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:
Jul. 22, 2008
Filed:
Feb. 25, 2004
Applicants:
Hans-walter Swidersky, Hannover, DE;
Alfred Ottmann, Hannover, DE;
Heinz-joachim Belt, Burgwedel, DE;
Inventors:
Hans-Walter Swidersky, Hannover, DE;
Alfred Ottmann, Hannover, DE;
Heinz-Joachim Belt, Burgwedel, DE;
Assignee:
Solvay Fluor und Derivate GmbH, Hannover, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 1/20 (2006.01); B23K 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flux based on alkali fluoroaluminate is described which is highly suitable for dry application ('dry fluxing'). This is a flux which is free of fine-grained fraction, which is defined by a range of grain-size distribution.