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:
Jun. 23, 1992
Filed:
May. 15, 1991
Applicant:
Inventor:
Carl A Holley, Riverview, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B / ;
U.S. Cl.
CPC ...
264113 ; 2331 / ; 44593 ; 264117 ; 425222 ; 427180 ; 427212 ;
Abstract
A process for producing spherical pellets from wet coal silt or also known as filter cake. The process involves mixing dry ash with the filter cake in a mixer. The blend thereof is discharged into a shallow pan disc pelletizer to produce pellets which are then coated in a reroll ring surrounding the disc pelletizer with more fly ash.