Coating apparatus – Projection or spray type – Coating moving mass of solid particulate work
Patent
1973-09-14
1976-02-17
McIntosh, John P.
Coating apparatus
Projection or spray type
Coating moving mass of solid particulate work
118309, 118316, B05C 500
Patent
active
039384691
ABSTRACT:
A method and apparatus is given for uniformly coating particulate fertilizer material with small amounts of finely divided micro and/or secondary nutrients by forming the particulate base fertilizer material in a falling curtain, spraying the base material with a binder solution, finally mixing in an agitated bed the base material with the finely divided nutrients, thus giving a product of micro and/or secondary nutrients uniformly distributed over the surfaces of the particulate base fertilizer.
REFERENCES:
patent: 2097914 (1937-11-01), Cooper et al.
patent: 2197792 (1940-04-01), Ereckson
patent: 2631355 (1953-03-01), Craig
patent: 3198655 (1965-08-01), Gisiger
American Cyanamid Company
Jackson H. G.
McIntosh John P.
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