| 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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| 08/10/2011 | CN201925626U 一种抗折弯软管 An anti-bending hose |
| 08/10/2011 | CN201925624U 衬金属片耐磨输送胶管 Sheet metal abrasion lining delivery hose |
| 08/10/2011 | CN201925613U 一种水下整体密封式保温配重管道 Underwater integral counterweight pipe insulation sealed |
| 08/10/2011 | CN102147040A Wear-resisting pressure-reducing buffer connector |
| 08/03/2011 | CN201916651U 衬陶瓷耐磨输送胶管 Ceramic wear lining delivery hose |
| 08/03/2011 | CN201916650U 一种输送颗粒状煤的管道 A particulate coal pipeline |
| 08/03/2011 | CN201916649U 沉砂缓冲输送管 Grit buffer duct |
| 08/03/2011 | CN201916648U 一种水管保护装置 Of water tube protection device |
| 08/03/2011 | CN201916647U 一种铜管防护装置 A brass guard |
| 07/27/2011 | CN201909145U Inner liner pipe fitting |
| 07/27/2011 | CN201909144U Water pipe shield used for field irrigation |
| 07/27/2011 | CN201909139U Abrasion-proof elbow pipe |
| 07/26/2011 | CA2545226C An abrasion resistant frac head with a quick-change wear sleeve and method of refurbishing same |
| 07/20/2011 | EP2346130A2 Fireproof tube for cables |
| 07/20/2011 | CN201902769U Insulation temperature-resistant sleeve |
| 07/20/2011 | CN201902768U Granular coal delivery pipeline |
| 07/20/2011 | CN201902767U Pipeline for transporting granular coal |
| 07/20/2011 | CN201902766U Pipeline and pipe fitting protective sleeve |
| 07/20/2011 | CN201902747U Z-shaped pipeline connecting piece |
| 07/20/2011 | CN201902714U Flame-resistant and oxygen-resistant metal composite pipe |
| 07/20/2011 | CN201902712U Cross-linked polyethylene pipe with oxygen-blocking layer |
| 07/20/2011 | CN102128312A Taper pipe for concrete pumping device and manufacturing method thereof |
| 07/13/2011 | CN201897014U Hydraulic oil pipe |
| 07/13/2011 | CN201897013U High-performance connecting hose for oil pump and oil can |
| 07/13/2011 | CN201896659U Pipeline protection structure for engine |
| 07/13/2011 | CN102121546A Shower hose |
| 07/06/2011 | EP1940710B8 Elbow pipe and method for producing an elbow pipe |
| 07/06/2011 | CN201891984U Oil pipe protecting jacket |
| 07/06/2011 | CN201891983U Detachable composite ceramic protective sleeve for tubular waste heat boiler |
| 07/06/2011 | CN201891982U Composite ceramic sleeve for shell and tube type waste heat boiler |
| 07/06/2011 | CN201891953U Lining type steel-plastic composite pipe |
| 07/06/2011 | CN102119294A Protective sheath |
| 07/06/2011 | CN102116401A Rubber plate capable of improving bonding force with steel pipe |
| 06/30/2011 | WO2011078658A1 Wellbore pipe protection device |
| 06/30/2011 | US20110158747 Method for protecting submarine cable and submarine long tube |
| 06/30/2011 | DE10215607B4 Rohrverbinder Pipe Connector |
| 06/30/2011 | DE102005007434B4 Schutzrohr für Versorgungsleitungen Protective tube for supply lines |
| 06/29/2011 | CN102112794A Device for protecting threaded tubular component and tubular component provided with same |
| 06/22/2011 | EP2336622A2 Device for bending and holding |
| 06/22/2011 | CN201875341U Special joint for enhancing compound pipeline |
| 06/22/2011 | CN201875338U 管道结构 Pipeline construction |
| 06/22/2011 | CN201875303U Rubber sand-suction pipe |
| 06/22/2011 | CN201875290U Fiber reinforcement pipe for mine |
| 06/22/2011 | CN102105734A System and method for assessing fluid dynamics |
| 06/22/2011 | CN102102794A Fireproof insulated protective outer shell of pipeline |
| 06/21/2011 | US7963299 Heat dissipation |
| 06/15/2011 | CN201866467U Metal mesh binding tape |
| 06/15/2011 | CN201866462U Anti-freeze pipe |
| 06/15/2011 | CN201866423U Pipeline for pelletizing production line |
| 06/15/2011 | CN201866408U Groove type fireproof cable bridge |
| 06/15/2011 | CN102095044A Friction-resistant expansion joint |
| 06/08/2011 | CN201858484U Wear-resistant ceramic lining tile |
