Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Engineering
Class Information
Number: 405/184.3
Name: Hydraulic and earth engineering > Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating > Repair, replacement, or improvement > Pipe splitting, breaking, or expanding
Description: Subject matter for (1) bursting apart the pipe by dividing lengthwise, or (2) separating the pipe into parts for the eventual replacing of the pipe, or (3) broadening the inner passage of the pipe for improving the performance of the pipe.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8702349 Pipe bursting apparatus Apr. 22, 2014
8641326 Method of replacing an underground pipe section Feb. 4, 2014
8596918 Pipe splitting apparatus with replaceable blade Dec. 3, 2013
8540458 Center hole ram cable puller Sep. 24, 2013
8534957 Cold assisted pipe splitting and bursting Sep. 17, 2013
8523489 Apparatus for bursting and replacing conduits Sep. 3, 2013
8449221 Method and apparatus for repairing a damaged section of a subsea pipeline May. 28, 2013
8425154 System and method for repairing and extended length of a subsea pipeline Apr. 23, 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
8297882 Device and method to split pipe near utilities Oct. 30, 2012
8292545 Small diameter splitter and method Oct. 23, 2012
8109694 Replacement of underground pipes Feb. 7, 2012
8074332 Method for removing oilfield mineral scale from pipes and tubing Dec. 13, 2011
8060257 Network architecture for remote robot with interchangeable tools Nov. 15, 2011
7918626 Systems and methods for pipe replacement Apr. 5, 2011
7914233 Method and apparatus for installing an underground pipe Mar. 29, 2011
7891908 Pipe extracting tool Feb. 22, 2011
7824130 Apparatus and method for joining a pipe conduit to a drilling device, expanding device or pull-in device Nov. 2, 2010
7720570 Network architecture for remote robot with interchangeable tools May. 18, 2010
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
7478650 Inversion liner and liner components for conduits Jan. 20, 2009
7448829 Replacement of underground pipes Nov. 11, 2008
7390143 Articulated lead for trenchless pipe replacement Jun. 24, 2008
7384214 Pipe splitter and method Jun. 10, 2008
7353889 Rotary driven pipe-bursting tool Apr. 8, 2008
7341404 Dual capstan puller and method Mar. 11, 2008
7255516 Method and apparatus for replacement of underground pipe Aug. 14, 2007
7231331 Method and system to detect stress corrosion cracking in pipeline systems Jun. 12, 2007
7217065 Modular pipe breaking assembly and method May. 15, 2007
7175367 Cable pulling machine Feb. 13, 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
7086808 Method and apparatus for on-grade boring Aug. 8, 2006
7036599 Method and apparatus for cutting underwater structures May. 2, 2006
7037041 Precast concrete pipe recycling machine May. 2, 2006
7025536 Tandem apparatus for bursting and replacing pipe Apr. 11, 2006
7018137 Apparatus and process for installing "T" couplings on underground pipe Mar. 28, 2006
6953305 Bundle of pipes and method for parallel arrangement of pipes according to a bore and swivel method Oct. 11, 2005
6896077 Rotary driven pipe-bursting tool May. 24, 2005
6854932 Cable pulling apparatus Feb. 15, 2005
6811356 Cable and method for laying in plastic tubes Nov. 2, 2004
6799923 Trenchless water pipe replacement device and method Oct. 5, 2004
6793442 Device and method for trenchless replacement of underground pipe Sep. 21, 2004
6761507 Method and apparatus for replacement of underground pipe Jul. 13, 2004
6755592 Device for repairing underground sewers Jun. 29, 2004

1 2 3










 
 
  Recently Added Patents
Image forming apparatus and information processing apparatus
Circuit board and display panel assembly having the same
Substituted thiophene pentamers
Control service for relational data management
High conductive water-based silver ink
Optical module for a microlithography objective including holding and supporting devices
SRB enhancement on HS-DSCH during cell change
  Randomly Featured Patents
Deposition of lubricant onto magnetic media
Flying web splice apparatus and method
Flexible sump
Pipette tip handling device component
Stabilizer for chlorine-containing olefin polymers, a process for its production and polymers containing the stabilizer
Curable resin composition comprising cyanate ester and acrylic alkenyl ester
Portable protocol analyzer
Method of making planar-type bottom electrode for semiconductor device
Novel metal-diketone absorbents for carbon monoxide or olefins
Railway switching points