Accession Number : ADD013836

Title :   Method of Overcoating a High Current Density Cathode.

Descriptive Note : Patent Application, Filed 5 Jul 88,

Corporate Author : DEPARTMENT OF THE ARMY WASHINGTON DC

Personal Author(s) : Smith, Bernard ; Freeman, Gerard L ; Branovich, Louis E

Report Date : 05 Jul 1988

Pagination or Media Count : 9

Abstract : A tungsten iridium billet is impregnated with a chemical mixture of barium oxide, strontium oxide, and aluminum oxide, the impregnated billet heated, and the surface of the impregnated billet desired for emission exposed to an overcoating of either iridium, rhodium, osmium or ruthenium. Patent Applications. (mjm)

Descriptors :   *ALUMINUM OXIDES, *CATHODES, *OSMIUM, *OXIDES, BARIUM OXIDES, CHEMICALS, HIGH DENSITY, HIGH POWER, IMPREGNATION, IRIDIUM, PATENT APPLICATIONS, RHODIUM, RUTHENIUM, STRONTIUM, TUNGSTEN

Subject Categories : Inorganic Chemistry
      Electrical and Electronic Equipment

Distribution Statement : APPROVED FOR PUBLIC RELEASE