ES447972A1 - Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio. - Google Patents

Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio.

Info

Publication number
ES447972A1
ES447972A1 ES447972A ES447972A ES447972A1 ES 447972 A1 ES447972 A1 ES 447972A1 ES 447972 A ES447972 A ES 447972A ES 447972 A ES447972 A ES 447972A ES 447972 A1 ES447972 A1 ES 447972A1
Authority
ES
Spain
Prior art keywords
vanadium
alkali metal
metal phosphate
production
phosphate solutions
Prior art date
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
ES447972A
Other languages
English (en)
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 ES447972A1 publication Critical patent/ES447972A1/es
Expired 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)
ES447972A 1975-06-28 1976-05-14 Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio. Expired ES447972A1 (es)

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 (1)

Publication Number Publication Date
ES447972A1 true ES447972A1 (es) 1977-06-16

Family

ID=5950156

Family Applications (1)

Application Number Title Priority Date Filing Date
ES447972A Expired ES447972A1 (es) 1975-06-28 1976-05-14 Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio.

Country Status (6)

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

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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
NL7606986A (nl) 1976-12-30
GB1485599A (en) 1977-09-14
DE2528896C2 (de) 1984-07-12
BE843493A (fr) 1976-12-28
FR2317223B1 (es) 1979-06-22
FR2317223A1 (fr) 1977-02-04
DE2528896A1 (de) 1977-01-13

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981001