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:
Jul. 25, 2000
Filed:
Apr. 17, 1997
Applicant:
Inventors:
Sabino Steven Petrone, Edmonton, CA;
Radhakrishna Chakravarthy Mandyam, Fort Saskatchewan, CA;
Andrew George Wysiekierski, Fort Saskatchewan, CA;
Assignee:
Surface Engineered Products Corp., Fort Saskatchewan, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ; C23C / ; C23C / ;
U.S. Cl.
CPC ...
148277 ; 148512 ; 148527 ; 148529 ; 4273837 ; 427405 ;
Abstract
There is provided a surface alloyed component which comprises a base alloy with a diffusion barrier layer enriched in silicon and chromium being provided adjacent thereto. An enrichment pool layer is created adjacent said diffusion barrier and contains silicon and chromium and optionally titanium or aluminum. A reactive gas treatment may be used to generate a replenishable protective scale on the outermost surface of said component.