IL59022A - Production of alkali metal phosphate solutions free from zinc - Google Patents

Production of alkali metal phosphate solutions free from zinc

Info

Publication number
IL59022A
IL59022A IL59022A IL5902279A IL59022A IL 59022 A IL59022 A IL 59022A IL 59022 A IL59022 A IL 59022A IL 5902279 A IL5902279 A IL 5902279A IL 59022 A IL59022 A IL 59022A
Authority
IL
Israel
Prior art keywords
alkali metal
zinc
metal phosphate
production
phosphate solutions
Prior art date
Application number
IL59022A
Other languages
English (en)
Other versions
IL59022A0 (en
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 IL59022A0 publication Critical patent/IL59022A0/xx
Publication of IL59022A publication Critical patent/IL59022A/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)
  • Manufacture And Refinement Of Metals (AREA)
  • Luminescent Compositions (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Fertilizers (AREA)
IL59022A 1978-12-23 1979-12-23 Production of alkali metal phosphate solutions free from zinc IL59022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782855922 DE2855922A1 (de) 1978-12-23 1978-12-23 Verfahren zur herstellung von zinkfreien alkaliphosphatloesungen

Publications (2)

Publication Number Publication Date
IL59022A0 IL59022A0 (en) 1980-03-31
IL59022A true IL59022A (en) 1982-12-31

Family

ID=6058233

Family Applications (1)

Application Number Title Priority Date Filing Date
IL59022A IL59022A (en) 1978-12-23 1979-12-23 Production of alkali metal phosphate solutions free from zinc

Country Status (9)

Country Link
US (1) US4299803A (fr)
EP (1) EP0014755B1 (fr)
JP (1) JPS608968B2 (fr)
AT (1) ATE1350T1 (fr)
DE (2) DE2855922A1 (fr)
ES (1) ES485949A1 (fr)
IL (1) IL59022A (fr)
MA (1) MA18682A1 (fr)
ZA (1) ZA796941B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853200A (en) * 1984-09-24 1989-08-01 Monsanto Company Continuous process for preparing sodium orthophosphate slurries from natural soda ash orthophosphoric acid
US4751066A (en) * 1986-05-08 1988-06-14 Fmc Corporation Process for preparing alkali metal phosphate
DE3826981A1 (de) * 1988-08-09 1990-02-15 Hoechst Ag Verfahren zur aufarbeitung von staeuben, die bei der elektrothermischen phosphorherstellung anfallen
RU2331105C1 (ru) * 2007-05-10 2008-08-10 Виктор Викторович Олексенко Универсальный мостовой инвертирующий сумматор

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE721410C (de) * 1936-09-21 1942-06-04 Persil Herstellung technisch reiner Alkaliphosphate
US2162657A (en) * 1936-09-21 1939-06-13 Firm Persil Ges Henkel & Voith Method of producing commercial alkali phosphates
US2977191A (en) * 1957-03-19 1961-03-28 Union Chimique Belge Sa Anhydrous colorless phosphates
US3305305A (en) * 1962-12-26 1967-02-21 Hooker Chemical Corp Purification of phosphate solutions
DE1542645A1 (de) * 1965-03-27 1970-04-16 Albert Ag Chem Werke Verfahren zur Herstellung vanadinarmer Alkali- bzw. alkalihaltiger Phosphate aus nach dem Nassverfahren hergestellter Phosphorsaeure
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
GB1267853A (en) * 1969-07-16 1972-03-22 Knapsack Ag Process for the manufacture of alkali metal phosphates of low vanadium content
US3685964A (en) * 1970-12-09 1972-08-22 Fmc Corp Purification of alkali phosphate solution
US3993733A (en) * 1975-08-14 1976-11-23 Stauffer Chemical Company Food grade alkali metal phosphates from wet process H3 PO4
DE2608029C2 (de) * 1976-02-27 1984-02-23 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung einer Alkaliphosphatlösung aus Naßverfahrensphosphorsäuren

Also Published As

Publication number Publication date
DE2855922A1 (de) 1980-07-10
JPS5585410A (en) 1980-06-27
ZA796941B (en) 1980-12-31
JPS608968B2 (ja) 1985-03-07
DE2963380D1 (en) 1982-09-09
MA18682A1 (fr) 1980-07-01
US4299803A (en) 1981-11-10
ES485949A1 (es) 1980-05-16
IL59022A0 (en) 1980-03-31
EP0014755A1 (fr) 1980-09-03
EP0014755B1 (fr) 1982-07-21
ATE1350T1 (de) 1982-08-15

Similar Documents

Publication Publication Date Title
AU533905B2 (en) Process for reclaiming waste paper
DE3371193D1 (en) A method for producing basic aluminium sulphate (iii)
JPS56500964A (fr)
ZA796941B (en) Production of alkali metal phosphate solutions free from zinc
ES8302646A1 (es) "procedimiento para preparar acidos organicos bitioicos".
SE8006100L (sv) Bindemedel
AU7674881A (en) Hydroxycyanomethylphosphonic acid
FR2529546B1 (fr)
DE3660257D1 (en) Process for the preparation of thiotetronic acid
IN166607B (fr)
DE3264314D1 (en) Fungicidal agent
JPS57156328A (en) Recovery of substantially radium-free calcium sulfate, yttrium and lanthanide and products thereby
ATE7287T1 (de) Verfahren zur herstellung von granulierten alkaliorthophosphaten.
JPS55154318A (en) Manufacture of imbricate iron oxide
ES8205261A1 (es) Un procedimiento para la preparacion de una sal metalica al-calina de un acido carboxilico organico
GB917967A (en) Process for briquetting quicklime
ES8609498A1 (es) "procedimiento de recuperacion de uranio a partir de una solucion de ataque de un mineral uranifero por acido sulfurico".
DE3686230D1 (de) Verfahren zur herstellung von tetrachlor-3-imino-isoindolin-1-on.
ES8502060A1 (es) Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en fluor
ES8102983A1 (es) Procedimiento para reciclar azufre a partir de soluciones residuales
JPS5571607A (en) Production of dithionite
ES476231A2 (es) Mejoras introducidas en el objeto de la patente:procedimien-to de obtencion de sales de plomo a partir de sulfato de plomo.
JPS5756088A (en) Activated sludge treatment of acidic waste water containing acidic sulfite and sulfurous acid
ES2012820A6 (es) Procedimiento de preparacion y utilizacion de productos o subproductos con base el sulfato calcido en la industria papelera.
JPS5722104A (en) Removal and decomposition of dithionic acid in aqueous solution