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.:

US 7807948 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 05, 2010

Filed:

May. 16, 2005
Applicant:

Rajeev Katiyar, Mentor, OH (US);

Inventor:

Rajeev Katiyar, Mentor, OH (US);

Assignee:

Lincoln Global, Inc., Monterey Park, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23K 35/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A manufacturing process is disclosed for manufacturing cored welding electrode, wherein calcium based drawing lubricant is applied to an outer surface of a flux cored welding electrode structure, and a drawing process is thereafter carried out to compact the core fill material and to set the final outer wire diameter. Cored welding electrodes are disclosed having calcium hydroxide within the electrode core, on the sheath, and/or in a sheath seam.


Find Patent Forward Citations

Katiyar, Rajeev. (2010). Cored welding electrode and method of manufacturing the same (U.S. Patent No. 7807948). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7807948

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