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:
Apr. 07, 2020

Filed:

Mar. 14, 2018
Applicant:

Cowboy Acquisition, Llc, Houston, TX (US);

Inventors:

Roger Walker, Tulsa, OK (US);

Timothy Scott Mally, Tulsa, OK (US);

R. Eric Locke, Tulsa, OK (US);

Mahdi Kiani, Tulsa, OK (US);

Assignee:

COWBOY ACQUISITION, LLC, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/16 (2006.01); F16L 55/168 (2006.01); F16L 55/175 (2006.01); F16L 9/02 (2006.01);
U.S. Cl.
CPC ...
F16L 55/1686 (2013.01); F16L 55/175 (2013.01); F16L 9/02 (2013.01);
Abstract

A reinforced pipe and a method of preparing the reinforced pipe are provided. The reinforced pipe has repair area where a wrinkle bend is present in a center section of the repair area. The reinforced pipe comprises a unidirectional fabric circumferentially wrapped around the repair area of the pipe so as to result in multiple layers of the unidirectional fabric around the repair area. The unidirectional fabric is composed of high-performance fibers with at least 90% of the high-performance fibers oriented in the 90° direction, and the unidirectional fabric is wrapped such that the high-performance fibers run in the axial direction. The reinforced pipe further comprises a bidirectional fabric wrapped of over the unidirectional fabric such the at least one layer of bidirectional fabric is wrapped over the unidirectional fabric.


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