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:
Oct. 29, 1991
Filed:
Jan. 25, 1989
Applicant:
Inventors:
Hans-Walter Schlapfer, Rickenbach, CH;
Bruno Sonderegger, Schottikon, CH;
Werner Straub, Oberstammheim, CH;
Assignee:
Sulzer Brothers Limited, Winterthur, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
428614 ; 428606 ;
Abstract
The metal strip which is made in the form of a foil has hard particles in the form of plenary deposits from a melt included in a metal matrix which has solidified in vitreous form and/or which is microcrystalline. At least 50% of the hard particles have a skeletal crystal shape with a length to width ratio of at least 5. The hard particles are securely adhered within the metal strip.