| Patents for F16L 9 - Rigid pipes (18,006) |
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| 12/19/2013 | DE102012210045A1 Rohrbauteil und Verfahren zur Herstellung eines Rohrbauteils Pipe component and method of producing a tubular component |
| 12/19/2013 | DE102006013008C5 Verfahren zum Herstellen einer Stumpfschweißverbindung von Schutzmantelrohren A method for producing a butt-welded connection of protective jacket tubes |
| 12/18/2013 | EP2673538A1 Composite material with pps fibres, epoxy resin and/or furan resin |
| 12/18/2013 | CN203348773U Pipe fitting connecting structure used for water chilling unit |
| 12/18/2013 | CN203348760U Sound attenuation spiral water draining pipe |
| 12/18/2013 | CN203348759U Medium conveying pipe with heat tracing function |
| 12/18/2013 | CN203348758U Steel pipe with double coatings |
| 12/18/2013 | CN203348757U Double-flange composite pipe with plastic-wrapped outside and stainless steel lining |
| 12/18/2013 | CN203348756U Novel compound insulation pipe |
| 12/18/2013 | CN203348755U High-density polyethylene double-wall corrugated pipe |
| 12/18/2013 | CN203348754U Large steel pipe |
| 12/18/2013 | CN203348753U Pipeline easy to connect |
| 12/18/2013 | CN103453265A U-shaped fluorine-lined testing tube |
| 12/18/2013 | CN103453242A Double-layer convection heat-insulation water pipe |
| 12/18/2013 | CN103453241A Natural gas steel pipe with heat dissipation function |
| 12/18/2013 | CN103453240A Double-plastics finned wound corrugated pipe and method for manufacturing same |
| 12/18/2013 | CN103453239A Spiral-hooping-reinforced stainless steel gas pipe and special production equipment and production method thereof |
| 12/18/2013 | CN103453238A Plastic-lined compound pipe fitting and manufacturing method thereof |
| 12/18/2013 | CN103453237A Novel combined seamless steel tube |
| 12/18/2013 | CN103453236A Manufacturing method of large-caliber wear-resistant and corrosion-resistant ternary composite pipe |
| 12/18/2013 | CN103453235A Forming process of underground coal mine steel-lined wire fiber reinforced inorganic gel composite pipe |
| 12/18/2013 | CN103453234A Structure for increasing strength of centrifugal self-propagating ceramic lined composite steel pipe and production method of structure |
| 12/18/2013 | CN103453233A Different-diameter joint-free corrugated connecting pipe and manufacturing method thereof |
| 12/18/2013 | CN103453232A Embedded seamless deformed steel |
| 12/18/2013 | CN103453231A Stainless steel water pipe |
| 12/18/2013 | CN103453230A Prefabricated member of smoke exhaust and gas exchange pipeline |
| 12/17/2013 | US8608871 High-strength steel tube having excellent chemical conversion treatability and excellent formability and method for manufacturing the same |
| 12/12/2013 | WO2013182884A1 Pipe for abrasive materials, such as concrete or similar materials, and method of production |
| 12/12/2013 | US20130328307 Composite Tubes for a Fluid Transport System |
| 12/12/2013 | US20130327466 Insulated tubing |
| 12/12/2013 | US20130327437 High temperature conduit having a complex, three-dimensional configuration |
| 12/12/2013 | US20130327435 Coated stainless steel member |
| 12/12/2013 | DE102013210485A1 Selbstausrichtende Venturirohranordnung Self-aligning venturi tube assembly |
| 12/12/2013 | DE102005061191B4 Verwendung eines Kunststoff-Metall-Verbundrohres für die Hausinstallation Using a plastic-metal composite pipe for domestic installations |
| 12/11/2013 | EP2670664A1 Double-wall pipe and production process |
| 12/11/2013 | CN203336139U Reinforced structure of glass fiber composite air duct |
| 12/11/2013 | CN203336082U Large-aperture loop connector and loop opening HDPE pipe |
| 12/11/2013 | CN203336074U Pump truck arm frame wearproof pipe |
| 12/11/2013 | CN203336073U Combined air duct |
| 12/11/2013 | CN203336072U Hollow wall inner rib winding pipe |
| 12/11/2013 | CN203336071U Macromolecule composite reinforcing drain pipe |
| 12/11/2013 | CN203336070U Bi-metal composite gas drainage pipeline with coating |
| 12/11/2013 | CN203336069U RPAP5 butt welding aluminum plastic composite pressure pipe |
| 12/11/2013 | CN203336068U Light and thin type PE-RT aluminum plastic stable composite floor heating pipe |
| 12/11/2013 | CN203336067U PP-R aluminum plastic steady-state compound pipeline |
| 12/11/2013 | CN203336066U Anti-blockage and anti-freezing water feeding and discharging pipe |
