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Class Information
Number: 138/172
Name: Pipes and tubular conduits > Reinforced
Description: Device wherein the wall structure of the pipe is reinforced either by the shape of the wall or by at least one element applied to said wall.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7541078 |
Fiber composite over-wrap for a cryogenic structure |
Jun. 2, 2009 |
| 7523766 |
Reinforced submarine pipeline and assembly of two coaxial pipelines comprising same |
Apr. 28, 2009 |
| 7523765 |
Fiber reinforced spoolable pipe |
Apr. 28, 2009 |
| 7500494 |
System and method for pipe repair |
Mar. 10, 2009 |
| 7497404 |
Piping support device |
Mar. 3, 2009 |
| 7475705 |
Manufacturing method for multi-material tube structures |
Jan. 13, 2009 |
| 7412761 |
Method of creating a sleeve on tubing |
Aug. 19, 2008 |
| 7367362 |
System and method for pipe repair |
May. 6, 2008 |
| 7357968 |
Reinforced, high pressure, low permeation multilayer hose |
Apr. 15, 2008 |
| 7347227 |
Method of reinforcing a cylindrical pipeline and prefabricated plate used in such method |
Mar. 25, 2008 |
| 7318454 |
Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining |
Jan. 15, 2008 |
| 7314067 |
Design and manufacturing method for multi-material tube structures |
Jan. 1, 2008 |
| 7273073 |
Method and device for the protection of a pipe portion |
Sep. 25, 2007 |
| 7243686 |
Hose |
Jul. 17, 2007 |
| 7234492 |
Double-sheath pipe for transporting fluids, provided with a device for limiting propagation of a buckle of the outer tube and method for limiting propagation |
Jun. 26, 2007 |
| 7228878 |
Catheter tubing with improved stress-strain characteristics |
Jun. 12, 2007 |
| 7216676 |
Apparatus and method for shaping hose |
May. 15, 2007 |
| 7210504 |
Assembly and method for stiffening a flexible pipe |
May. 1, 2007 |
| 7207354 |
Design and manufacturing method for multi-material tube structures |
Apr. 24, 2007 |
| 7174920 |
Method for repairing pipes |
Feb. 13, 2007 |
| 7143789 |
High-pressure hose comprising several layers of reinforcing plies |
Dec. 5, 2006 |
| 7140398 |
Sports equipment having a tubular structural member |
Nov. 28, 2006 |
| 7108821 |
Method for making double-wall shells by centrifuging |
Sep. 19, 2006 |
| 7069958 |
Assembly and method for stiffening a flexible pipe |
Jul. 4, 2006 |
| 6978805 |
High pressure flexible hose |
Dec. 27, 2005 |
| 6955023 |
Unitary metal structural member with internal reinforcement |
Oct. 18, 2005 |
| 6907906 |
Cuffed hose and method of manufacture |
Jun. 21, 2005 |
| 6901969 |
Plugs for use in conduits to reinforce air conditioning ducts, and methods of manufacture and use |
Jun. 7, 2005 |
| 6896006 |
Design and manufacturing method for multi-material tube structures |
May. 24, 2005 |
| 6866660 |
Intravascular catheter with composite reinforcement |
Mar. 15, 2005 |
| 6843277 |
Duct and electronic apparatus having the duct |
Jan. 18, 2005 |
| 6837787 |
Flexible duct sleeve |
Jan. 4, 2005 |
| 6830077 |
Method for producing a structural element with a reinforced bend and a structural element |
Dec. 14, 2004 |
| 6773773 |
Reinforced thermoplastic pipe manufacture |
Aug. 10, 2004 |
| 6736168 |
Fiber reinforced plastic pipe and filament winding apparatus |
May. 18, 2004 |
| 6729355 |
Reinforced flexible hose |
May. 4, 2004 |
| 6679298 |
Collapsible flexible pipe |
Jan. 20, 2004 |
| 6668866 |
Flexible, armoured pipe and use of same |
Dec. 30, 2003 |
| 6652939 |
Low permeation nylon tube with aluminum barrier layer |
Nov. 25, 2003 |
| 6651700 |
Device for limiting propagation of deformation in a wound double-walled tube |
Nov. 25, 2003 |
| 6629547 |
Composite high-pressure pipe and method of joining same |
Oct. 7, 2003 |
| 6536480 |
High-pressure pipe element made of a hooded tube |
Mar. 25, 2003 |
| 6520213 |
Arcuate double-layer pipe, and method of assembling an arcuate double-layer pipe |
Feb. 18, 2003 |
| 6450207 |
Circumferential-weld reinforcing device |
Sep. 17, 2002 |
| 6435218 |
Pipe with crack stopper feature, and process of protecting a pipe against propagation of cracks |
Aug. 20, 2002 |
| 6358584 |
Tube reinforcement with deflecting wings and structural foam |
Mar. 19, 2002 |
| 6354334 |
Fiber-reinforced composite wrapped steel liner |
Mar. 12, 2002 |
| 6354937 |
Flexible duct sleeve |
Mar. 12, 2002 |
| 6334466 |
Abrasion-resistant material handling hose |
Jan. 1, 2002 |
| 6325108 |
Prestressed composite cryogenic piping |
Dec. 4, 2001 |
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