The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2008
Filed:
Mar. 12, 2003
Takashi Watsuji, Yokaichi, JP;
Takashi Watsuji, Yokaichi, JP;
Toyo Aluminium Kabushiki Kaisha, Osaka, JP;
Abstract
The invention provides a paste composition for brazing, which upon brazing, does not cause brazing insufficiency such as residual carbon in any type of industrial brazing furnace, can achieve an excellent outward appearance of a brazed portion after brazing and can be applied to any existing industrial brazing furnaces, as well as a brazing method using the same. The paste composition for brazing comprises a brazing powder, butyl rubber and an organic solvent, wherein the brazing powder comprises at least one member selected from the group consisting of copper brazing powder, brass brazing powder, silver brazing powder, phosphorus copper brazing powder, nickel brazing powder, gold brazing powder, palladium brazing powder, copper-manganese brazing powder, silver-manganese brazing powder and cobalt brazing powder. The paste composition for brazing is applied onto at least a part of a surface of one base material and then the one base material is brazed onto the other base material.