| 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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| 05/07/2014 | CN203585608U 一种缠绕型波纹金属软管 One kind of wound corrugated metal hose |
| 05/07/2014 | CN203585605U 抗静电、阻燃煤矿井下用聚乙烯复合管 Antistatic, flame-retardant polyethylene pipe coal mine |
| 05/07/2014 | CN203585598U 矿用瓦斯抽放管 Mine gas drainage pipe |
| 05/07/2014 | CN203585597U 高性能复合输油管 High-performance composite pipeline |
| 05/07/2014 | CN203585596U 高性能改性聚丙稀、聚乙烯复合管 High-performance modified polypropylene, polyethylene composite pipe |
| 05/07/2014 | CN203585595U 抗静电增强型热熔连接管件 Antistatic enhanced hot melt connection fittings |
| 05/07/2014 | CN203585591U 一种防水直埋保温管 A waterproof buried insulating pipe |
| 05/07/2014 | CN203584326U 一种卡瓦套 One kind of kava sets |
| 05/07/2014 | CN103775787A 一种金属薄板外包管 Outsourcing sheet metal pipe |
| 05/07/2014 | CN103775757A 一种空调通风管 An air vent pipe |
| 05/07/2014 | CN103769288A 一种磨机进料连接弯管 One kind of mill feed connecting elbow |
| 05/01/2014 | WO2014063706A1 Protection unit against ratbite |
| 04/30/2014 | CN203571336U Thread protecting device for thickened oil tube in hydrostatic test |
| 04/30/2014 | CN103765075A Plug for connector |
| 04/30/2014 | CN103759081A Elastic fluid pipeline capable of being displaced after two ends are fixed |
| 04/30/2014 | CN103752395A Feeding elbow of mill |
| 04/24/2014 | WO2014061795A1 Wire harness exterior member and wire harness |
| 04/24/2014 | WO2014061414A1 Exterior protection tube for electric wire |
| 04/23/2014 | EP2721210A1 Coated textile sleeve and method of construction thereof |
| 04/23/2014 | CN203560670U Fireproof plastic-coated copper tube |
| 04/23/2014 | CN203560669U High-strength pipeline strengthening device adopting aramid fiber |
| 04/23/2014 | CN203560611U Air condition connection pipe |
| 04/23/2014 | CN103747950A Multilayer protective liner |
| 04/23/2014 | CN103742756A High-temperature high-pressure hose adapter protecting device |
| 04/23/2014 | CN103742735A Pipe for conveying suspension liquid |
| 04/23/2014 | CN103737991A Sun-proof anti-aging polyethylene pipe |
| 04/22/2014 | US8702347 Device for protecting a subsea structure and methods relating to same |
| 04/16/2014 | DE202014001893U1 Anschlussarmatur mit Knickschutz für ein Wellrohr Fitting with kink protection for a corrugated tube |
| 04/16/2014 | CN203549282U U-PVC pipe cap |
| 04/16/2014 | CN203549248U Bellows telescopic joint |
| 04/16/2014 | CN203549247U Corrosion resistance compensator for chemical exhaust gas discharge system |
| 04/16/2014 | CN203549241U Conveying elbow and concrete conveying device |
| 04/16/2014 | CN203549180U Air pressure hose with flange connectors |
| 04/16/2014 | CN203549152U Novel sand sweeping pipe |
| 04/16/2014 | CN103727381A Stainless steel tube |
| 04/16/2014 | CN103727352A Hose bushing |
| 04/16/2014 | CN103727344A Compensating tube |
| 04/16/2014 | CN103727334A Bi-directional compensating tube |
| 04/16/2014 | CN103727328A Metal hose |
| 04/16/2014 | CN103727318A Special stainless steel coal-mine gas drainage pipe with reinforcing rib |
| 04/16/2014 | CN103727316A Novel stainless steel pipe |
| 04/16/2014 | CN103725157A Anti-corrosion abrasion-proof polyethylene pipe |
| 04/16/2014 | CN103721801A Wear-resistant structure of feeding pipe |
| 04/15/2014 | CA2722327C Quick-change wear sleeve for a high-pressure fluid conduit and method of refubishing same |
| 04/09/2014 | CN203533088U Special-type multi-layer composite temperature-resistant pipe |
| 04/09/2014 | CN203533087U Water pipe structure with frost cracking prevention function |
| 04/09/2014 | CN203533086U In-situ protection structure for pipelines above foundation pit |
| 04/09/2014 | CN203533085U Blowout-preventing and leakage-preventing pipeline valve protecting device |
| 04/09/2014 | CN203533058U Abrasion-resistant elbow |
| 04/09/2014 | CN203532998U Water conveying pipe of embedded rubber prestressed structure and anti-corrosion coating structure |
| 04/09/2014 | CN203532988U Fire-retardant ring |
