Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16L - Pipes; Joints or fittings for pipes; Supports for pipes, cables or protective tubing; Means for thermal insulation in general › F16L 9 - Rigid pipes
Patents for F16L 9 - Rigid pipes (18,006)
02/2014
02/05/2014CN203421324U Perforated steel strip plastic composite pipe
02/05/2014CN203421323U Seamless air cylinder with double ridge edges
02/05/2014CN203421322U High-strength cement pipe
02/05/2014CN203421321U Dual-purpose pipeline
02/05/2014CN203421320U Square cement pipe
02/05/2014CN203421319U Drain pipe
02/05/2014CN203421318U 加强型不锈钢波纹管 Reinforced stainless steel bellows
02/05/2014CN203421317U Seepage-proofing embedded pipe
02/05/2014CN203421316U Union pipe
02/05/2014CN203421315U Double-side welding plastic-spraying spiral gas drainage pipe
02/05/2014CN103557381A Strengthened steel pipe with rib spirally wound as well as special equipment and method for manufacturing preparing strengthened steel pipe
02/05/2014CN103557380A Wear-resistant pipe and preparation method thereof
02/05/2014CN103557379A High-rigidity composite tube manufactured through vertical vibration molding and manufacturing method thereof
02/05/2014CN103557378A High-stiffness composite tube formed through fixed length winding and manufacturing method thereof
02/05/2014CN103557377A Method for preparing ceramic-lined composite stainless steel tube
02/05/2014CN103557376A Continuous large-caliber woven fiber reinforced thermoset pultrusion pipeline and production method
02/05/2014CN103557375A Composite pump truck arm frame delivery pipe and processing technology thereof
02/05/2014CN103554799A Environment-friendly lead-free polyvinyl chloride tube material formula
02/05/2014CN103554798A High-hardness polyvinyl chloride tube material
02/05/2014CN103554781A High-efficiency anti-bacterial corrugated pipe
02/05/2014CN103554774A Anti-leakage double-wall corrugated pipe
02/05/2014CN103554773A Corrugated pipe containing sillimanite
02/05/2014CN103554772A Cobalt-containing hard tube
02/05/2014CN103554771A Mining ventilation duct
02/05/2014CN103554770A Low-temperature resistant high-toughness PVC (polyvinyl chloride) pipe
02/05/2014CN103554768A Flame-retardant corrugated pipe
02/05/2014CN103554767A Pipe for delivering water and slurry at high pressure for well drilling
02/05/2014CN103554766A Power cable protective pipe
02/05/2014CN103554765A PVC (polyvinyl chloride) water supply pipe
02/05/2014CN103554763A PVC (Polyvinyl Chloride) pipe containing pyrophyllite
02/05/2014CN103554762A Dirt-resistant and dust-free PVC (Poly Vinyl Chloride) pipe
02/05/2014CN103554760A Anti-ageing PVC (Polyvinyl Chloride) surface tube
02/05/2014CN103554758A Carbon fiber-reinforced pipe material
02/05/2014CN103554756A PVC (polyvinyl chloride) double-wall corrugated pipe
02/05/2014CN103554749A Rigid polyvinyl chloride (PVC-U) pipe for drinking water by using calcium-zinc stabilizer and production method thereof
02/05/2014CN103554748A Injection molding tube
02/05/2014CN103554747A Injection molding tube
02/05/2014CN103554739A Injection molding tube
02/05/2014CN103554731A Polyvinyl chloride (PVC) injection molding tube
02/05/2014CN103554727A Injection molding tube
02/05/2014CN103554719A Injection molding tube
02/05/2014CN103554709A Polyvinyl chloride injection-molding tube material
02/05/2014CN103554707A High-strength draining tube material
02/05/2014CN103554674A Low-noise corrugated pipe
02/05/2014CN103554673A Toughened and modified pentatricopeptide repeats (PPR) extrusion pipe material and preparation method thereof
02/05/2014CN103554668A Novel polypropylene double-wall corrugated pipe
02/05/2014CN103554622A Novel inner rib-enhanced polyethylene (PE) helical bellow
02/05/2014CN103554617A Pipe for irrigation, water delivery and drainage in farmland water conservancy
02/05/2014CN103554614A High-hardness corrugated pipe
02/05/2014CN103554612A Corrugated pipe for prestressed concrete
02/05/2014CN103554610A Tubular product for urban and rural drinking water
