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. 14, 1989
Filed:
Aug. 31, 1987
Applicant:
Inventors:
David Farrar, Bradford, GB;
Peter Flesher, Bingley, GB;
Malcolm Skinner, Bradford, GB;
John Clarke, Bradford, GB;
David Marshall, North Mirfield, GB;
Malcolm Hawe, Huddersfield, GB;
Assignee:
Allied Colloids Limited, Bradford, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
524 60 ; 524 59 ; 524 69 ;
Abstract
A wet filter cake of coal fines or other inorganic particulate material is converted to a crumbly mass by blending with water absorbent polymer particles.