The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 28, 1978
Filed:
Sep. 30, 1976
Applicant:
Inventor:
Wahid R Ali, Pointe-a-Pierre, TD;
Assignee:
Texaco Trinidad Inc., Pointe-a-Pierre, TD;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C05C / ;
U.S. Cl.
CPC ...
71 28 ; 71 34 ; 71 63 ; 71 6 / ; 71 6 / ; 427212 ;
Abstract
Described are encapsulated slow release fertilizers prepared by providing a fertilizer substrate, spraying molten sulfur thereon; encapsulating the sulfur-coated fertilizer by solvent deposition of bitumen and then powder coating the bitumen- and sulfur-coated fertilizer with a finely ground, dry, mineral powder which reduces the tackiness of the combined coating.