Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Paula Ylinen0
Anders Weckman0
Eija Saarikko0
Juhani Poukari0
Date of Patent
March 8, 2011
Patent Application Number
11579947
Date Filed
May 19, 2005
Patent Primary Examiner
Patent abstract
The invention relates to a method for preparing a suspension containing phosphate stepwise directly from raw materials, from phosphoric acid of fertilizer quality, a base and organic additives. In accordance with the method, the phosphoric acid is preneutralised with the base, the organic additives are added, nucleation is controlled and phosphate salts are cooling crystallised in order to form a suspension. The phosphate suspension prepared with the method of the invention is applicable to seed coating.
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