| 06/03/2011 | WO2011065978A1 Flange protector |
| 06/01/2011 | EP2327833A1 Device for protecting an elongated object such as a cable or a pipe |
| 06/01/2011 | CN201851839U Anticorrosion and wear-resistant powder conveying pipeline without dust accumulation |
| 06/01/2011 | CN201851826U Steel-plastic composite 45-degree elbow strengthening pipe fitting |
| 06/01/2011 | CN201851803U Composite wire guide tube |
| 06/01/2011 | CN201851790U Pipeline protecting pipe for petroleum platform |
| 06/01/2011 | CN102080754A Flexible transfusion pipeline road crossing facility |
| 06/01/2011 | CN101172783B Device for glass inner-lining method for steel tube |
| 05/25/2011 | CN102072381A Ground copolymer foam corrosion-resistant heat insulation pipe |
| 05/18/2011 | CN201836550U Conveying pipe with lining pipe and combined structure of ceramic particles and glass fiber reinforced plastics |
| 05/18/2011 | CN201836549U Compression-resisting double-layer plastic pipe material |
| 05/18/2011 | CN201836548U Pipe |
| 05/18/2011 | CN201835919U Automobile component-used protecting pipe |
| 05/18/2011 | CN102062275A Winding method for fireproof asbestos cloth |
| 05/11/2011 | EP2318749A1 High temperature resistant insulation for pipe |
| 05/11/2011 | EP2318748A2 System and method for assessing fluid dynamics |
| 05/11/2011 | CN201827601U Coated and nanocomposite heat-insulating pipe sleeve |
| 05/11/2011 | CN201827598U 缓冲管道 Buffer pipeline |
| 05/11/2011 | CN201827597U Waterproof pipe sleeve |
| 05/11/2011 | CN201827568U Novel steel-lined polytetrafluoroethylene three-way tube |
| 05/11/2011 | CN201827531U Wear-resistant and thermal insulation enhanced thermoplastic plastic pipe |
| 05/11/2011 | CN101344204B Jib composite abrasion-proof elbow of concrete pump vehicle and its shaping process |
| 05/04/2011 | EP2315656A2 Composite tubular product |
| 05/04/2011 | CN201818925U Synthetic pipe |
| 05/04/2011 | CN102042441A Pipeline for delivering granular coal |
| 04/28/2011 | DE202011000304U1 Formstück Fitting |
| 04/27/2011 | EP2313678A1 Device for protecting a threaded tubular component and tubular component provided with the device |
| 04/27/2011 | CN201810942U Heat insulating material |
| 04/27/2011 | CN201810941U Heat-insulating air duct made of composite foam material |
| 04/27/2011 | CN201810940U Three-layer co-extruded polyethylene pipe |
| 04/27/2011 | CN102036717A Heat shield for temperature-sensitive components |
| 04/27/2011 | CN102032397A Concrete delivery tube and preparation method thereof |
| 04/27/2011 | CN102032394A Pipeline protector for oil platform |
| 04/21/2011 | DE202011001142U1 Öffenbare Ummantelung für Hydraulikschläuche Openable sheath for hydraulic hoses |
| 04/20/2011 | EP2312192A1 Knit corrugated protective sleeve |
| 04/20/2011 | CN102022602A Pipeline for conveying granular coal |
| 04/20/2011 | CN102022591A Shower hose |
| 04/20/2011 | CN101270211B Corrosion-protecting steel pipeline polypropylene jacket material with three-layer sandwich and preparing method |
| 04/13/2011 | CN201795227U Pipe connecting device |
| 04/13/2011 | CN201795226U Protection device for threads of pipe fitting |
| 04/13/2011 | CN201795225U Device for protecting threads of pipe fitting |
| 04/13/2011 | CN102011913A Antifreezing tube |
| 04/13/2011 | CN102011893A Pipeline decoration and protection device of buckled building external wall |
| 04/13/2011 | CN102010622A Anti-corrosion and anti-friction material and ash deposition free anti-corrosion and anti-friction powder conveying pipeline thereof |
| 04/13/2011 | CN102010592A 多层复合尼龙燃油管 Multilayer composite nylon fuel pipes |
| 04/07/2011 | WO2011041711A2 Pipe jacket |
| 04/07/2011 | WO2011040187A1 Jacking force-transmitting material, jacking pipe provided with same, and mold for foam-molding jacking force-transmitting material |
| 04/06/2011 | EP1940710B1 Elbow pipe and method for producing an elbow pipe |