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High powered arc electrodesNonconsumable metal electric arc electrodes are described capable of being operated in a variety of gases at various pressures, current, and powers. The cathode has a circular annulus tip to spread the emission area for improved cooling.
Document ID
19740004800
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Hall, J. H. (NASA Lewis Research Center Cleveland, OH, United States)
Gettelman, C. C. (NASA Lewis Research Center Cleveland, OH, United States)
Pollack, J. L. (NASA Lewis Research Center Cleveland, OH, United States)
Goldman, G. C. (NASA Lewis Research Center Cleveland, OH, United States)
Decker, A. J. (NASA Lewis Research Center Cleveland, OH, United States)
Date Acquired
September 3, 2013
Publication Date
December 4, 1973
Subject Category
Thermodynamics And Combustion
Accession Number
74N12913
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-LEW-11162-1|US-PATENT-3,777,200
Patent Application
US-PATENT-APPL-SN-143508

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