| 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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| 09/04/2013 | CN203176572U Metal bellows |
| 09/04/2013 | CN203176568U Windscreen wiper washing system rubber pipe assembly |
| 09/04/2013 | CN203176560U Special type environment-friendly wear-resisting tube and special type environment-friendly wear-resisting tube array |
| 09/04/2013 | CN103277628A Flexible joint protecting device based on muddy water pipeline in muddy water shield |
| 09/04/2013 | CN103277601A Double-clamping-sleeve packing type quick elbow |
| 09/04/2013 | CN103277598A Novel pressure-resistant folding-resistant flower-watering water pipe |
| 09/04/2013 | CN103277595A Double-layer PE gas pipe with termite-proof protective layer |
| 09/04/2013 | CN103277593A Environment-friendly and muting water pipe suitable for both cold water and hot water |
| 09/04/2013 | CN103277590A Water pipe for discharging sewage underground |
| 09/04/2013 | CN103276283A Anti-corrosive and wear-resistant pipeline for delivering minerals |
| 09/04/2013 | CN103276282A Fabrication method of anti-corrosive and wear-resistant pipeline for delivering minerals |
| 09/04/2013 | CN103276281A Preparation method for wear resistant metal pipeline with internal anticorrosive coating |
| 08/29/2013 | US20130221660 Lubricating composition with an adaptable coefficient of friction, for a threaded element of a component of a tubular threaded joint |
| 08/28/2013 | EP2630982A1 Surgical cryoprobe instrument and vented connector for same |
| 08/28/2013 | CN203163161U Valve fixing frame and air conditioner with same |
| 08/28/2013 | CN203162437U Gas pipeline port wear-resisting protective cover |
| 08/28/2013 | CN203162436U Oil pipe bending protective device |
| 08/28/2013 | CN203162406U C type self-locking quick coupling |
| 08/28/2013 | CN203162377U High-pressure hose assembly |
| 08/28/2013 | CN203162371U Wear-resisting carbon plating double sleeve |
| 08/28/2013 | CN203162359U Concrete composite conveying straight pipe |
| 08/28/2013 | CN203157094U Extrusion hole die for spiral jacket and spiral protective sleeve |
| 08/28/2013 | CN103267204A Cement material transmission pipeline shield |
| 08/28/2013 | CN103267178A Polyethylene composite tube for underground coal mine |
| 08/23/2013 | DE202013005827U1 Verlegerohr, teilbar Connecting Pipe, divisible |
| 08/22/2013 | US20130213517 Polymer film for the conditioning of oil extraction pipes |
| 08/22/2013 | US20130213516 Universal Pipe Thread Protector |
| 08/22/2013 | DE102012101416A1 Verfahren und Vorrichtung zur Bestimmung von Eigenschaften einer Rohrleitung, insbesondere der Position eines Abzweigs einer Abwasserrohrleitung Method and apparatus for determination of properties of a pipe, in particular the position of a branch pipe of a sewage |
| 08/21/2013 | CN203147160U Stretchable shock-resisting fracture-preventing guide pipe and cables using same |
| 08/21/2013 | CN203147159U Conduit joint protective device |
| 08/21/2013 | CN203147134U Pneumatic ash conveying bend |
| 08/21/2013 | CN203147091U Polyurethane pipeline |
| 08/21/2013 | CN103256452A Lifting pipe for high-strength submersible pump |
| 08/21/2013 | CN103256451A Lifting pipe for pneumatic submerged pump |
| 08/21/2013 | CN103256436A Carbon fiber delivery pipe for delivering concrete, and production method thereof |
| 08/21/2013 | CN101896759B Pipe coating |
| 08/14/2013 | CN203131328U High-temperature fluid transportation pipe |
| 08/14/2013 | CN203131323U Stone conveying rubber tube for pile driver |
| 08/14/2013 | CN203131322U Gas pipeline protecting device |
| 08/14/2013 | CN203131292U Reinforced elbow |
| 08/14/2013 | CN203131245U High-pressure water hose |
| 08/07/2013 | EP2623843A1 Combination of a heating device, a connector, and a gas meter, as well as method for measuring a property of a gas |
| 08/07/2013 | EP2622250A1 Improved reinforcement stack |
| 08/07/2013 | CN203115389U Abrasion-proof non-standard pipeline |
| 08/07/2013 | CN103233597A Gasoline station design scheme, improvement scheme and manufactured filling device |
| 08/06/2013 | US8502069 Protective cover |
| 07/31/2013 | CN203099214U Inlaid type wear-resisting and anti-corrosion steel tube |
| 07/31/2013 | CN203099213U Welding point protective structure |
| 07/31/2013 | CN203099105U Polyethylene (PE) water supply pipe with wear-resistant coating |
| 07/31/2013 | CN103228973A Knit sleeve with knit barrier extension having a barrier therein and method of construction |
