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Class Information
Number: 138/149
Name: Pipes and tubular conduits > Distinct layers > With intermediate insulation layer
Description: Device wherein there is an intermediate layer of insulation material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7622683 |
Marine and submarine pipelines |
Nov. 24, 2009 |
| 7607457 |
Insulation system for technical installations |
Oct. 27, 2009 |
| 7597120 |
Pythons |
Oct. 6, 2009 |
| 7588057 |
Insulated hose assembly and method of manufacture |
Sep. 15, 2009 |
| 7581565 |
Tear cord for jacketed tube |
Sep. 1, 2009 |
| 7581563 |
Exhaust pipe with profiled inner tube, and method of making an exhaust pipe |
Sep. 1, 2009 |
| 7578315 |
Compound pipe |
Aug. 25, 2009 |
| 7559343 |
Insulation module for vessels |
Jul. 14, 2009 |
| 7530371 |
Insulator apparatus for vacuum insulated tubing |
May. 12, 2009 |
| 7521635 |
Insulating wrap |
Apr. 21, 2009 |
| 7509980 |
Ventilation tubing in particular for an airconditioning system |
Mar. 31, 2009 |
| 7490630 |
Pipe system |
Feb. 17, 2009 |
| 7481248 |
Flexible heat shields and method |
Jan. 27, 2009 |
| 7476427 |
Faced fiberglass board with improved surface toughness |
Jan. 13, 2009 |
| 7472725 |
Heat-insulated conduit |
Jan. 6, 2009 |
| 7462307 |
Singlelayer and multilayer polyolefin foam pipes |
Dec. 9, 2008 |
| 7444805 |
Substantially fibrous refractory device for cleaning a fluid |
Nov. 4, 2008 |
| 7445031 |
Insulation arrangement for pipes, in particular for pipes in a pneumatic system on a passenger aircraft |
Nov. 4, 2008 |
| 7441602 |
Flowline insulation system |
Oct. 28, 2008 |
| 7418979 |
Method and apparatus for preventing foam disbondment |
Sep. 2, 2008 |
| 7381454 |
Tubular product |
Jun. 3, 2008 |
| 7360799 |
Insulation cladding for bends |
Apr. 22, 2008 |
| 7322380 |
Pipe insulation coupling |
Jan. 29, 2008 |
| 7308803 |
Insulation system with condensate wicking for vertical applications |
Dec. 18, 2007 |
| 7222645 |
Duct insulation having condensate wicking |
May. 29, 2007 |
| 7223455 |
Duct board with water repellant mat |
May. 29, 2007 |
| 7220470 |
Moisture repellent air duct products |
May. 22, 2007 |
| 7168452 |
Covering body for heating pipe |
Jan. 30, 2007 |
| 7159620 |
Pipe blanket to fit a variety of pipe diameters |
Jan. 9, 2007 |
| 7152633 |
Heat shield |
Dec. 26, 2006 |
| 7143788 |
High temperature line expansion installation with bellows |
Dec. 5, 2006 |
| 7140396 |
Air duct containing an organic liner material |
Nov. 28, 2006 |
| 7140397 |
Duct insulation having condensate wicking |
Nov. 28, 2006 |
| 7134455 |
Insulator apparatus for vacuum insulated tubing |
Nov. 14, 2006 |
| 7093619 |
Vacuum-insulated pipe |
Aug. 22, 2006 |
| 7086422 |
Respiratory gas hose system for supplying a respiratory gas |
Aug. 8, 2006 |
| 7069956 |
Marina piping |
Jul. 4, 2006 |
| 7069957 |
Thermal insulation device for at least one underwater pipe compressing sealed partitions |
Jul. 4, 2006 |
| 7069955 |
Flexible armoured pipe and use of same |
Jul. 4, 2006 |
| 7037557 |
Ceramic coating process for pre-insulated piping |
May. 2, 2006 |
| 7036531 |
System for thermally insulating tubular bodies |
May. 2, 2006 |
| 7032621 |
High temperature line expansion installation with release agent |
Apr. 25, 2006 |
| 7028717 |
Water stop for a loop installation in a pre-insulated pipeline |
Apr. 18, 2006 |
| 7025093 |
Polyurethane elastomer gel insulating composition and use thereof |
Apr. 11, 2006 |
| 7011115 |
Insulated pipe structure and methods of making such structures |
Mar. 14, 2006 |
| 7004203 |
Insulated heating and/or sanitation pipe |
Feb. 28, 2006 |
| 6986922 |
Singlelayer and multilayer polyolefin foam pipes |
Jan. 17, 2006 |
| 6986367 |
Faced mineral fiber insulation board with integral glass fabric layer |
Jan. 17, 2006 |
| 6983768 |
Insulation module, system and method for installation and manufacture |
Jan. 10, 2006 |
| 6981525 |
Tubular insulating apparatus and method |
Jan. 3, 2006 |
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