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Browse by Category: Main > Engineering
Class Information
Number: 405/156
Name: Hydraulic and earth engineering > Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating > With forming or cutting of pipe or cable
Description: Method or apparatus including a step or means for either (a) serving or machining the string or conduit, or (b) either plastically shaping stock material into the form of a string or conduit or plastically shaping an already formed string or conduit so as to alter its cross sectional configuration.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8690479 Speedy construction method for penstock of large scale hydraulic turbine Apr. 8, 2014
8641326 Method of replacing an underground pipe section Feb. 4, 2014
8596918 Pipe splitting apparatus with replaceable blade Dec. 3, 2013
8475081 Articulating band saw and method Jul. 2, 2013
8465227 Method of cutting target members using a cutting saw device Jun. 18, 2013
8454271 Apparatus and method for providing access to a buried pipe Jun. 4, 2013
8418728 Method of adhering structural elements to polyethylene and like materials Apr. 16, 2013
8414225 Method and device for holding and releasing a cable in a pipe splitter Apr. 9, 2013
8328468 Pipe splitting apparatus with replaceable blade Dec. 11, 2012
8317427 Portable winch Nov. 27, 2012
8172482 Apparatus and method for providing access to a buried pipe May. 8, 2012
8109693 Method of cutting target members using a cutting saw device Feb. 7, 2012
8109694 Replacement of underground pipes Feb. 7, 2012
8056633 Apparatus and method for removing subsea structures Nov. 15, 2011
7922424 Method of cutting target members using a cutting saw device Apr. 12, 2011
7726909 Apparatus, system, and method for concurrently laying multiple pipelines Jun. 1, 2010
7726028 Cutting device for pipelines Jun. 1, 2010
7720570 Network architecture for remote robot with interchangeable tools May. 18, 2010
7698974 Method and device for pipe splitting Apr. 20, 2010
7674072 Connection between a lateral and main pipe and method for making same Mar. 9, 2010
7645093 Articulating band saw and method Jan. 12, 2010
7631608 Underwater cable cutter apparatus Dec. 15, 2009
7624817 Bore hole reaming apparatus and method Dec. 1, 2009
7578636 Method and device for pipe splitting Aug. 25, 2009
7559722 Method and apparatus for pipe reforming and clearing Jul. 14, 2009
7476055 Underground and partly submerged pipe winding apparatus and method Jan. 13, 2009
7455478 Method for cutting and removing underwater pipelines and apparatus for implementing the same Nov. 25, 2008
7455117 Downhole winding tool Nov. 25, 2008
7448829 Replacement of underground pipes Nov. 11, 2008
7390143 Articulated lead for trenchless pipe replacement Jun. 24, 2008
7351010 Method and apparatus for salvaging underwater pipelines Apr. 1, 2008
7341686 Device for arresting the propagation of a buckle in a double-walled pipe Mar. 11, 2008
7341404 Dual capstan puller and method Mar. 11, 2008
7267141 Method of on-site production of novel textile reinforced thermoplastic or thermoset pipes Sep. 11, 2007
7204661 Pipeline system utilizing cold bends Apr. 17, 2007
7172370 Cutting system, device, and method for splitting pipes Feb. 6, 2007
7156585 Method and apparatus for drawing a mole through a composition Jan. 2, 2007
7131791 Pipeline rehabilitation systems Nov. 7, 2006
7037041 Precast concrete pipe recycling machine May. 2, 2006
7001106 Installation of service connections for sensors or transmitters in buried water pipes Feb. 21, 2006
6942426 Process and apparatus for repairing pipes Sep. 13, 2005
6899842 Method and installation for laying a cylindrical pipe on a support May. 31, 2005
6792820 Method and accessories for pipe replacement Sep. 21, 2004
6755593 Pipe replacement method and rotary impact mechanism for pipe bursting Jun. 29, 2004
6705801 Apparatus and method for providing access to buried pipeline Mar. 16, 2004
6695537 Paddle support Feb. 24, 2004
6655874 Method and apparatus for slitting flexible pipe in an underground bore Dec. 2, 2003
6615859 Fluid supply interruption free method of construction Sep. 9, 2003
6581265 Wheel pulling apparatus Jun. 24, 2003
6565285 Method and device for laying an underground duct made of a plastic material May. 20, 2003

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