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.

Date of Patent:
Aug. 16, 2011

Filed:

Jul. 25, 2008
Applicant:

Fred Harmat, Edmonton, CA;

Inventor:

Fred Harmat, Edmonton, CA;

Assignee:

Bradken Canada Ltd, Edmonton, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 51/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for the circumferential interior treatment of pipe elbows, including a step of positioning a working member within a pipe elbow and moving the working member along a portion of a length of the pipe elbow between selected working positions, while concurrently manipulating the pitch and rotational positioning of the pipe elbow to maintain a concentric rotation of the pipe elbow about the working member.


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Harmat, Fred. (2011). Method and apparatus for circumferential interior treatment of pipe elbows (U.S. Patent No. 7997955). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7997955

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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