| 12/11/2013 | CN203336065U Modified PVC-M pipe |
| 12/11/2013 | CN203336064U Beta-PP-R tube |
| 12/11/2013 | CN203336063U Biaxial-orientation polyvinyl chloride (PVC-O) pipe |
| 12/11/2013 | CN203336062U Low-temperature Pb pipe for ground radiant heating |
| 12/11/2013 | CN203336061U Glass fiber reinforced thermoplastic pipe |
| 12/11/2013 | CN203336060U Steel pipe applicable to reheat steam cold end of power station |
| 12/11/2013 | CN203336059U Steel pipe applicable to reheat steam cold end of power station |
| 12/11/2013 | CN203336058U Lining section pipe type anti-bending engineering pipe |
| 12/11/2013 | CN203336057U Novel balance pneumatic tube for sliding bearing |
| 12/11/2013 | CN203336056U Vacuum dryer and connecting pipeline of vacuum feeding machine |
| 12/11/2013 | CN103438297A Improved gas drainage pipe |
| 12/11/2013 | CN103438291A Vortex drainage-type noise reduction drainage pipe and manufacturing method thereof |
| 12/11/2013 | CN103438290A Water pipe lined with thin-wall stainless steel pipe inside and fabrication method thereof |
| 12/11/2013 | CN103438289A Novel steam crossover pipe structure |
| 12/11/2013 | CN103438288A Digitalized two-step method filling operation assembly line for directly-buried polyurethane thermal insulation pipes |
| 12/11/2013 | CN103438287A Air conditioner connecting pipe |
| 12/11/2013 | CN103438286A Antibacterial water feed pipe |
| 12/11/2013 | CN103438285A Improved polypropylene pipe |
| 12/11/2013 | CN103438284A Reinforced gas drainage pipe |
| 12/11/2013 | CN103438283A Novel gas drainage pipe |
| 12/11/2013 | CN103435881A Antibacterial water supply pipe, antibacterial PE composite material and preparation method thereof |
| 12/10/2013 | US8603269 Method of fabrication of corrosion resistant oil field tubulars |
| 12/08/2013 | CA2814430A1 Fluid transport system for preventing electrical discharge |
| 12/08/2013 | CA2811399A1 Composite tubes for a fluid transport system |
| 12/05/2013 | US20130319901 Glass-Fiber Reinforced Plastic Pipe |
| 12/05/2013 | US20130319571 Composite pipe |
| 12/05/2013 | US20130319570 Making pipe for liquid conveyance |
| 12/05/2013 | US20130319569 Joint structure for metallic pipes |
| 12/05/2013 | US20130319568 Fluid handling assembly having a multilayered composite pipe employing a mechanical coupling and method of assembling the fluid handling assembly |
| 12/05/2013 | US20130319567 Consist communication system having inductive transmission |
| 12/04/2013 | EP2668432A2 A conveying pipe part of a pneumatic material conveying system and a method for forming a pipe joint |
| 12/04/2013 | EP2668431A2 A conveying pipe part of a pneumatic material conveying system and a method for forming a pipe joint |
| 12/04/2013 | CN203322710U Belt material for manufacturing tube wall of winding type tube |
| 12/04/2013 | CN203322535U Plastic pipeline |
| 12/04/2013 | CN203322534U Lining thin-walled stainless steel composite welded steel pipe |
| 12/04/2013 | CN203322533U Plastic steel winding pipe with novel connection end |
| 12/04/2013 | CN203322532U Plastic steel winding tube with hollow reinforced structure |
| 12/04/2013 | CN203322531U Large-diameter low-pressure water-feeding polyethylene gauze winding pipe and device for producing same |
| 12/04/2013 | CN203322530U Heated waste water underground delivery pipe |
| 12/04/2013 | CN203322529U Anti-corrosion PVC composite tube |
| 12/04/2013 | CN203322528U Polyethylene steel belt corrugated pipe |
| 12/04/2013 | CN203322527U PP-R glass fiber reinforced composite pipeline |
| 12/04/2013 | CN203322526U PVC (Polyvinyl Chloride) building drainage pipe |
| 12/04/2013 | CN203322525U Rat bite prevention composite pipe |
| 12/04/2013 | CN203322524U Heat-insulating plastic pipe |
| 12/04/2013 | CN203322523U Polyethylene of raised temperature resistance (PE-RT) tubular product |
| 12/04/2013 | CN203322522U PB tube for cold and hot water |
| 12/04/2013 | CN203322521U Three-layer high-density heat-resisting polyethylene heat insulation pipe |
| 12/04/2013 | CN203322520U Split type ceramic pipe |
| 12/04/2013 | CN203322519U Ceramic pipe with internal threads |
| 12/04/2013 | CN203322518U Negative pressure pipe used in underground mine |
| 12/04/2013 | CN203322517U Round bar structure of round bar dry hanging system |
| 12/04/2013 | CN203322516U Steel tube for reheat steam cold junction of power station |
| 12/04/2013 | CN203322515U Straight-slit compound steel pipe for conveying acid media |