US 4701125
THERMAL METHOD FOR DESTRUCTION OF MICROFILM PRODUCTS
Assignee
UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE
Filed
Jun 10, 1980
Granted
Oct 20, 1987
Location
HAYMARKET VA US
Abstract
A method for the pyrolytic destruction of microfilm products by utilizing hot silicon oil heated to a temperature of about 250 DEG C. Destruction of the various types of microfilm is accomplished within a five minute time frame.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Sep 1, 1982
Rescinded
Jun 13, 1986
Duration
3 years, 9 months
Inventor
- 1JUDITH F. KITCHENS
Record Details
- Patent number
- US 4701125
- Application
- 06158418
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
More from this assignee
Back to patent indexSource: USPTO 35 USC §181 secrecy order records