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. 09, 1984
Filed:
May. 07, 1984
Applicant:
Inventors:
Horst Heidsiek, Hanau, DE;
Gernot Jackel, Hasselroth, DE;
Assignee:
Degussa Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ; B22F / ;
U.S. Cl.
CPC ...
419 19 ; 419 21 ; 419 28 ; 419 29 ; 419 39 ; 428428 ; 501 19 ; 501 22 ; 501 61 ; 501 75 ; 501 76 ;
Abstract
There is described a new material for jewelry and commodities which has a relatively low density and also is low carat but resistant to oxidation and corrosion. It consists of a noble metal or alloy and 1 to 70 volume % glass, whereby as glass there is used a glass frit having a transformation temperature of 300.degree. to 500.degree. C. and a softening interval of over 80.degree. C. There is also described a process for its production.