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:
Sep. 08, 1981
Filed:
Mar. 06, 1980
Applicant:
Inventor:
Peter Ruchel, Lauf, DE;
Assignee:
Diehl GmbH & Co., , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
148 / ; 148 / ;
Abstract
A brass material and a process for the preparation thereof, which comprises an alloy of 61 to 65% by weight of copper with the remainder being zinc; the material evidencing a structure in which the recrystallized phases .alpha. and .beta..sub.1 are present in a discrete fine mixture having grain sizes of less than 5 .mu.m. The component of the .beta..sub.1 phase comprises at least 10% of the structure and is arranged in the form of discrete particles in the grain boundaries of the .alpha. phase.