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 9651189 B1

PDF
Full Text
Expired
Date of Patent:
May. 16, 2017

Filed:

Jun. 22, 2012
Applicants:

Krishnan Karunakaran, Lake Jackson, TX (US);

Rajesh H. Turakhia, Lake Jackson, TX (US);

Inventors:

Krishnan Karunakaran, Lake Jackson, TX (US);

Rajesh H. Turakhia, Lake Jackson, TX (US);

Assignee:

BLUE CUBE IP LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/165 (2006.01); B29C 63/00 (2006.01); B29C 63/34 (2006.01); E03F 5/02 (2006.01); E03F 5/06 (2006.01); B29K 63/00 (2006.01); B29C 63/36 (2006.01); E03F 3/06 (2006.01);
U.S. Cl.
CPC ...
F16L 55/1651 (2013.01); B29C 63/0017 (2013.01); B29C 63/34 (2013.01); E03F 5/025 (2013.01); E03F 5/06 (2013.01); F16L 55/165 (2013.01); F16L 55/1656 (2013.01); B29C 63/0021 (2013.01); B29C 63/36 (2013.01); B29K 2063/00 (2013.01); E03F 2003/065 (2013.01); Y10T 137/0441 (2015.04);
Abstract

The invention relates to a process comprising: (a) preparing a curable epoxy-anhydride thermoset composition; and (b) applying said curable epoxy-anhydride thermoset composition in a cured-in-place pipe rehabilitation process is disclosed. The cured-in-place pipe application utilized can generally be the 'Inversion Installation Method,' or the 'Pull-in Installation Method'. The invention also relates to a cured-in-place pipe that is prepared by this process.


Find Patent Forward Citations

Karunakaran, Krishnan. (2017). Cured-in place pipe rehabilitation process (U.S. Patent No. 9651189). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9651189

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