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:
Jan. 21, 1997
Filed:
May. 15, 1995
Applicant:
Inventor:
Eugene V Clark, Tujunga, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; F01D / ;
U.S. Cl.
CPC ...
428679 ; 428680 ; 428685 ; 427328 ; 427405 ; 4162 / ;
Abstract
Steam or gas turbine components comprising chromium steel have their fluid directing surfaces protected from corrosion by a surface layer coating consisting essentially of major weight amount of nickel and minor weight amounts of zinc, optionally with boron added, over a nickel preplate which limits deleterious diffusion of zinc into the surface substrate.