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:
Nov. 02, 1982
Filed:
Aug. 07, 1981
Applicant:
Inventor:
Igor Y Khandros, Hoboken, NJ (US);
Assignee:
Abex Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428595 ; 428610 ; 428652 ; 428653 ;
Abstract
A centrifugal casting of tubular form exhibiting an outer layer of a heavy (high density) metal having a high melting point, an inner layer of a lighter (low density) lower melting point metal and an intermediate zone where the two metals vary continuously and oppositely as to concentration from the inner layer to the outer layer; in the case of a tube these layers are the inner diameter (I.D.) and the outer diameter (O.D.).