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:
Oct. 16, 2001
Filed:
Aug. 13, 1999
Applicant:
Inventor:
Alfward Farwer, Meerbusch, DE;
Assignee:
Messer Griesheim GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/167 ;
U.S. Cl.
CPC ...
B23K 9/167 ;
Abstract
The process for the TIG alternating-current welding of aluminum using an inert-gas mixture of helium and argon uses an inert-gas mixture of 83 to 95% by volume of helium, the remainder being predominantly argon.