This invention was made with Government support under Contract No. NAS8-37800, subcontract Nos. WE10E3640N and 10000-1 awarded by the National Aeronautics and Space Administration (NASA). The Government has certain rights in this invention.
Number | Name | Date | Kind |
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4023006 | West et al. | May 1977 | |
4885455 | Schultz et al. | Dec 1989 | |
4918283 | Yamade et al. | Apr 1990 | |
5045667 | Iceland et al. | Sep 1991 |
Entry |
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W. Lucas, TIG and Plasma Welding, Abington Publishing, England, Ch. 8 & 9, 1990. |
R. L. O'Brien, Welding Handbook-Welding Processes, vol 2, 8th Ed., American Welding Society, Ch. 10, Plasma Arc Welding, 1991. |
Oral Presentation to NASA and Aerojet Corp. on Jun. 20, 1991. |