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:
May. 08, 1990
Filed:
May. 09, 1989
Applicant:
Inventors:
Nobuhiro Miki, Abeno-ku, Osaka, JP;
Toshiro Fukudome, Oaza kobuki, Chihaya akasaka-mura, Minami kawachi-gun, Osaka-fu, JP;
Takesi Kaibori, Sakai-shi, Osaka-fu, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
148 26 ;
Abstract
A brazing flux for aluminum material having superior suspension stability whose melting composition of the flux is composed of four elements of MxAlFyOz (where: x=0.5 to 2.0, y=1.5 to 4.8 and z=0.1 to 1.0), and a method of producing a brazing flux in which an amorphous aluminum hydroxide is employed as an aluminum raw material to prepare the flux.