| Patents for F16L 9 - Rigid pipes (18,006) |
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| 01/30/2013 | EP2550154A1 Method of prudicng a composite pipe and such a composite pipe |
| 01/30/2013 | CN202708473U Corrosion resisting seamless stainless steel tube |
| 01/30/2013 | CN202708368U Core layer foaming hush pipe |
| 01/30/2013 | CN202708367U Multi-layer antibacterial water pipe |
| 01/30/2013 | CN202708366U Fiber-reinforced polypropylene-wound composite pipe |
| 01/30/2013 | CN202708365U Large-diameter hollow double-flat-wall plastic-steel-wound drainage pipe |
| 01/30/2013 | CN202708364U Nodular cast iron pipe provided with concrete in wrapping mode |
| 01/30/2013 | CN202708363U Steel-plastic composite pipe |
| 01/30/2013 | CN202708362U Connecting pipe fitting |
| 01/30/2013 | CN202708361U Aluminum alloy pipe fitting and lining plastic PP-RCT or PE 100-RC aluminum alloy pipe system composed of same |
| 01/30/2013 | CN202708360U End seal structure of steel-plastic composite pipe |
| 01/30/2013 | CN202708359U Anti-rust water pipe |
| 01/30/2013 | CN202708358U Delivery pipe and construction machinery |
| 01/30/2013 | CN202708357U Lining type prestressed concrete cylinder pipe with anticorrosive coatings on surfaces of bell and spigot and pipe |
| 01/30/2013 | CN202708356U Embedded type prestressed concrete cylinder pipe subjected to comprehensive antiseptic treatment |
| 01/30/2013 | CN202708355U Novel dust discharging pipe |
| 01/30/2013 | CN202708354U Coextruded composite pipe |
| 01/30/2013 | CN202708353U Modified polypropylene three-layer composite pipe for underground coal mine |
| 01/30/2013 | CN202708352U PE160-rank fiber-reinforced polyethylene tube stock |
| 01/30/2013 | CN202708351U Alloy steel tube |
| 01/30/2013 | CN202708350U Seamless steel tube |
| 01/30/2013 | CN202708349U Novel stainless steel and carbon steel compound pipeline |
| 01/30/2013 | CN202708348U High potential metal seawater pipeline cabin penetration pipe fitting with sealing ring |
| 01/30/2013 | CN202708347U Anti-pulling welded steel tube |
| 01/30/2013 | CN202708346U Novel spiral type tube stock |
| 01/30/2013 | CN102906186A Resin composition, molded article, multilayered pipe and method for producing same |
| 01/30/2013 | CN102900946A High-strength stainless steel seamless steel pipe |
| 01/30/2013 | CN102900900A Corrugated tube wrapped by stainless steel outer tube |
| 01/30/2013 | CN102900899A Enamel heat-insulation tube |
| 01/30/2013 | CN102900898A Preparation method of composite stainless steel oil pipe |
| 01/30/2013 | CN102900897A Concrete pump truck elbow and machining technology thereof |
| 01/30/2013 | CN102899555A Novel stainless steel seamless steel pipe |
| 01/30/2013 | CN102898762A Polyethylene gas pipe and manufacturing method thereof |
| 01/30/2013 | CN102898752A High-performance polyvinyl chloride alloy tube and preparation process thereof |
| 01/30/2013 | CN102898742A Agricultural polyethylene nine-meter tubular product without R port and double bevel angles and preparation technology of tubular product |
| 01/30/2013 | CN102898719A Pipe having improved high temperature resistance |
| 01/30/2013 | CN102182883B Water draining winding double-neat pipe of 300-4000mm and manufacturing method |
| 01/29/2013 | US8361578 Process for coating a pipe with high throughput using multimodal ethylene copolymer, and coated pipes obtained thereof |
| 01/29/2013 | US8359846 Exhaust manifold |
| 01/24/2013 | US20130020835 Structural tube and method |
| 01/24/2013 | US20130019986 Metal Dusting Protection for Welded Pipe Assemblies |
| 01/24/2013 | DE102011056842A1 Plastic pipe, has identification mark extending in pipe longitudinal direction and arranged in inner side of pipe, where identification mark is impressed in surface area of inner side of pipe by hot-stamping |
| 01/23/2013 | EP2547378A1 Cartridge having a sensor for determining the difference between a first liquid flow and a second liquid flow |
| 01/23/2013 | CN202695618U Electrolyte injection sleeve for lithium battery |