02/05/2014CN103554609A High-rigidity corrugated pipe containing ferroboron
02/05/2014CN103554607A Heat-resisting polyethylene tube for floor heating
02/05/2014CN103554606A Pipe material for non-scaling pipelines
02/05/2014CN103554605A High-temperature mute drainpipe
02/05/2014CN103554603A Anti-corrosion blowdown pipe
02/05/2014CN103554601A High-density polyethylene double-wall corrugated tube
02/05/2014CN103554593A Preparation method of environment-friendly flame-retardant anti-static polyethylene pipe
02/04/2014US8640997 Sensor harness clamp for continuous casting sensors
02/04/2014US8640740 Embedded metallic tubes with compression fit and method for manufacturing the same
01/2014
01/30/2014WO2014015923A1 Slow partial cross-linking polyolefin composition for improving disinfectant resistance of an article
01/30/2014WO2014015376A1 A duct
01/30/2014US20140027599 Duct Stiffening Device
01/30/2014US20140027497 Method of Manufacturing Coiled Tubing Using Multi-Pass Friction Stir Welding
01/30/2014US20140027005 Enhanced Flow Boiling in Microchannels by High Frequency Microbubble-Excited and -Modulated Oscillations
01/29/2014EP2690334A2 Flue gas/combustion air pipe system
01/29/2014EP2690115A1 Slow partial cross-linking polyolefin composition for improving disinfectant resistance of an article
01/29/2014CN203413288U Novel polypropylene antiflaming pipe fitting
01/29/2014CN203413246U Double-layered leakage-proof pipe fitting for conveying oil products
01/29/2014CN203413245U Steel trapezoidal threaded rib double-flanged straight pipe
01/29/2014CN203413244U Soybean suction pipe
01/29/2014CN203413243U Reducing connector-free corrugated connection pipe
01/29/2014CN103542249A Seamless steel tube with small water flow resistance
01/29/2014CN103542207A Pipe sealing connection structure and connection method thereof
01/29/2014CN103542201A Dislocation splicing type combined pipe
01/29/2014CN103542200A Low-temperature-resistant aluminum-plastic composite tube
01/29/2014CN103542199A Composite coating pipe
01/29/2014CN103542198A Poly vinyl chloride (PVC) compound pipe
01/29/2014CN103542197A Anticorrosive coating production line and process for steel pipes
01/29/2014CN103542196A Composite tube excellent in heat resistance
01/29/2014CN103542195A Wear-resistant polypropylene tube
01/29/2014CN103542194A Corrosion-resistant galvanized steel tube
01/29/2014CN103542193A Non-fragile GPR (general purpose unsaturated polyester resin) tube
01/29/2014CN103542192A Double-wall corrugated pipe
01/29/2014CN103542191A Poly vinyl chloride (PVC) pipe
01/29/2014CN103542190A High-strength polyethylene tube
01/29/2014CN103542189A Continuous fiber reinforced thermoplastic compound pipeline for oil-gas pipe network and production process of pipeline
01/29/2014CN103542188A Novel PE composite pipeline
01/29/2014CN103542187A High-strength PVC (polyvinyl chloride) pipe
01/29/2014CN103542186A ABS (acrylonitrile butadiene styrene) plastic tube excellent in pressure resistance
01/29/2014CN103542185A PVC (polyvinyl chloride) plastic tube long in service life
01/29/2014CN103542184A Large-aperture stainless steel thin-walled tube
01/29/2014CN103542183A Novel marine thermal insulation spiral duct
01/29/2014CN103540793A Method for preparing copper alloy valve pipe fitting
01/29/2014CN103540031A High-strength double-wall winding pipe and production method thereof
01/29/2014CN103538227A Composite pipe with metal pipe coated by resin, and manufacturing method and construction method thereof
01/29/2014CN102679052B Lining type prestressed concrete cylinder pipe combining hot dip galvanizing and epoxy coal tar pitch erosion resisting
01/29/2014CN102679051B Embedded type prestressed concrete cylinder pipe combining hot dip galvanizing and epoxy coal tar pitch erosion-resisting
01/29/2014CN102627815B Impact-resistant modified polyvinyl chloride tubular product for supplying water
01/29/2014CN101942604B Steel tube formula
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