ZA763808B - Production of alkali metal phosphate solution of low vanadium content - Google Patents

Production of alkali metal phosphate solution of low vanadium content

Info

Publication number
ZA763808B
ZA763808B ZA763808A ZA763808A ZA763808B ZA 763808 B ZA763808 B ZA 763808B ZA 763808 A ZA763808 A ZA 763808A ZA 763808 A ZA763808 A ZA 763808A ZA 763808 B ZA763808 B ZA 763808B
Authority
ZA
South Africa
Prior art keywords
production
alkali metal
metal phosphate
phosphate solution
vanadium content
Prior art date
Application number
ZA763808A
Other languages
English (en)
Inventor
K Ehlers
K Schroedter
H Harnisch
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 ZA763808B publication Critical patent/ZA763808B/xx

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)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Removal Of Specific Substances (AREA)
ZA763808A 1975-06-28 1976-06-25 Production of alkali metal phosphate solution of low vanadium content ZA763808B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2528895A DE2528895B2 (de) 1975-06-28 1975-06-28 Verfahren zur Herstellung vanadiumarmer Alkaliphosphatlösungen

Publications (1)

Publication Number Publication Date
ZA763808B true ZA763808B (en) 1977-06-29

Family

ID=5950155

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA763808A ZA763808B (en) 1975-06-28 1976-06-25 Production of alkali metal phosphate solution of low vanadium content

Country Status (15)

Country Link
US (1) US4053562A (de)
JP (1) JPS525699A (de)
AT (1) AT352079B (de)
BE (1) BE843494A (de)
CA (1) CA1061081A (de)
CH (1) CH599901A5 (de)
DE (1) DE2528895B2 (de)
ES (1) ES449103A1 (de)
FR (1) FR2317222A1 (de)
GB (1) GB1485608A (de)
IL (1) IL49915A (de)
IT (1) IT1062777B (de)
NL (1) NL162613C (de)
NO (1) NO141887C (de)
ZA (1) ZA763808B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3045645A1 (de) * 1980-12-04 1982-07-22 Hoechst Ag, 6000 Frankfurt Verfahren zur reduktion von eisen in phospharsaurer loesung
JPS57162237A (en) * 1981-03-27 1982-10-06 Takamatsu Electric Works Ltd Current limiting fuse
US4511541A (en) * 1982-12-02 1985-04-16 J. R. Simplot Company Process for the recovery of cadmium and other metals from solution
DE3437685C2 (de) * 1984-10-15 1987-03-12 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung
DE3437684C1 (de) * 1984-10-15 1986-06-05 Hoechst Ag, 6230 Frankfurt Verfahren zur Reduktion von Eisen und Vanadium in phosphorsaurer Lösung
DE3437686C2 (de) * 1984-10-15 1986-10-02 Hoechst Ag, 6230 Frankfurt Verfahren zur Reduktion von Metallionen in wäßrigen Lösungen
CH669257A5 (de) * 1986-02-28 1989-02-28 Mettler Instrumente Ag Praezisionswaage.
US5171548A (en) * 1990-06-06 1992-12-15 Advanced Separation Technologies Incorporated Process for the removal of vanadium from wet process phosphoric acid

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2150921A (en) * 1937-11-10 1939-03-21 Du Pont Manufacture of imino-amino-methane-sulphinic acid
US2977191A (en) * 1957-03-19 1961-03-28 Union Chimique Belge Sa Anhydrous colorless phosphates
FR1191558A (fr) * 1957-03-19 1959-10-20 Saint Gobain Préparation de phosphates alcalins incolores
DE1143496B (de) * 1958-06-13 1963-02-14 Applic Des Minerals De Thies S Verfahren zur Reinigung von Alkaliphosphaten
FR1200419A (fr) * 1958-06-13 1959-12-21 Applic Des Minerais De Thies S Purification des phosphates
US3042609A (en) * 1959-10-09 1962-07-03 Petrolite Corp Prevention of corrosion in systems containing a corrosive aqueous medium
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
US3421845A (en) * 1965-06-07 1969-01-14 Hooker Chemical Corp Production of sodium phosphates

Also Published As

Publication number Publication date
JPS525699A (en) 1977-01-17
BE843494A (fr) 1976-12-28
NL162613B (nl) 1980-01-15
DE2528895B2 (de) 1978-04-13
NO141887C (no) 1980-05-28
CH599901A5 (de) 1978-06-15
DE2528895A1 (de) 1977-01-13
IT1062777B (it) 1985-01-14
NO141887B (no) 1980-02-18
IL49915A0 (en) 1977-03-31
CA1061081A (en) 1979-08-28
JPS5423914B2 (de) 1979-08-17
IL49915A (en) 1978-12-17
AT352079B (de) 1979-08-27
FR2317222B1 (de) 1980-11-07
DE2528895C3 (de) 1979-02-01
GB1485608A (en) 1977-09-14
FR2317222A1 (fr) 1977-02-04
US4053562A (en) 1977-10-11
ES449103A1 (es) 1977-07-01
NL7606985A (nl) 1976-12-30
NO762208L (de) 1976-12-29
NL162613C (nl) 1980-06-16
ATA465776A (de) 1979-02-15

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