B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
113/91
B23K 1/20 (2006.01) B23K 35/00 (2006.01) B23K 35/36 (2006.01)
Patent
CA 1046354
METHOD OF FLUXLESS BRAZING AND DIFFUSION BONDING OF ALUMINUM CONTAINING COMPONENTS ABSTRACT OF THE DISCLOSURE A method of diffusion bonding and fluxless brazing of aluminum containing components, including a method of preparing aluminum containing surfaces for such welding techniques wherein the aluminum surfaces are freed of any aluminum oxide coating and are coated with a polymeric sealer which can be thermally removed leaving essentially no residue, the polymeric sealer being removed in a substantially oxygen-free environment and the aluminum components then being brazed or diffusion bonded without the use of a flux to remove oxide coating.
221575
Featherston Aleck B.
O'kelly Kent P.
LandOfFree
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