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. 24, 1992
Filed:
Nov. 20, 1991
Applicant:
Inventor:
Guenter Keller, Bergisch Gladbach, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241235 ; 241293 ; 291211 ;
Abstract
Wear-resistant armoring on the outer surface of a roller for a high pressure roller press capable of interparticle crushing of granular material wherein the armoring is composed of axially extending welding beads horizontally welded along the roller either without spacing from one another or with slight spacing.