BR8406767A - Processo para a preparacao de solucoes de fosfato alcalino pobres em fluor - Google Patents

Processo para a preparacao de solucoes de fosfato alcalino pobres em fluor

Info

Publication number
BR8406767A
BR8406767A BR8406767A BR8406767A BR8406767A BR 8406767 A BR8406767 A BR 8406767A BR 8406767 A BR8406767 A BR 8406767A BR 8406767 A BR8406767 A BR 8406767A BR 8406767 A BR8406767 A BR 8406767A
Authority
BR
Brazil
Prior art keywords
fluor
preparation
alkaline phosphate
phosphate solutions
poor alkaline
Prior art date
Application number
BR8406767A
Other languages
English (en)
Inventor
Gunther Schimmel
Reinhard Gradl
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 BR8406767A publication Critical patent/BR8406767A/pt

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
    • C01B25/46—Preparation involving solvent-solvent extraction
    • 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
    • C01B25/308—Methods for converting an alkali metal orthophosphate into another one; Purification; Decolorasing; Dehydrating; Drying

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR8406767A 1983-12-29 1984-12-28 Processo para a preparacao de solucoes de fosfato alcalino pobres em fluor BR8406767A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833347421 DE3347421A1 (de) 1983-12-29 1983-12-29 Verfahren zur herstellung von fluorarmen alkaliphosphatloesungen

Publications (1)

Publication Number Publication Date
BR8406767A true BR8406767A (pt) 1985-10-22

Family

ID=6218363

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8406767A BR8406767A (pt) 1983-12-29 1984-12-28 Processo para a preparacao de solucoes de fosfato alcalino pobres em fluor

Country Status (10)

Country Link
US (1) US4640824A (pt)
EP (1) EP0149147B1 (pt)
JP (1) JPS60155515A (pt)
BR (1) BR8406767A (pt)
CA (1) CA1244227A (pt)
DE (2) DE3347421A1 (pt)
ES (1) ES539180A0 (pt)
IL (1) IL73824A (pt)
MA (1) MA20301A1 (pt)
ZA (1) ZA8410100B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4780295A (en) * 1987-07-06 1988-10-25 Fmc Corporation Process for purifying phosphoric acid
GB9713149D0 (en) 1997-06-21 1997-08-27 Pfizer Ltd Pharmaceutical formulations
AU2012232670A1 (en) 2011-03-23 2013-09-12 Ariel-University Research And Development Company Ltd. Treatment of proliferative disorders with a chemiluminescent agent

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2053319A (en) * 1934-06-07 1936-09-08 Blockson Chemical Co Purifying treatment for alkali metal phosphate solutions
FR2259787B1 (pt) * 1974-02-01 1977-09-16 Rhone Poulenc Ind
US4053561A (en) * 1975-08-14 1977-10-11 Stauffer Chemical Company Removal of fluorine from phosphatic solutions

Also Published As

Publication number Publication date
CA1244227A (en) 1988-11-08
ES8601067A1 (es) 1985-11-16
IL73824A (en) 1988-06-30
JPH0450248B2 (pt) 1992-08-13
MA20301A1 (fr) 1985-07-01
JPS60155515A (ja) 1985-08-15
IL73824A0 (en) 1985-03-31
US4640824A (en) 1987-02-03
EP0149147A2 (de) 1985-07-24
ZA8410100B (en) 1985-09-25
ES539180A0 (es) 1985-11-16
DE3477368D1 (en) 1989-04-27
EP0149147B1 (de) 1989-03-22
DE3347421A1 (de) 1985-07-11
EP0149147A3 (en) 1987-08-19

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)