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Class Information
Number: 138/117
Name: Pipes and tubular conduits > Plural duct > Longitudinally extending common wall > Complementary sections
Description: Device comprising complementary sections, at least one of the sections having the common wall integral therewith.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7431053 |
Inner-space-sectioned tubes and method for manufacturing the same |
Oct. 7, 2008 |
| 7422035 |
Flat pipe suitable for variable flow capacity |
Sep. 9, 2008 |
| 7302972 |
Thermo-insulated flexible tubing |
Dec. 4, 2007 |
| 7156126 |
Pipe insert and pipe assembly formed therewith |
Jan. 2, 2007 |
| 7013928 |
Peritoneal dialysis catheter |
Mar. 21, 2006 |
| 6889713 |
Peritoneal dialysis catheter |
May. 10, 2005 |
| 6876797 |
Fire resistant conduit insert for optical fiber cable |
Apr. 5, 2005 |
| 6774308 |
Wire termination box assembly and associated method of installation |
Aug. 10, 2004 |
| 6718100 |
Fire resistant conduit insert for optical fiber cable |
Apr. 6, 2004 |
| 6668864 |
Conduit assembly and method of installation |
Dec. 30, 2003 |
| 6659134 |
Peritoneal dialysis catheter |
Dec. 9, 2003 |
| 6582011 |
Vehicle cross car beam |
Jun. 24, 2003 |
| 6510870 |
Fluid conveying tube as well as method and device for manufacturing the same |
Jan. 28, 2003 |
| 6491580 |
Individual room duct and ventilation system for livestock production building |
Dec. 10, 2002 |
| 6460574 |
Sewer pipe structures and their method of construction |
Oct. 8, 2002 |
| 6448497 |
Cable tray and walkway system |
Sep. 10, 2002 |
| 6431218 |
Multi-lumen hose with at least one substantially planar inner partition and methods of manufacturing the same |
Aug. 13, 2002 |
| 6394142 |
Multi-lumen hose with at least one substantially planar inner partition and methods of manufacturing the same |
May. 28, 2002 |
| 6390135 |
Conduit assembly and method of installation |
May. 21, 2002 |
| 6246820 |
Device for placing a structural element in a cable installation conduit in order to sub-divide it |
Jun. 12, 2001 |
| 6190349 |
Splittable multiple catheter assembly and methods for inserting the same |
Feb. 20, 2001 |
| 6167916 |
Multi-purpose underground utility conduit system |
Jan. 2, 2001 |
| 6123112 |
Fluid line with integrated unpressurized return flow |
Sep. 26, 2000 |
| 6095197 |
Pipe coupling stiffener |
Aug. 1, 2000 |
| 6044844 |
Mask and harness assembly |
Apr. 4, 2000 |
| 6039080 |
Machine frame for the meat processing industry and tube profile |
Mar. 21, 2000 |
| 6003559 |
Pipe-in-a-pipe bundle apparatus |
Dec. 21, 1999 |
| 5996634 |
Stress-bearing umbilicus for a compact centrifuge |
Dec. 7, 1999 |
| 5947953 |
Splittable multiple catheter assembly and methods of inserting the same |
Sep. 7, 1999 |
| 5941284 |
Channel housing with curving channels, and a manufacturing method therefor |
Aug. 24, 1999 |
| 5927346 |
Concrete pipes and methods for the manufacture thereof |
Jul. 27, 1999 |
| 5924456 |
Tubular section member, in particular for use as a fluid flow duct |
Jul. 20, 1999 |
| 5878786 |
Otangular fitting family for flat-oval duct systems and method for making same |
Mar. 9, 1999 |
| 5865243 |
Heat exchanger |
Feb. 2, 1999 |
| 5819806 |
Channel housing with curving channels, and a manufacturing method therefor |
Oct. 13, 1998 |
| 5738147 |
Modular, conduit-engaging end-frame |
Apr. 14, 1998 |
| 5704423 |
Flat tube for heat exchanger |
Jan. 6, 1998 |
| 5692545 |
Fiber optic cable duct |
Dec. 2, 1997 |
| 5630447 |
Pipe for geothermal heating and cooling systems |
May. 20, 1997 |
| 5227585 |
System of tubes and connection blocks to contain electric telephone and television cables |
Jul. 13, 1993 |
| 5113036 |
Modular cable |
May. 12, 1992 |
| 5089667 |
Baseboard, architectural molding or the like for accommodating and protecting electrical equipment and electrical conductors connected thereto |
Feb. 18, 1992 |
| 5036891 |
Conduit bundle for in-ground cabling |
Aug. 6, 1991 |
| 4766953 |
Shaped tube with elliptical cross-section for tubular heat exchangers and a method for their manufacture |
Aug. 30, 1988 |
| 4751945 |
Dual containment channel for fluids |
Jun. 21, 1988 |
| 4741255 |
Fluid flow distribution ducts |
May. 3, 1988 |
| 4627469 |
Composite structure duct |
Dec. 9, 1986 |
| 4619291 |
Duct for cable |
Oct. 28, 1986 |
| 4289169 |
Heat-expandable multi-passage pipe having parts for intended breakage |
Sep. 15, 1981 |
| 4289170 |
Component subjected to thermal stresses and having parts for intended breakage |
Sep. 15, 1981 |
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