ULTRA HIGH FREQUENCY ABSORBING MATERIAL CAPABLE OF RESISTING A HIGH TEMPERATURE ENVIRONMENT AND METHOD FOR FABRICATING IT
Assignee
US Government
Filed as: UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE
Filed
Jan 13, 1982
Granted
Apr 9, 1996
Location
COLUMBUS OH US
Abstract
This invention involves a method of providing suitable electrical isolation for small metal particles (such as iron) from each other, agglomerating these particles into a larger size, and overcoating the agglomerates to provide environmental protection. A product of this type has attractive electromagnetic absorbing properties at ultra high frequencies even when used in a high temperature environment that would have oxidized uncoated iron particles with resultant deterioration of its absorbing properties.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Feb 7, 1983
Rescinded
Feb 22, 1994
Duration
11 years
Inventor
- 1MELVIN F. BROWNING
Record Details
- Patent number
- US 5506054
- Application
- 06346718
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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