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. 04, 1976
Filed:
Feb. 19, 1974
Applicant:
Inventor:
Walter Jahn, Ingelheim, DT;
Assignee:
Jenaer Glaswerk Schott & Gen., Mainz, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
106 52 ; 106 54 ; 106 65 ; 106 69 ; 252 12 ; 252 16 ; 252 26 ; 252 28 ; 252 30 ;
Abstract
A compact, self-supporting solid article of manufacture consisting essentially high temperature and wear-resistant antifriction material of low thermal expansion in the form of a heterogeneous sintered article of a matrix of glass or glass ceramic of low thermal expansion and distributed within the matrix small particles of at least one temperature and wear-resistant antifriction oxide selected from the group consisting of nickel oxide, cobalt oxide, ferric oxide, bismuth oxide and chromic oxide.