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. 04, 1994
Filed:
Sep. 01, 1993
Applicant:
Inventors:
Alexander Voelcker, Rodenbach, DE;
Joerg Beuers, Gelnhausen, DE;
Sigurd Joensson, Alzenau, DE;
Dieter Kaufmann, Birstein, DE;
Georg Ptaschek, Rosbach, DE;
Wolfgang Kaster, Langenselbold, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C22C / ; B23K / ;
U.S. Cl.
CPC ...
428673 ; 420502 ;
Abstract
Cadmium-free brazing solders which also have working temperatures under 630.degree. C. containing 45 to 80 wt. % silver, 5 to 25 wt. % copper, 10 to 25 wt. % gallium, and 0.1 to 5 wt. % indium and/or tin.