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Method for making clad metal pipe
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Patent number 10,112,254
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Issue date Oct 30, 2018
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Huntington Alloys Corporation
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Bhaven Chakravarti
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thermal stir welding process
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Patent number 8,225,984
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Issue date Jul 24, 2012
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The United States of America as represented by the administrator of the Natio...
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R. Jeffrey Ding
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thermal stir welder
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Patent number 8,127,977
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Issue date Mar 6, 2012
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The United States of America as represented by the administrator of the Natio...
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R. Jeffrey Ding
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Thermal stir welding apparatus
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Patent number 7,980,449
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Issue date Jul 19, 2011
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The United States of America as represented by the administrator of the Natio...
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R. Jeffrey Ding
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Method of fabricating a bi-metal tube
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Patent number 4,518,111
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Issue date May 21, 1985
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Explosive Fabricators, Inc.
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Roy Hardwick
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3890701
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Patent number 3,890,701
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Issue date Jun 24, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3854193
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Patent number 3,854,193
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Issue date Dec 17, 1974
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR