METHOD OF PREPARING OXIDATION RESISTANT COATINGS
Assignee
General Electric
Filed as: GENERAL ELECTRIC COMPANY, A NY CORP.
Filed
Apr 4, 1989
Granted
Jun 2, 1998
Location
SCHENECTADY NY US
Abstract
A method of forming a protective coating of a CrRuAl alloy is provided. The substrate to be coated is first plated with a combination of chromium and ruthenium. Next, the coated substrate is aluminized with fine aluminum powder in an aluminum oxide pack at about 1150° C. The coating formed is resistant to atmospheric attack and protects the substrate.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Nov 17, 1989
Rescinded
Nov 15, 1996
Duration
7 years
Inventor
- 1MELVIN R. JACKSON
Record Details
- Patent number
- US 5759380
- Application
- 07332929
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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