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Class Information
Number: 138/151
Name: Pipes and tubular conduits > Distinct layers > With longitudinal seam
Description: Device wherein at least one layer has a longitudinally extending seam therein.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7441565 |
Fire protection zone penetrating member and injection-molding method for the same |
Oct. 28, 2008 |
| 7325575 |
Rope and webbing protector |
Feb. 5, 2008 |
| 7290568 |
Pressure-resistance hose having watertight structure |
Nov. 6, 2007 |
| 7222645 |
Duct insulation having condensate wicking |
May. 29, 2007 |
| 7152633 |
Heat shield |
Dec. 26, 2006 |
| 7140397 |
Duct insulation having condensate wicking |
Nov. 28, 2006 |
| 7134456 |
Pipe body, method of manufacturing pipe body, and image forming apparatus using the pipe body |
Nov. 14, 2006 |
| 7036531 |
System for thermally insulating tubular bodies |
May. 2, 2006 |
| 6983770 |
Method of manufacturing pipe body and pipe body manufactured by the method |
Jan. 10, 2006 |
| 6953061 |
Protective sleeve for fluid circulation tube |
Oct. 11, 2005 |
| 6935379 |
Prefabricated insulation for HVAC ductwork and other fluid conduits |
Aug. 30, 2005 |
| 6904941 |
Helically formed cylinder of varying length and diameter |
Jun. 14, 2005 |
| 6843279 |
Jacketed pipe insulation with integral ruler |
Jan. 18, 2005 |
| 6783830 |
Adhesive tape structure for use with insulation jackets |
Aug. 31, 2004 |
| 6698456 |
Protective corrugated plastic pipe |
Mar. 2, 2004 |
| 6635322 |
Thermally insulating cover structure |
Oct. 21, 2003 |
| 6491067 |
Flexible protective sleeve |
Dec. 10, 2002 |
| 6467507 |
Clip for attaching a component to a plastic material mounting surface |
Oct. 22, 2002 |
| 6460576 |
Pipe insulation jacket |
Oct. 8, 2002 |
| 6429378 |
Lead-in clamp with electric wire protective casing |
Aug. 6, 2002 |
| 6403182 |
Thermal insulation system |
Jun. 11, 2002 |
| 6382260 |
Water resistant adjustable jackets for insulated pipe bends |
May. 7, 2002 |
| 6338366 |
Pipe insulation with a jacket measured in fractions of an inch |
Jan. 15, 2002 |
| 6332479 |
Flexible bundle for binding the cables |
Dec. 25, 2001 |
| 6315005 |
Water resistant adjustable jackets for insulated pipe bends |
Nov. 13, 2001 |
| 6256938 |
Elongate hollow element |
Jul. 10, 2001 |
| 6230750 |
Insulating air conduit |
May. 15, 2001 |
| 6182706 |
Piping jacket |
Feb. 6, 2001 |
| 6167914 |
Orifice protector |
Jan. 2, 2001 |
| 6148867 |
Duct liners |
Nov. 21, 2000 |
| 6016846 |
Pipe insulation sleeve |
Jan. 25, 2000 |
| 5964252 |
Adhesive closure system with an abridged release liner |
Oct. 12, 1999 |
| 5934337 |
Field installed insulating system |
Aug. 10, 1999 |
| 5918644 |
Air duct and method of making same |
Jul. 6, 1999 |
| 5869159 |
Cushioned pole cover and method of applying the cover |
Feb. 9, 1999 |
| 5783274 |
Pressure sensitive adhesive closure system for foam insulation |
Jul. 21, 1998 |
| 5778940 |
Combination rubber/composite hose |
Jul. 14, 1998 |
| 5736211 |
Butt strip tape for insulation application |
Apr. 7, 1998 |
| 5690147 |
Method and apparatus for insulating |
Nov. 25, 1997 |
| 5685344 |
Composite metal and method of making the same |
Nov. 11, 1997 |
| 5662145 |
Dual bias weld for continuous coiled tubing |
Sep. 2, 1997 |
| 5527070 |
Damage protection for in-ground pipe founded in expansive soils |
Jun. 18, 1996 |
| 5490542 |
Composite metal tube and method of making the same |
Feb. 13, 1996 |
| 5486140 |
Variable air volume terminal unit with exterior insulation |
Jan. 23, 1996 |
| 5441083 |
Insulation system for conduit or container wherein inner and outer water-absorbing layers connect through slot in intermediate heat-insulating layer |
Aug. 15, 1995 |
| 5421371 |
Multi-layered bonded closure system for foam tubes or profiles |
Jun. 6, 1995 |
| 5380385 |
Process for the manufacture of a flexible polymeric structure by extrusion and the flexible structure manufactured therefrom |
Jan. 10, 1995 |
| 5373870 |
Method for making a flexible tubular structure by continuous extrusion, having a single layer barrier film a few microns thick, and the extruded flexible tubular structure manufactured therefr |
Dec. 20, 1994 |
| 5339867 |
Composite metal tube and method of making the same |
Aug. 23, 1994 |
| 5310594 |
Composite rigid insulation materials containing V-grooves |
May. 10, 1994 |
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