| Patents for F16L 57 - Protection of pipes or objects of similar shape against external or internal damage or wear (3,889) |
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| 06/08/2005 | EP1537353A1 A flexible, kink resistant, fluid transfer hose construction |
| 05/26/2005 | WO2005021926A8 A stiffener fixation assembly for a protective assembly that protects a flexible tube against wear due to friction |
| 05/25/2005 | DE4291982B4 Verfahren zum Beschichten eines Kunststoffrohres und Kunststoffrohr, das durch das Verfahren beschichtet ist A method of coating a plastic pipe and the plastic pipe coated by the method |
| 05/25/2005 | CN1620571A Bursting insert |
| 05/24/2005 | US6895994 Self-operated protection device for pipeline |
| 05/18/2005 | CN2700684Y Wear-resisting sand conveyer pipe of sand-blasting house |
| 05/11/2005 | EP1257758B1 Sealing socket and method for arranging a sealing socket to a tube |
| 05/04/2005 | CN2697428Y Composite conveying pipe for concrete conveying pump |
| 04/28/2005 | US20050087250 Reinforced flexible hose and method of making same |
| 04/21/2005 | WO2005036043A1 Liner wear detection |
| 04/21/2005 | WO2005021926B1 A stiffener fixation assembly for a protective assembly that protects a flexible tube against wear due to friction |
| 04/21/2005 | US20050082822 Erosion-indicating safety fitting |
| 04/21/2005 | US20050081937 Piping for abrasive slurry transport systems |
| 04/21/2005 | US20050081936 Piping for concrete pump systems |
| 04/21/2005 | CA2540183A1 Liner wear detection |
| 04/14/2005 | US20050077437 Removably mountable wire, rope, cable and hose retention device |
| 04/12/2005 | US6878873 Damping sleeve with resilient support members |
| 04/06/2005 | CN1603670A Safety gas hose |
| 03/31/2005 | US20050069016 Liner wear detection |
| 03/31/2005 | US20050067019 Fastener for cover member and cover assembly comprised thereof |
| 03/30/2005 | CN2689036Y Ceramic wear-resisting paster |
| 03/30/2005 | CA2482548A1 Fastener for cover member and cover assembly comprised thereof |
| 03/10/2005 | WO2005021926A1 A stiffener fixation assembly for a protective assembly that protects a flexible tube against wear due to friction |
| 03/10/2005 | US20050051210 Bursting insert |
| 03/02/2005 | CN1191450C Shockproof rubber for refrigerator |
| 02/24/2005 | WO2005017401A2 Gas spring assembly with pre-paint protective sleeve |
| 02/24/2005 | CA2535708A1 Gas spring assembly with pre-paint protective sleeve |
| 02/23/2005 | CN2680947Y Reinforced type silicon carbide-metal composite tube |
| 02/23/2005 | CN1585869A Knit convolute protective sleeve |
| 02/23/2005 | CN1190617C Cylinder shape pipe piece with inner harden layer and its production method and equipment |
| 02/23/2005 | CN1190616C Thread protector |
| 02/03/2005 | US20050025922 Polyolefin coated steel pipes |
| 02/03/2005 | US20050022873 Self-operated protection device for pipeline |
| 01/20/2005 | WO2004092629A3 Thread protection system with weather barrier |
| 01/20/2005 | US20050011604 Fiber reinforced thermosetting composite; curing |
| 01/20/2005 | US20050011560 Boom utilizing composite material construction |
| 01/19/2005 | CN2672419Y Plastic tube with protective layer |
| 01/19/2005 | CN1185152C Wear-reducing elbow of material conveying pipe |
| 01/13/2005 | WO2004020887A3 Sleeve assembly for receiving elongated items within a duct |
| 01/13/2005 | DE10244317B4 Schutz vor Marderbissen in Kfz-Schläuchen Protection against marten bites in automotive hoses |
| 01/12/2005 | EP1496399A2 Exposure apparatus |
| 01/05/2005 | EP1196708B1 Device for limiting propagation of deformation in a wound double-walled tube |
| 01/05/2005 | CN2668979Y U-shape combined elbow and its cage-protecting device |
| 01/04/2005 | US6837523 Piping with integral force absorbing restraining system |
| 12/23/2004 | WO2004111518A1 Tube for transporting high-viscosity materials |
| 12/23/2004 | DE10324321A1 Delivery pipe for viscous media, in particular, concrete comprises an inner pipe whose material engages with the annular step of the collar element on the inner pipe |
| 12/22/2004 | CN1556345A Penetration proof composite pipe and its production technology |
| 12/16/2004 | DE10322965A1 Protective cap for ends of pipes or hoses has resilient tongues in its walls which extend inwards at their lower end and grip pipe or hose when cap is pushed on to its end |
| 12/08/2004 | EP1483156A1 Protective cover |
