JOSEPH F DOUGHERTY
Vehicle Board in Collegeville, PA
License number
Pennsylvania MV008316L
Category
Vehicle Board
Type
Vehicle Salesperson
Address
Address
Collegeville, PA 19426
Professional information
Flux Coated Brazing Sheet
US Patent:
7337941, Mar 4, 2008
Filed:
Apr 21, 2003
Appl. No.:
10/419520
Inventors:
Raymond J. Kilmer - Lancaster PA, US
Joseph R. Dougherty - Schwenksville PA, US
Robert P. Anthony - Norristown PA, US
Joseph R. Dougherty - Schwenksville PA, US
Robert P. Anthony - Norristown PA, US
Assignee:
Alcoa Inc. - Pittsburgh PA
International Classification:
B23K 31/02, B23K 35/34
US Classification:
228207, 228223, 228224, 148 24
Abstract:
A brazing flux mixture comprised of brazing flux, a polyvinyl butyral resin binder, and an organic solvent which can be applied over an entire aluminum alloy brazing sheet, or can be applied on the brazing sheet only where metallurgical bonds or joints are required, that is sufficiently durable to withstand processing operations and also provides good metallurgical bonds upon brazing.