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:
Aug. 20, 2019
Filed:
Aug. 18, 2017
Applicants:
Sanexen Environmental Services Inc., Brossard, CA;
Niedner Inc., Coaticook, CA;
Inventors:
Assignees:
Sanexen Environmental Services Inc., Brossard, Quebec, CA;
Niedner Inc., Coaticook, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 55/16 (2006.01); F16L 55/168 (2006.01); F16L 55/18 (2006.01);
U.S. Cl.
CPC ...
F16L 55/1683 (2013.01); F16L 55/18 (2013.01);
Abstract
A method of rehabilitating a network of underground water conduits having at least one lateral opening and a membrane for that purpose is disclosed. The method comprising the steps of blocking and sealing the at least one lateral opening with a membrane impregnated with a hardening resin positioned over the at least one lateral opening, and allowing the resin to harden thereby forming a rigid membrane over the at least one lateral opening.