| 04/09/2014 | CN103712026A Anticorrosion ultra-low-temperature compensator with corrugated pipe |
| 04/03/2014 | WO2014051873A1 Burn protection systems and standoffs for piping |
| 04/03/2014 | WO2014050221A1 Wire harness, method for manufacturing wire harness, and protective member |
| 04/02/2014 | CN203517180U Compensator coated with teflon |
| 04/02/2014 | CN203517153U Rubber tube protective sleeve |
| 04/02/2014 | CN203517146U Negative pressure resistant compensator |
| 04/02/2014 | CN203517142U Small pull rod transverse corrugated compensator |
| 04/02/2014 | CN203517141U Medium pressure net cover fluoroplastic composite compensator |
| 04/02/2014 | CN203517127U High-strength anti-explosion bend |
| 04/02/2014 | CN203517097U Water supply pipe connecting piece in home decoration |
| 04/02/2014 | CN203517025U Flow stabilizing tube of coal dust flow control valve |
| 04/02/2014 | CN103697252A Special rubber tube for fire fighting |
| 04/02/2014 | CN103697244A Bimetallic wear-resisting seamless composite steel tube and preparation method thereof |
| 04/02/2014 | CN103697242A High-temperature pipeline through-wall sealing device |
| 04/02/2014 | CN103697209A Oil absorbing pipe of operating valve of grain pulling wheel |
| 04/02/2014 | CN103694551A Irradiation crosslinking environment-friendly fire-retardant material for non-foaming pipe wall in heat shrinkage and application thereof |
| 04/01/2014 | US8685493 Process for forming a non-stick surface on the interior surface of a pipe |
| 03/27/2014 | US20140083549 Adjustable Sanitary Hose Donut |
| 03/26/2014 | CN203500777U Porcelain-hooped wear-resistant ceramic pipe |
| 03/26/2014 | CN203500776U Quickly assembled fire barrier for natural gas tank car |
| 03/26/2014 | CN203500703U Fireproof polytetrafluoroethylene corrugated pipe assembly |
| 03/26/2014 | CN203500695U Sanitary hose comprising inner hose and sheath |
| 03/26/2014 | CN103672301A U-PVC pipe cap |
| 03/26/2014 | CN103672299A Transportation pipeline for chemical industry |
| 03/26/2014 | CN103672298A Protective device for directional penetrating pipeline |
| 03/26/2014 | CN103672297A Non-excavation sunken pipe protecting device |
| 03/26/2014 | CN103672274A Conveying pipe and concrete conveying device |
| 03/26/2014 | CN103672271A Anti-attrition stepped elbow pipe |
| 03/26/2014 | CN103672270A Wear-resisting bend |
| 03/26/2014 | CN103672240A Novel pipeline connecting pressure-resisting flange and application |
| 03/26/2014 | CN103672235A Flange for connecting two vertical steel tubes |
| 03/26/2014 | CN103672205A Fiber-reinforced pipe used for coal mine and manufacturing method thereof |
| 03/26/2014 | CN103672204A Preparation method of composite pipe |
| 03/26/2014 | CN103672196A Activated-carbon-contained composite PP-R antibacterial pipe |
| 03/26/2014 | CN103672185A High-strength steel pipe |
| 03/26/2014 | CN103667876A Multi-metal composite wear-resistant elbow pipe and preparation method thereof |
| 03/26/2014 | CN103666238A Anti-cracking pipeline |
| 03/26/2014 | CN102105734B System and method for assessing fluid dynamics |
| 03/20/2014 | US20140077043 Firestop collar |
| 03/20/2014 | US20140076483 Pipe joint coating |
| 03/20/2014 | DE102012108617A1 Förderrohr für den Feststofftransport mit Verschleißanzeige Delivery pipe for conveying solids with wear indicator |
| 03/20/2014 | DE102012108614A1 Förderrohranordnung mit Verschleißanzeige Delivery tube assembly with wear indicator |
| 03/19/2014 | EP2708480A1 Feed pipe arrangement with wear indicator |
| 03/19/2014 | CN203488919U Protecting structure for coating balance weight subsea pipeline |
| 03/19/2014 | CN203488906U Ceramic lining wear-resisting pump pipe elbow |
| 03/19/2014 | CN203488870U High-pressure fire hose |
| 03/19/2014 | CN203488867U Trapezoid cross section interlocking compression-resisting armor layer for composite hose |
| 03/19/2014 | CN103644386A Heating-resistant multilayer pipe |
| 03/19/2014 | CN103644373A Fixing and protecting device of hydraulic rubber tube |