Accession Number : ADD012524
Title : Plasma Spray Screen Repair Method.
Descriptive Note : Patent,
Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON DC
Personal Author(s) : Lewis,Wallace J
Report Date : 03 Jun 1986
Pagination or Media Count : 4
Abstract : This patent discloses a method in high temperature repair of damaged fuel cell screens comprising the steps of forming a mask, bathing the screen to be repaired in pure argon, masking the damage site with the mask, applying to the site selected repair material via plasma spray in several cycles each cycle interspersed with a cooling period, where a test wafer may be exposed on the surface of the mask for metering purposes.
Descriptors : *PATENTS, *REPAIR, *FUEL CELLS, *SCREENS(WOVEN MATERIALS), CYCLES, HIGH TEMPERATURE, PLASMA SPRAYING, MATERIALS, DAMAGE, SITES, MASKING, ARGON, PURITY, WAFERS, BATHS, STAINLESS STEEL, PATENTS
Subject Categories : Electric Power Production and Distribution
Distribution Statement : APPROVED FOR PUBLIC RELEASE