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:
May. 17, 1977
Filed:
Apr. 05, 1976
Applicant:
Inventors:
Vaino Lampe, Hagfors, SW;
Karl-Erik Johansson, Hagfors, SW;
Assignee:
Uddeholms Aktiebolag, Hagfors, SW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ;
U.S. Cl.
CPC ...
241296 ; 75122 ; 7512 / ; 7512 / ; 7512 / ;
Abstract
A lining element for pulp refiners is made by casting from a steel alloy containing from 1.0 to 5 percent by weight of titanium present as titanium carbide grains having an average size of 10 microns or less and being uniformly distributed throughout the lining element. The titanium carbide prevents polishing of the working faces of the lining element.