6910873A 1972-06-19 1973-06-19 Expired JPS5310957B2 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=5848004

Family Applications (1)

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

Country Status (9)

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

Families Citing this family (6)

* 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
JPS55124490U (enrdf_load_stackoverflow) * 1979-02-27 1980-09-03
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

Also Published As

Publication number Publication date
JPS5310957B2 (enrdf_load_stackoverflow) 1978-04-18
DE2229602B1 (de) 1973-09-27
GB1404546A (en) 1975-09-03
IL42487A (en) 1977-02-28
IL42487A0 (en) 1973-08-29
NL173627C (nl) 1984-02-16
NL173627B (nl) 1983-09-16
BE796996A (fr) 1973-07-16
IT982777B (it) 1974-10-21
SE386148B (sv) 1976-08-02
FR2189316B1 (enrdf_load_stackoverflow) 1978-07-21
NL7304362A (enrdf_load_stackoverflow) 1973-12-21
FR2189316A1 (enrdf_load_stackoverflow) 1974-01-25

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