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MA20662A1 - Procede de preparation de phosphates d'ammonium a partir de phosphates naturels - Google Patents

Procede de preparation de phosphates d'ammonium a partir de phosphates naturels

Info

Publication number
MA20662A1
MA20662A1 MA20887A MA20887A MA20662A1 MA 20662 A1 MA20662 A1 MA 20662A1 MA 20887 A MA20887 A MA 20887A MA 20887 A MA20887 A MA 20887A MA 20662 A1 MA20662 A1 MA 20662A1
Authority
MA
Morocco
Prior art keywords
phosphates
preparation
natural
ammonium
ammonium phosphates
Prior art date
Application number
MA20887A
Other languages
English (en)
Inventor
Angelo Bianchi
Giorgio Mantellini
Guido Anania
Francesco Russo
Original Assignee
Enichem Agricultura Spa
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 Enichem Agricultura Spa filed Critical Enichem Agricultura Spa
Publication of MA20662A1 publication Critical patent/MA20662A1/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
    • C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
    • C05B11/08—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Dental Preparations (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
MA20887A 1985-04-23 1986-04-11 Procede de preparation de phosphates d'ammonium a partir de phosphates naturels MA20662A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20455/85A IT1187659B (it) 1985-04-23 1985-04-23 Procedimento per la produzione di fosfati d'ammonio da rocce fosfatiche

Publications (1)

Publication Number Publication Date
MA20662A1 true MA20662A1 (fr) 1986-12-31

Family

ID=11167201

Family Applications (1)

Application Number Title Priority Date Filing Date
MA20887A MA20662A1 (fr) 1985-04-23 1986-04-11 Procede de preparation de phosphates d'ammonium a partir de phosphates naturels

Country Status (8)

Country Link
EP (1) EP0200073A3 (fr)
ES (1) ES8706572A1 (fr)
IL (1) IL78514A0 (fr)
IT (1) IT1187659B (fr)
MA (1) MA20662A1 (fr)
NO (1) NO861562L (fr)
TN (1) TNSN86068A1 (fr)
ZA (1) ZA862536B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2097139C1 (ru) * 1996-08-13 1997-11-27 Йелстаун Корпорейшн Н.В. Способ обогащения карбонатсодержащего фосфатного сырья
US6562308B1 (en) * 2000-11-15 2003-05-13 Agrium, Inc. Process for the recovery of phosphate from phosphate rock
MA58071B1 (fr) * 2019-12-13 2025-11-28 Chemetics Inc. Installation et procédé intégrés de production d'ammoniac et d'acide sulfurique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB276297A (en) * 1926-08-19 1928-07-17 Luis Adelantado Improvements in and relating to the manufacture of phosphate fertilizers
FR631421A (fr) * 1926-12-23 1927-12-20 Procédé de fabrication de phosphates solubles
US3457061A (en) * 1965-03-29 1969-07-22 Swift & Co Utilization of phosphoric acid sludge
ES341588A1 (es) * 1966-06-16 1968-07-01 Power Gas Ltd Un procedimiento para la produccion de un fertilizante fos-fonitrogenado.
PL100380B1 (pl) * 1975-03-06 1978-09-30 Przedsiebiorstwo Projektowania Sposob wytwarzania jednoczesnie kwasu fosforowego lub soli fosforowych i wieloskladnikowego nawozu mineralnego
PL124240B1 (en) * 1979-06-27 1983-01-31 Politechnika Wroclawska Method of manufacture of mixed fertilizers

Also Published As

Publication number Publication date
EP0200073A3 (fr) 1987-10-14
NO861562L (no) 1986-10-24
ES8706572A1 (es) 1987-07-01
IT1187659B (it) 1987-12-23
ES554667A0 (es) 1987-07-01
ZA862536B (en) 1986-11-26
IT8520455A0 (it) 1985-04-23
IT8520455A1 (it) 1986-10-23
IL78514A0 (en) 1986-08-31
EP0200073A2 (fr) 1986-11-05
TNSN86068A1 (fr) 1990-01-01

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