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, 1981
Filed:
Jul. 19, 1978
Applicant:
Inventors:
Terence M Cadle, Coventry, GB;
Martyn S Lane, Nuneaton, GB;
Assignee:
Brico Engineering Limited, Coventry, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F / ;
U.S. Cl.
CPC ...
75232 ; 75200 ; 75206 ; 75233 ;
Abstract
The invention consists of a process for the production of articles by powder metallurgy including the step of adding powdered mica to the metal powder before compacting and sintering. It also extends to a sintered metal product containing mica, in particular a valve seat insert and a shock absorber piston ring. The quantity of mica is preferably between 0.5% and 2% by weight of the metal.
Quick Actions:
Cadle, Terence. (1981). Powder metallurgy process and product (U.S. Patent No. 4274875). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4274875
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile