IT1069532B - Procedimento per la preparazione di sali fosfatici - Google Patents

Procedimento per la preparazione di sali fosfatici

Info

Publication number
IT1069532B
IT1069532B IT68947/76A IT6894776A IT1069532B IT 1069532 B IT1069532 B IT 1069532B IT 68947/76 A IT68947/76 A IT 68947/76A IT 6894776 A IT6894776 A IT 6894776A IT 1069532 B IT1069532 B IT 1069532B
Authority
IT
Italy
Prior art keywords
procedure
preparation
phosphatic
salts
phosphatic salts
Prior art date
Application number
IT68947/76A
Other languages
English (en)
Original Assignee
Albright & Wilson
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 Albright & Wilson filed Critical Albright & Wilson
Application granted granted Critical
Publication of IT1069532B publication Critical patent/IT1069532B/it

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
    • C01B25/28—Ammonium phosphates
    • 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
    • C01B25/38—Condensed phosphates
    • C01B25/40—Polyphosphates
    • C01B25/405—Polyphosphates of ammonium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
IT68947/76A 1975-08-05 1976-08-04 Procedimento per la preparazione di sali fosfatici IT1069532B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB32642/75A GB1560984A (en) 1975-08-05 1975-08-05 Process for preparing phosphate salts

Publications (1)

Publication Number Publication Date
IT1069532B true IT1069532B (it) 1985-03-25

Family

ID=10341815

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68947/76A IT1069532B (it) 1975-08-05 1976-08-04 Procedimento per la preparazione di sali fosfatici

Country Status (13)

Country Link
US (1) US4112118A (it)
JP (1) JPS5220397A (it)
AU (1) AU507838B2 (it)
BE (1) BE844860A (it)
CA (1) CA1094287A (it)
DE (1) DE2635165A1 (it)
FR (1) FR2320262A1 (it)
GB (1) GB1560984A (it)
IL (1) IL50195A (it)
IT (1) IT1069532B (it)
MX (1) MX143793A (it)
NL (1) NL7608701A (it)
ZA (1) ZA764512B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4224294A (en) * 1979-01-15 1980-09-23 Stauffer Chemical Company Preparation of sodium orthophosphate mixtures
FR2447348A1 (fr) * 1979-01-24 1980-08-22 Rhone Poulenc Ind Procede de purification d'un acide phosphorique impur
US4285920A (en) * 1979-11-08 1981-08-25 Stauffer Chemical Company Solvent extraction process for preparing purified phosphoric acid and sodium phosphate salts
US4265867A (en) * 1980-06-20 1981-05-05 Arcanum Corporation Preparation of dicalcium phosphate
DE3413020A1 (de) * 1984-04-06 1985-10-17 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung einer alkaliphosphatloesung
US4751066A (en) * 1986-05-08 1988-06-14 Fmc Corporation Process for preparing alkali metal phosphate
BRPI0924956B1 (pt) 2009-05-27 2019-12-10 Easymining Sweden Ab produção de fosfatos de amônio
SE536607C2 (sv) * 2012-06-21 2014-03-25 Easymining Sweden Ab Framställning av ammoniumfosfater

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1929443A (en) * 1930-08-26 1933-10-10 American Agricultural Chem Co Process for obtaining alkali metal phosphates
GB974610A (en) * 1962-05-24 1964-11-04 Canadian Ind Purification of phosphoric acid
DE2029564C3 (de) * 1970-06-16 1978-06-22 Giulini Chemie Gmbh, 6700 Ludwigshafen Verfahren zur Herstellung von reinen Alkaliphosphaten aus Rohphosphorsäure
IL42065A (en) * 1972-04-26 1977-07-31 Albright & Wilson Purification of phosphoric acid
GB1464536A (it) * 1973-02-07 1977-02-16
US4018869A (en) * 1973-06-06 1977-04-19 Chemische Fabrik Budenheim Rudolf A. Oetker Process for the extractive purification of phosphoric acid containing cationic impurities
US4024225A (en) * 1973-11-02 1977-05-17 United States Steel Corporation Method of making high purity alkali metal phosphates from wet-process phosphoric acid

Also Published As

Publication number Publication date
NL7608701A (nl) 1977-02-08
BE844860A (fr) 1977-02-04
JPS5220397A (en) 1977-02-16
GB1560984A (en) 1980-02-13
FR2320262B1 (it) 1979-05-25
ZA764512B (en) 1977-07-27
US4112118A (en) 1978-09-05
AU1642576A (en) 1978-02-02
FR2320262A1 (fr) 1977-03-04
CA1094287A (en) 1981-01-27
IL50195A0 (en) 1976-10-31
IL50195A (en) 1979-07-25
AU507838B2 (en) 1980-02-28
MX143793A (es) 1981-07-16
DE2635165A1 (de) 1977-02-24

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