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Class Information
Number: 405/184.2
Name: Hydraulic and earth engineering > Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating > Repair, replacement, or improvement > Installing liner
Description: Subject matter for covering or sealing at least a portion of the pipe for the purpose of repairing or improving the performance of the pipe.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8689835 Device and method for repairing pipe Apr. 8, 2014
8684628 Winding apparatus Apr. 1, 2014
8678037 Device and method for repairing pipe Mar. 25, 2014
8678043 Method for repairing and strengthening pipe with internal helically wound tensile reinforcement Mar. 25, 2014
8667992 Device and method for repairing pipe Mar. 11, 2014
8667991 Device and method for repairing pipe Mar. 11, 2014
8651145 End seal Feb. 18, 2014
8640737 Apparatus and method for sealing pipes and underground structures Feb. 4, 2014
8636036 Apparatus and method for sealing pipes Jan. 28, 2014
8596917 System for repairing and strengthening pipe with internal helically wound tensile reinforcement Dec. 3, 2013
8590575 Scrim-enforced pipe liner Nov. 26, 2013
8580364 Cured-in-place liner material and methods and systems for manufacture Nov. 12, 2013
8567448 Methods and systems for in situ pipe lining Oct. 29, 2013
8567451 Hydrophilic end seal Oct. 29, 2013
8568060 Rehabilitating pipe segment and existing pipe rehabilitation method using same Oct. 29, 2013
8499798 Device and method for pipeline rehabilitation Aug. 6, 2013
8500429 Method and means of lining a manhole Aug. 6, 2013
8496408 Spring lock culvert pipe liner Jul. 30, 2013
8453413 Reinforced construction element Jun. 4, 2013
8439605 Apparatus for everting a liner into a pipe and pressure connector for the same May. 14, 2013
8375972 Device and method for repairing pipe Feb. 19, 2013
8360108 Method for rehabilitating existing pipes, and rehabilitation pipe segment used in the rehabilitating method Jan. 29, 2013
8347477 Pipe producing apparatus and existing pipe rehabilitating method employing the same Jan. 8, 2013
8316892 Lateral liner with seal Nov. 27, 2012
8277147 Method for replacing pipes, and apparatus therefor Oct. 2, 2012
8256468 Methods and apparatus for lining a passageway Sep. 4, 2012
8240339 Existing pipe rehabilitation method Aug. 14, 2012
8240340 Hydrophilic end seal Aug. 14, 2012
8240341 Hydrophilic end seal Aug. 14, 2012
8235075 Method and apparatus for patching a well by hydroforming a tubular metal patch, and a patch for this purpose Aug. 7, 2012
8191580 Method of lining pre-existing pipes or passages and apparatus therefor Jun. 5, 2012
8151827 Method for rehabilitating existing pipe Apr. 10, 2012
8096730 Apparatus for laying concrete metal pipes inverts and method for using the same Jan. 17, 2012
8075224 Method and device for reconstructing old underground pipes Dec. 13, 2011
8066499 Dual gland air inversion and steam cure of cured in place liners Nov. 29, 2011
8060257 Network architecture for remote robot with interchangeable tools Nov. 15, 2011
8038913 Installation of cured in place liners with dual gland air inversion and steam cure apparatus Oct. 18, 2011
8025461 Lining material and pipeline lining method Sep. 27, 2011
7975726 Device and method for repairing pipe Jul. 12, 2011
7955026 Method for rehabilitating a manhole Jun. 7, 2011
7896032 Method and device for lining pipe Mar. 1, 2011
7891381 Pipe and tube rehabilitation liners and corresponding resins Feb. 22, 2011
7861743 Sacrificial conduit lining system Jan. 4, 2011
7849883 Liner assembly for pipeline repair and methods of installing same Dec. 14, 2010
7841366 Systems and methods for pipeline rehabilitation installation Nov. 30, 2010
7766048 Installation of cured in place liners with air and flow-through steam to cure Aug. 3, 2010
7753081 Method of locating liner within sewer pipe Jul. 13, 2010
7717648 Method for repairing drainage pipe May. 18, 2010
7720570 Network architecture for remote robot with interchangeable tools May. 18, 2010
7708032 Apparatus and method for installation of pipe liner May. 4, 2010

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