BR7701003A - Processo para a preparacao de um adubo de fosfato calcinado,soluvel em citrato - Google Patents

Processo para a preparacao de um adubo de fosfato calcinado,soluvel em citrato

Info

Publication number
BR7701003A
BR7701003A BR7701003A BR7701003A BR7701003A BR 7701003 A BR7701003 A BR 7701003A BR 7701003 A BR7701003 A BR 7701003A BR 7701003 A BR7701003 A BR 7701003A BR 7701003 A BR7701003 A BR 7701003A
Authority
BR
Brazil
Prior art keywords
calcinated
citrate
preparation
phosphate fertilizer
fertilizer
Prior art date
Application number
BR7701003A
Other languages
English (en)
Inventor
U Hauschild
H Roetger
Original Assignee
Kali Chemie 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 Kali Chemie Ag filed Critical Kali Chemie Ag
Publication of BR7701003A publication Critical patent/BR7701003A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B13/00—Fertilisers produced by pyrogenic processes from phosphatic materials
    • C05B13/02—Fertilisers produced by pyrogenic processes from phosphatic materials from rock phosphates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S71/00—Chemistry: fertilizers
    • Y10S71/03—Defluorination

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
BR7701003A 1976-02-20 1977-02-17 Processo para a preparacao de um adubo de fosfato calcinado,soluvel em citrato BR7701003A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762606883 DE2606883A1 (de) 1976-02-20 1976-02-20 Verfahren zur herstellung eines citratloeslichen gluehphosphatduengers

Publications (1)

Publication Number Publication Date
BR7701003A true BR7701003A (pt) 1977-11-08

Family

ID=5970435

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7701003A BR7701003A (pt) 1976-02-20 1977-02-17 Processo para a preparacao de um adubo de fosfato calcinado,soluvel em citrato

Country Status (5)

Country Link
US (1) US4106922A (pt)
BR (1) BR7701003A (pt)
DE (1) DE2606883A1 (pt)
GB (1) GB1515834A (pt)
IN (1) IN143998B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56501086A (pt) * 1979-09-07 1981-08-06
GB2142007B (en) * 1983-06-24 1987-11-18 Griffith Thomas Alkaline processing of phosphates
AU568666B2 (en) * 1983-08-25 1988-01-07 Thomas, G. Production of phosphates from alkali-proecessed phosphate rock
US6541443B1 (en) 1998-08-17 2003-04-01 The Procter & Gamble Company Multifunctional detergent materials
BRPI0505770B1 (pt) * 2005-12-29 2014-05-20 Petroleo Brasileiro S.A. - Petrobras Processo para obtenção de fertilizante de liberação lenta de fósforo
DE112009005357A5 (de) * 2009-11-10 2012-09-13 Axel Bruckert Mehrnährstoff-düngemittel
JP6391142B2 (ja) * 2014-02-13 2018-09-19 太平洋セメント株式会社 りん酸質肥料の製造方法
DE102014108199B3 (de) * 2014-06-11 2015-05-13 Bundesrepublik Deutschland, Vertreten Durch Den Bundesminister Für Wirtschaft Und Energie, Dieser Vertreten Durch Den Präsidenten Der Bundesanstalt Für Materialforschung Und -Prüfung (Bam) Herstellung citratlöslicher Phosphate durch Kalzinierung sekundärer Phosphatquellen mit einer Natrium-Schwefel-Verbindung
US11097662B2 (en) 2019-04-19 2021-08-24 Kevin A. Betts Side view mirror
EP4527821A1 (en) * 2023-09-21 2025-03-26 amaTEQ Holding GmbH Process for preparing bio-available phosphate from sewage sludge

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3336104A (en) * 1963-12-13 1967-08-15 Intermountain Res & Dev Corp Continuous recycle heating process for the production of soda ash and alkali metal phosphates
DE1294977B (de) * 1967-04-18 1969-05-14 Kali Chemie Ag Verfahren zur Herstellung von Gluehphosphatduengemitteln
US3985537A (en) * 1971-06-05 1976-10-12 Kali-Chemie Aktiengesellschaft Process for making calcined alkali phosphates of high citrate solubility for use as fertilizers
DE2262820C3 (de) * 1972-12-22 1980-02-07 Kali-Chemie Ag, 3000 Hannover Verfahren zur Verhinderung von Ansätzen an der Ofenwand beim Herstellen von alkalihahigen Sinterphosphaten im Drehofen
US3904733A (en) * 1973-06-20 1975-09-09 Allied Chem Prevention of calcium deposition from trona-derived sodium carbonate liquors

Also Published As

Publication number Publication date
US4106922A (en) 1978-08-15
IN143998B (pt) 1978-03-11
GB1515834A (en) 1978-06-28
DE2606883A1 (de) 1977-09-01

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