Patents Examined by Matthew Esserman - Justia Patents Search

Patents Examined by Matthew Esserman

Method of preparing an impregnated cathode with an enhanced thermionic emission from a porous billet and cathode so prepared

Patent number: 5298830

Abstract: A method is provided of preparing an impregnated cathode with enhanced thionic emission from a porous billet by impregnating the billet with a suitable impregnant in the presence of an oxygen deficient compound.

Type: Grant

Filed: April 3, 1992

Date of Patent: March 29, 1994

Assignee: The United States of America as represented by the Secretary of the Army

Inventors: Louis E. Branovich, Donald W. Eckart