| 07/31/2013 | CN103228972A Improved reinforcement stack |
| 07/31/2013 | CN103225719A Lined prestressed steel cylinder concrete pipe having epoxy protective layer on inner wall |
| 07/31/2013 | CN103225718A Embedded prestressed steel cylinder concrete pipe having epoxy protective layer on inner wall |
| 07/25/2013 | WO2013108932A1 Box protector for a threaded joint for pipes |
| 07/25/2013 | WO2013107971A1 Fire-retardant thermoplastic compositions having high mechanical strength, in particular for electric cables |
| 07/24/2013 | CN203082453U Pipeline for transmitting high-temperature flue gas |
| 07/24/2013 | CN203082450U Prestressed concrete cylinder pipe (PCCP) engineering accident reserve pipe |
| 07/24/2013 | CN203082440U Nylon tube clamping sleeve structure |
| 07/24/2013 | CN203082379U Thermometal wear-resisting composite tube |
| 07/24/2013 | CN103216698A Module combination type wear-resisting bended pipe |
| 07/24/2013 | CN103215588A Laser-cladding processing method for increasing abrasive resistance of pipeline inner wall |
| 07/18/2013 | WO2013105853A1 Bend restriction element for restricting the bending range of a conduit |
| 07/18/2013 | WO2013105072A1 Fuel head assembly with replaceable wear components |
| 07/18/2013 | US20130183464 Low friction sleeve for cold shrink tube |
| 07/18/2013 | DE102012000798A1 Device for division of interior of protecting cover casing, has barrier ribs arranged in longitudinal direction, and set of mutually spaced groups provided between barrier ribs, where each group comprises same number of barrier ribs |
| 07/18/2013 | CA2860818A1 Fuel head assembly with replaceable wear components |
| 07/17/2013 | CN203068064U Polyurethane foam insulated pipe with composite outer sheath |
| 07/17/2013 | CN203068059U PVC (polyvinyl chloride) pipe structure |
| 07/17/2013 | CN203068058U Irrigation water pipe protector |
| 07/17/2013 | CN203068057U Muting seepage-proofing pipe |
| 07/17/2013 | CN203068033U Wear resistant elbow |
| 07/17/2013 | CN203068032U Wear-resistant pulverized coal conveying bend pipe |
| 07/17/2013 | CN203068031U Pulverized coal conveying bend pipe |
| 07/17/2013 | CN203068030U wear-resisting bend pipe structure with ceramics internally attached |
| 07/17/2013 | CN203067972U Concrete conveying pipeline |
| 07/17/2013 | CN203067966U PVC (polyvinyl chloride) pipe structure |
| 07/17/2013 | CN203067965U Abrasion-resistant compound pipe long in service life |
| 07/17/2013 | CN103210173A Protector for an oil extraction pipe |
| 07/17/2013 | CN103206589A Composite profiled pipeline and manufacturing method thereof |
| 07/10/2013 | EP2611983A1 Polymer film for the conditioning of oil extraction pipes |
| 07/10/2013 | EP2611982A1 Protector for an oil extraction pipe |
| 07/10/2013 | CN203052108U Warm-preservation fireproof device of pipeline |
| 07/10/2013 | CN203052102U Waste soil conveying rubber pipe for shield machine |
| 07/10/2013 | CN203052101U Abrasion resistant pipeline |
| 07/10/2013 | CN203052100U Protective jacket of conveying hose |
| 07/10/2013 | CN203049291U Tube protective sleeve of washing machine for preventing tube from breaking |
| 07/10/2013 | CN103196006A High-wear-resistance delivery pipe and manufacturing method thereof |
| 07/10/2013 | CN103195985A Conveying pipe with multilayer composite heat insulation structure |
| 07/04/2013 | WO2013057496A3 A fire insulation material |
| 07/04/2013 | CA2858177A1 Threaded tubular component and method for coating such a threaded tubular component |
| 07/03/2013 | CN203036186U Environment-friendly water pipe |
| 07/03/2013 | CN203036161U Multi-channel water pipe seat with freeze-proofing function |
| 07/03/2013 | CN101680469B Protection shield positioning assembly and positioning device therefor and method of use |
| 06/26/2013 | EP2607763A1 Stiffener for corrugated pipe wall, assembly for connecting a branch to a plastic pipe, and method of handling a plastic pipe |
| 06/26/2013 | EP2606268A1 Fire resistant textile sleeve and methods of construction thereof and providing fire protection therewith |
| 06/26/2013 | CN203023711U Air duct elbow |
| 06/26/2013 | CN203023710U Wear-resisting elbow |
| 06/26/2013 | CN203023689U Flange assembly and concrete conveying pipeline |
| 06/26/2013 | CN103180538A Polymer film for the conditioning of oil extraction pipes |
| 06/26/2013 | CN103174910A Anti-aging plastic pipe or anti-aging plastic pipe connector |