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Class Information
Number: 405/155
Name: Hydraulic and earth engineering > Subterranean or submarine pipe or cable laying, retrieving, manipulating, or treating > Cast in situ
Description: Method or apparatus including a step or means for forming at least a portion of the string or conduit by placing flowable material in approximately the position in which it is to be used, said flowable material thereafter setting or congealing into a stable mass.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8480332 Laying and protecting cable into existing covering surfaces Jul. 9, 2013
7658796 Cementitious mixtures and methods of use thereof Feb. 9, 2010
7341686 Device for arresting the propagation of a buckle in a double-walled pipe Mar. 11, 2008
7059806 Hole former for an invert Jun. 13, 2006
6899842 Method and installation for laying a cylindrical pipe on a support May. 31, 2005
6893189 Pipelayer May. 17, 2005
6779949 Device for transferring a fluid between at least two floating supports Aug. 24, 2004
6739926 Damping of conductor tubes May. 25, 2004
6644891 Composition having low thermal resistivity and method for laying underground cables for carrying electrical energy Nov. 11, 2003
6565285 Method and device for laying an underground duct made of a plastic material May. 20, 2003
6371691 Method of introducing optical cable into a solid bed Apr. 16, 2002
6349460 Fiber installation method and apparatus Feb. 26, 2002
6210074 Material and method for lining pipes Apr. 3, 2001
6196766 Apparatus for movement along an underground passage and method using same Mar. 6, 2001
5971667 Apparatus for movement along an underground passage and method using same Oct. 26, 1999
5934831 Method and device for producing a cable Aug. 10, 1999
5930923 Method for operation to excavate underdrain in the field ground and a device for operation to excavate underdrain Aug. 3, 1999
5904185 Conduit for the circulation of fluid May. 18, 1999
5762450 System and method for relining sewer pipe sections with inspection capability Jun. 9, 1998
5634743 Lining of pipelines and passageways Jun. 3, 1997
5490744 Method and apparatus for inflating and curing a resin impregnated manhole liner Feb. 13, 1996
5476343 Offshore pipeline insulated with a cementitious coating Dec. 19, 1995
5265981 System and method for rehabilitating a manhole, and manhole rehabilitated thereby Nov. 30, 1993
5230842 Interior pipeline coating process Jul. 27, 1993
5190705 Method for lining large-diameter pipes Mar. 2, 1993
5180254 Fluid-conveying conduit Jan. 19, 1993
5167468 System for the robotic fabrication of pipelines and tunnels along unlimited three-dimensional curvilinear paths Dec. 1, 1992
5145282 Continuous tubular structure forming and placing apparatus and method Sep. 8, 1992
5061121 Fluid-conveying conduit Oct. 29, 1991
5040922 Method for repairing an inaccessible sewage pipe leading away from a house using a remote-controlled apparatus operating in the main sewage pipe Aug. 20, 1991
4955755 Device for the in situ repair of a pipe Sep. 11, 1990
4956032 Method of grouting using a vacuum Sep. 11, 1990
4948298 Process for restoring channels threatening to collapse, in particular profiled channels Aug. 14, 1990
4898497 Method for cementitious coating of pipe and forms for use therewith Feb. 6, 1990
4844655 Surface drainage conduit installation structure and method Jul. 4, 1989
4836715 Passageway lining material Jun. 6, 1989
4830537 Flexible pipe or cable laying apparatus May. 16, 1989
4758115 Pipeline, a method of laying the pipeline and a device for effecting said method Jul. 19, 1988
4721410 Reel pipe coating and laying vessel and process Jan. 26, 1988
4652174 Method of forming underground ducts, conduits and the like Mar. 24, 1987
4647256 Method and apparatus for producing underground pipes Mar. 3, 1987
4629363 Continuous conduit laying apparatus Dec. 16, 1986
4564314 Self-propelled continuous concrete pipe-laying machine Jan. 14, 1986
4437789 Method and means for protecting buried cable from rodent damage Mar. 20, 1984
4400108 Mobile reinforced concrete pipe machine Aug. 23, 1983
4385885 Lining of passageways May. 31, 1983
4345854 Apparatus for laying underwater pipelines Aug. 24, 1982
4343573 Method and apparatus for making an underground pipeline Aug. 10, 1982
4329083 Methods of laying underground conduits May. 11, 1982
4314775 Method of site casting tunnels, culverts, pressure pipes with minimum forming Feb. 9, 1982

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