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:
Nov. 21, 1989
Filed:
Apr. 09, 1987
Applicant:
Inventor:
Bruce E Novich, Lexington, MA (US);
Assignee:
Ceramics Process Systems Corp., Milford, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C08J / ; C09C / ;
U.S. Cl.
CPC ...
2523131 ; 10628717 ; 106482 ; 106483 ; 2523155 ; 2523157 ; 494 85 ;
Abstract
Removal of classified particles from the classifier apparatus is simplified by the addition of a polymeric dispersant in the slurry, added in an amount substantially in excess of that needed to disperse the particles.