BR8400318A - Processo de preparacao de fertilizante por solubilizacao parcial de rochas fosfaticas - Google Patents

Processo de preparacao de fertilizante por solubilizacao parcial de rochas fosfaticas

Info

Publication number
BR8400318A
BR8400318A BR8400318A BR8400318A BR8400318A BR 8400318 A BR8400318 A BR 8400318A BR 8400318 A BR8400318 A BR 8400318A BR 8400318 A BR8400318 A BR 8400318A BR 8400318 A BR8400318 A BR 8400318A
Authority
BR
Brazil
Prior art keywords
preparing fertilizer
partial solubilization
phosphatic
rocks
phosphatic rocks
Prior art date
Application number
BR8400318A
Other languages
English (en)
Inventor
Alberto Cunha Carneiro D Silva
Fabio Gerl Martins Costa
Hosam Ahmed Abdall Abdel-Rehim
Elizabeth 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
Priority to BR8400318A priority Critical patent/BR8400318A/pt
Priority to US06/639,645 priority patent/US4568374A/en
Priority to DE3429885A priority patent/DE3429885C2/de
Priority to ZA846382A priority patent/ZA846382B/xx
Priority to MX202520A priority patent/MX158297A/es
Priority to BE0/213547A priority patent/BE900442A/fr
Priority to FR8414719A priority patent/FR2558823B1/fr
Priority to MA20462A priority patent/MA20238A1/fr
Priority to JO19841353A priority patent/JO1353B1/en
Publication of BR8400318A publication Critical patent/BR8400318A/pt

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)
BR8400318A 1984-01-26 1984-01-26 Processo de preparacao de fertilizante por solubilizacao parcial de rochas fosfaticas BR8400318A (pt)

Priority Applications (9)

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
US06/639,645 US4568374A (en) 1984-01-26 1984-08-10 Process for the preparation of fertilizers by the partial solubilization of phosphate rocks
DE3429885A DE3429885C2 (de) 1984-01-26 1984-08-14 Verfahren zur Herstellung eines Düngemittels durch Naßaufschluß von Phosphatgesteinskonzentrat mit Ammoniumsulfat und Schwefelsäure
ZA846382A ZA846382B (en) 1984-01-26 1984-08-16 Process for the preparation of fertilizers by the partial solubilization of phosphate rocks
MX202520A MX158297A (es) 1984-01-26 1984-08-27 Procedimiento para la preparacion de un fertilizante a partir de rocas de fosfato
BE0/213547A BE900442A (fr) 1984-01-26 1984-08-28 Procede de preparation d'engrais par solubilisation partielle de roches phosphatees.
FR8414719A FR2558823B1 (fr) 1984-01-26 1984-09-25 Procede de fabrication d'engrais par solubilisation partielle de phosphates naturels
MA20462A MA20238A1 (fr) 1984-01-26 1984-09-28 Procede de preparation d'engrais par solubilisation partielle de roches phosphatees
JO19841353A JO1353B1 (en) 1984-01-26 1984-11-26 A process for preparing fertilizers by partial dissolving phosphate rocks

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
BR8400318A true BR8400318A (pt) 1985-09-03

Family

ID=4035015

Family Applications (1)

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

Country Status (9)

Country Link
US (1) US4568374A (pt)
BE (1) BE900442A (pt)
BR (1) BR8400318A (pt)
DE (1) DE3429885C2 (pt)
FR (1) FR2558823B1 (pt)
JO (1) JO1353B1 (pt)
MA (1) MA20238A1 (pt)
MX (1) MX158297A (pt)
ZA (1) ZA846382B (pt)

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
BE511596A (pt) *
US3172751A (en) * 1965-03-09 Process for producing nitrogen-phos-
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 (pt) * 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
FR2558823B1 (fr) 1990-06-15
FR2558823A1 (fr) 1985-08-02
DE3429885C2 (de) 1987-02-26
ZA846382B (en) 1985-03-27
US4568374A (en) 1986-02-04
DE3429885A1 (de) 1985-08-08
MX158297A (es) 1989-01-20
JO1353B1 (en) 1986-11-30
MA20238A1 (fr) 1985-04-01
BE900442A (fr) 1984-12-17

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Legal Events

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B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

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