| 11/25/2004 | WO2004101992A1 Filament-wound composite boom pipe |
| 11/18/2004 | US20040228739 Filament-wound composite boom pipe |
| 11/17/2004 | EP1477716A1 Spacer for fluid conveying pipes |
| 11/10/2004 | EP1474625A1 Rupture insert |
| 11/04/2004 | WO2004095666A1 A device for supporting and stabilising a tubing, a wire and/or a light wave guide |
| 10/28/2004 | WO2004092629A2 Thread protection system with weather barrier |
| 10/27/2004 | CN1540196A High temperature resistant and wearable composited tube |
| 10/20/2004 | CN2649917Y Short wear-resistant elbow for ceramic-lined elbow pipe |
| 10/20/2004 | CN2649905Y Ocean platform oil production pipeline |
| 10/14/2004 | US20040201131 Thread protection system and article of manufacture |
| 10/14/2004 | US20040200525 Thread protection system with weather barrier |
| 10/13/2004 | CN2648239Y Modified double-layer epoxy powder anticorrosive pipe |
| 10/13/2004 | CN2648237Y Metal hose |
| 10/07/2004 | WO2004085123A1 A constructive arrangement in a saw |
| 10/06/2004 | EP1463769A2 Material that is cavitation-erosion resistant in fluid run-offs |
| 10/06/2004 | CN2646515Y High temperature resistant and abrasion proofing multiple-unit tube |
| 09/30/2004 | US20040191515 either a polypropylene or polyethylene copolymer mixed with sintered material of either polylpropylene or polyethylene, for use in the transportation of hydrocarbons between production and processing facilities |
| 09/29/2004 | CN1532443A 流体复合管 Fluid composite pipe |
| 09/28/2004 | US6796335 Pipe protector and support |
| 09/16/2004 | DE202004007145U1 Unit installable into liquid or gas pipe lines, with at least one element with parts sensitive to impacts, is provided with protective cover elements consisting at least in parts of an elastically deformable material |
| 09/15/2004 | CN1529732A Polyolefin coated steel pipes |
| 09/08/2004 | EP1453997A2 Knit convolute protective sleeve |
| 09/07/2004 | US6786233 Boom utilizing composite material construction |
| 09/01/2004 | CN2637876Y Protector for rubber joint |
| 08/25/2004 | CN2636039Y Flame-retardant inorganic glass fibre reinforced plastic ventilation pipe line |
| 08/25/2004 | CN1164018C Cable armouring |
| 08/18/2004 | CN2634250Y Water inlet pipe protective casing for generator group condenser |
| 08/18/2004 | CN2634235Y Screw pipe assembly |
| 08/12/2004 | DE19837900B4 Betonfördervorrichtung und -verfahren Concrete delivery apparatus and method |
| 08/10/2004 | US6774312 Damped flexible protective sleeving |
| 08/05/2004 | WO2004065723A1 Reinforced composite boom pipe with bonded sleeves |
| 08/04/2004 | CN2630609Y Novel fire-retardant heat-insulation hose |
| 07/29/2004 | US20040145180 Reinforced composite boom pipe with bonded sleeves |
| 07/27/2004 | US6766570 Coupling units connecting tubular members having a hardened inner wall for carrying mechanically abrasive fluid concrete |
| 07/20/2004 | US6764102 Tube joint |
| 07/14/2004 | CN2625704Y Mutual pressing energy storage welding type wearable pipe fitting with ceramic paster |
| 07/14/2004 | CN2625695Y Armoured fireproof heat insulating pipe |
| 07/13/2004 | US6762365 Connector cover for providing a water shield between a pipe and a connector |
| 07/07/2004 | EP1066670B1 Protective sheath |
| 07/01/2004 | WO2003042440A8 Knit convolute protective sleeve |
| 06/30/2004 | CN2622523Y Continuous oil transportation flexible pipe used in sea |
| 06/29/2004 | US6755212 Boom stiffening system |
| 06/23/2004 | EP1115996B1 Method and apparatus for winding a helical pipe from its inside |
| 06/17/2004 | WO2004020888A3 Cable guide sleeving structure |
| 06/10/2004 | WO2004048832A1 Protective device |
| 06/10/2004 | US20040109965 Protective sleeving and manufacturing process for producing this type of sleeving |
| 06/10/2004 | US20040108715 Piping with integral force absorbing restraining system |
| 06/09/2004 | DE20301447U1 Protective plug for placing on a pipe or hose end comprises a sleeve section whose surface facing the pipe or hose inner surface is provided with a holding section in the form of grooves |
| 06/09/2004 | CN2620161Y Front pipe-plate protector for water-fire pipe boiler |
| 06/08/2004 | CA2342655C Method of generating wall-thickness thinning prediction information, and computer-readable recording medium storing wall-thickness thinning prediction program, and method of planning piping work plan |
| 06/03/2004 | US20040103949 Sleeve for a hose |