ZA846382B - Process for the preparation of fertilizers by the partial solubilization of phosphate rocks - Google Patents

Process for the preparation of fertilizers by the partial solubilization of phosphate rocks

Info

Publication number
ZA846382B
ZA846382B ZA846382A ZA846382A ZA846382B ZA 846382 B ZA846382 B ZA 846382B ZA 846382 A ZA846382 A ZA 846382A ZA 846382 A ZA846382 A ZA 846382A ZA 846382 B ZA846382 B ZA 846382B
Authority
ZA
South Africa
Prior art keywords
fertilizers
preparation
partial solubilization
phosphate rocks
rocks
Prior art date
Application number
ZA846382A
Other languages
English (en)
Inventor
Alberto Cunha Carneiro D Silva
Fabio Gerl Martins Costa
Hosam Ahmed Abdallah-Rehim
Elisabeth Marques Moreira
Gloria Maria Gomes Soares
Jaime Correia Da Silva
Original Assignee
Petroleo Brasileiro Sa
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 Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Publication of ZA846382B publication Critical patent/ZA846382B/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
ZA846382A 1984-01-26 1984-08-16 Process for the preparation of fertilizers by the partial solubilization of phosphate rocks ZA846382B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8400318A BR8400318A (pt) 1984-01-26 1984-01-26 Processo de preparacao de fertilizante por solubilizacao parcial de rochas fosfaticas

Publications (1)

Publication Number Publication Date
ZA846382B true ZA846382B (en) 1985-03-27

Family

ID=4035015

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA846382A ZA846382B (en) 1984-01-26 1984-08-16 Process for the preparation of fertilizers by the partial solubilization of phosphate rocks

Country Status (9)

Country Link
US (1) US4568374A (ar)
BE (1) BE900442A (ar)
BR (1) BR8400318A (ar)
DE (1) DE3429885A1 (ar)
FR (1) FR2558823B1 (ar)
JO (1) JO1353B1 (ar)
MA (1) MA20238A1 (ar)
MX (1) MX158297A (ar)
ZA (1) ZA846382B (ar)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5211735A (en) * 1987-04-24 1993-05-18 Petroleo Brasileiro S. A. Process for preparing phosphated or nitrophosphated fertilizers through solubilization of phosphate rock
US20200239324A1 (en) * 2019-01-28 2020-07-30 ITI Technolgies, Inc. Solubility Enhancing Composition

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172751A (en) * 1965-03-09 Process for producing nitrogen-phos-
BE511596A (ar) *
GB191129A (en) * 1921-10-01 1923-01-01 Luis Adelantado Improvements relating to the manufacture of superphosphates and manure
FR638049A (fr) * 1926-07-23 1928-05-14 Cie De L Azote Et Des Fertilis Procédé de préparation d'engrais à base de phosphate de calcium et d'ammonium
US1871195A (en) * 1929-09-19 1932-08-09 Oberphos Company Production of phosphatic fertilizer
US2036494A (en) * 1930-03-26 1936-04-07 Tennessee Corp Process of producing phosphate fertilizer
US2038788A (en) * 1930-06-27 1936-04-28 Barrett Co Process for the production of fertilizer material
GB544274A (en) * 1940-09-21 1942-04-03 John Tyndale Procter Improvements in or relating to the manufacture of granular superphosphate
GB761249A (en) * 1953-10-20 1956-11-14 Soc D Coordination Ind Et Fina Improved process for the preparation of superphosphates and compound fertilisers
GB810208A (en) * 1955-08-10 1959-03-11 Fisons Ltd Fertilizers
FR89543E (ar) * 1964-07-02 1967-07-07 Duengemittel Technik A G
PL124240B1 (en) * 1979-06-27 1983-01-31 Politechnika Wroclawska Method of manufacture of mixed fertilizers
BR8105391A (pt) * 1981-08-24 1983-03-29 Petroleo Brasileiro Sa Processo de solubilizacao parcial de rochas fosfaticas e posterior obtencao de acido forforico e fertilizantes fosforados

Also Published As

Publication number Publication date
JO1353B1 (ar) 1986-11-30
US4568374A (en) 1986-02-04
DE3429885C2 (ar) 1987-02-26
FR2558823A1 (fr) 1985-08-02
MA20238A1 (fr) 1985-04-01
DE3429885A1 (de) 1985-08-08
BE900442A (fr) 1984-12-17
FR2558823B1 (fr) 1990-06-15
BR8400318A (pt) 1985-09-03
MX158297A (es) 1989-01-20

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