US 5554309
LUBRICANTS FOR CERAMICS AT ELEVATED TEMPERATURES
Assignee
ALUMINUM COMPANY OF AMERICA, PITTSBURGH, PA., A CORP. OF PA.
Filed
Aug 28, 1989
Granted
Sep 10, 1996
Location
MONROEVILLE PA US
Abstract
A method for reducing the coefficient of friction and wear at the interface of two ceramic surfaces at temperatures above approximately 600° F. The method comprising the steps of: a) providing a first and second ceramic surface; b) providing a lubricant selected from the group consisting of p-dodecylphenol, C26 and organophosphorus compounds; and c) applying the lubricant to the interface of the first and second ceramic surfaces at temperatures above approximately 600° F. to reduce the coefficient of friction at the interface.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Feb 8, 1990
Rescinded
Mar 21, 1995
Duration
5 years, 1 month
Inventor
- 1ROBERT W. BRUCE
Record Details
- Patent number
- US 5554309
- Application
- 07398966
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
Browse by Assignee
ALUMINUM COMPANY OF AMERICA, PITTSBURGH, PA., A CORP. OF PA.Back to patent indexSource: USPTO 35 USC §181 secrecy order records