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:
May. 28, 1991
Filed:
Apr. 05, 1990
Applicant:
Inventors:
Schiao F Chou, Pulaski, VA (US);
Willie Roberson, Blacksburg, VA (US);
Assignee:
Xaloy Incorporated, Pulaski, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ; C22C / ; B32B / ;
U.S. Cl.
CPC ...
428656 ; 420431 ; 420441 ; 420442 ; 420454 ; 420459 ; 420580 ; 420581 ; 420585 ; 420588 ; 428665 ; 428679 ;
Abstract
A high temperture, bimetallic cylinder of either ASTM 193B-16 carbon steel or duplex stainless steel having a wear and corrosion resistant inlay or liner of a nickel-based alloy containing 1.5 to 4.5% carbon, 1.5 to 3.5% silicon, 1.0 to 3.0% boron, up to 7.0% chromium, up to 15% iron, 1.0 to 6.0% cobalt and 30 to 60% tungsten. The inlay is centrifugally cast within the cylinder which is thermally compatible with the inlay such that it retains a high yield strength after casting.