FR2317223B1 - - Google Patents

Info

Publication number
FR2317223B1
FR2317223B1 FR7619622A FR7619622A FR2317223B1 FR 2317223 B1 FR2317223 B1 FR 2317223B1 FR 7619622 A FR7619622 A FR 7619622A FR 7619622 A FR7619622 A FR 7619622A FR 2317223 B1 FR2317223 B1 FR 2317223B1
Authority
FR
France
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
FR7619622A
Other languages
French (fr)
Other versions
FR2317223A1 (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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of FR2317223A1 publication Critical patent/FR2317223A1/fr
Application granted granted Critical
Publication of FR2317223B1 publication Critical patent/FR2317223B1/fr
Granted 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
    • C01B25/30—Alkali metal phosphates
    • C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
    • C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR7619622A 1975-06-28 1976-06-28 Nouveau procede de preparation de solutions de phosphates alcalins pauvres en vanadium Granted FR2317223A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752528896 DE2528896C2 (de) 1975-06-28 1975-06-28 Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung

Publications (2)

Publication Number Publication Date
FR2317223A1 FR2317223A1 (fr) 1977-02-04
FR2317223B1 true FR2317223B1 (enExample) 1979-06-22

Family

ID=5950156

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7619622A Granted FR2317223A1 (fr) 1975-06-28 1976-06-28 Nouveau procede de preparation de solutions de phosphates alcalins pauvres en vanadium

Country Status (6)

Country Link
BE (1) BE843493A (enExample)
DE (1) DE2528896C2 (enExample)
ES (1) ES447972A1 (enExample)
FR (1) FR2317223A1 (enExample)
GB (1) GB1485599A (enExample)
NL (1) NL7606986A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3437689A1 (de) * 1984-10-15 1986-04-17 Hoechst Ag, 6230 Frankfurt Vorrichtung zur reduktion von eisen und vanadium in phosphorsaurer loesung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1065388B (enExample) * 1959-09-17
FR1191558A (fr) * 1957-03-19 1959-10-20 Saint Gobain Préparation de phosphates alcalins incolores
US3305305A (en) * 1962-12-26 1967-02-21 Hooker Chemical Corp Purification of phosphate solutions
US3493336A (en) * 1964-06-18 1970-02-03 Electric Reduction Co Manufacture of alkali metal phosphates
GB1102381A (en) * 1964-06-18 1968-02-07 Marchon Products Ltd Improvements in the manufacture of alkali metal phosphates
DE1567619C3 (de) * 1965-05-15 1974-08-15 Knapsack Ag, 5033 Huerth-Knapsack Verfahren zur Herstellung von vanadiumarmen Alkaliphosphaten
US3421845A (en) * 1965-06-07 1969-01-14 Hooker Chemical Corp Production of sodium phosphates

Also Published As

Publication number Publication date
BE843493A (fr) 1976-12-28
GB1485599A (en) 1977-09-14
ES447972A1 (es) 1977-06-16
NL7606986A (nl) 1976-12-30
FR2317223A1 (fr) 1977-02-04
DE2528896C2 (de) 1984-07-12
DE2528896A1 (de) 1977-01-13

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Legal Events

Date Code Title Description
ST Notification of lapse