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:
Mar. 08, 1977
Filed:
Sep. 09, 1976
Applicant:
Inventors:
Horst Beyer, Burscheid, DT;
Ulrich Buran, Opladen-Quettingen, DT;
Norbert Dautzenberg, Meerbusch, DT;
Joseph Hewing, Monchengladbach, DT;
Assignee:
Goetzewerke-Friedrich Goetze AG, Burscheid, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
291827 ; 291828 ; 75 / ;
Abstract
A sinterable material for use as sealing strips for rotary piston engines, the material being based on a known mixture of iron and vanadium carbide and further including a material which will be liquid at the sintering temperature and which will wet the carbide grains and partially dissolve them to give them a rounded form in the finished strip.