| 01/23/2013 | CN202691454U Double-layer heat preservation plastic pipe |
| 01/23/2013 | CN202691335U Noise-reduction anti-seepage connection pipe fitting |
| 01/23/2013 | CN202691334U Novel hollow pipe |
| 01/23/2013 | CN202691333U Hollow pipe |
| 01/23/2013 | CN202691332U Anti-crack muffling pipe containing glass fibers |
| 01/23/2013 | CN202691331U Novel pipe |
| 01/23/2013 | CN202691330U High-density polyethylene and crosslinked polyethylene compound double-wall winding pipe |
| 01/23/2013 | CN202691329U Lining type prestress steel cylinder concrete pipe with pure zinc coating on surfaces of bell, spigot and steel cylinder |
| 01/23/2013 | CN202691328U Lining type prestress steel cylinder concrete pipe with steel cylinder processed in hot-dip galvantizing mode |
| 01/23/2013 | CN202691327U Buried type prestressed steel cylinder concrete pipe with thermal spraying pure zinc coating layers at bearing and insertion openings |
| 01/23/2013 | CN202691326U Anti-static plastic pipe |
| 01/23/2013 | CN202691325U Production line of steel-plastic composite pipe with lining layer |
| 01/23/2013 | CN202691324U Large-caliber glass-ceramic tube |
| 01/23/2013 | CN202691323U Prefabricated directly-buried thermal insulation pipe |
| 01/23/2013 | CN202691322U Embedding prestress steel cylinder concrete pipe with fiber anti-crack mortar protecting layer on surface |
| 01/23/2013 | CN202691321U Steel-wire plastic tube |
| 01/23/2013 | CN202691320U Overflow discharge pipe |
| 01/23/2013 | CN202691319U Three layer co-extrusion polypropylene randon coplymer (PPR) water supply pipe |
| 01/23/2013 | CN202691318U Compressive steel tube |
| 01/23/2013 | CN202691317U Bending-resistant steel pipe |
| 01/23/2013 | CN202691316U High-strength steel tube |
| 01/23/2013 | CN202691315U Fork truck high pressure steel tube assembly |
| 01/23/2013 | CN202691314U Fork truck changeover valve oil return pipe coupler |
| 01/23/2013 | CN102893069A Helically corrugated synthetic resin pipe with joint, and structure for connecting helically corrugated synthetic resin pipes |
| 01/23/2013 | CN102889435A PET (Polyethylene Terephthalate) hollow foaming tubular product and manufacturing method thereof |
| 01/23/2013 | CN102889434A Stainless steel compound welding steel pipe and manufacturing method thereof |
| 01/23/2013 | CN102392181B Alloy steel, seamless steel pipe and heat treatment technology of shaped steel pipe |
| 01/23/2013 | CN102320842B Method for preparing ceramic coating for replacing refractory coating prepared with centrifugal cast-steel pipe thermal mold method |
| 01/23/2013 | CN102200205B U-PVC (Unplasticized Polyvinyl Chloride) steel band spiral pipe and preparation method thereof |
| 01/22/2013 | US8356639 Insulated double-walled exhaust system component and method of making the same |
| 01/22/2013 | US8356635 Fluid transport device, in particular for fuel |
| 01/17/2013 | WO2013009842A1 Spirally wound channel core |
| 01/17/2013 | WO2013008656A1 High-voltage electric wire protection tube |
| 01/17/2013 | US20130014851 Coupling for pvc piping sections |
| 01/16/2013 | CN202674796U Profiled bar for winding corrugated pipe with reinforced inner ribs and winding corrugated pipe with reinforced inner ribs |
| 01/16/2013 | CN202674595U Stainless steel ventilation pipe convenient to assemble |
| 01/16/2013 | CN202674594U Modified uniform flow water pipe |
| 01/16/2013 | CN202674593U Noise-reduction water pipe |
| 01/16/2013 | CN202674592U Multi-channel water pipe |
| 01/16/2013 | CN202674591U Silencing drain pipe of polyvinyl chloride (PVC) cellular cavity |
| 01/16/2013 | CN202674590U Aluminum-skin asbestos heat-preservation pipe |
| 01/16/2013 | CN202674589U Multilayer composite technology pipe |
| 01/16/2013 | CN202674588U Lock joint-type winding pipe |
| 01/16/2013 | CN202674587U Enhancement-type plastic ribbing winding pipe |
| 01/16/2013 | CN202674586U Enhancement-type helical bellow with inner rib tubular product |
| 01/16/2013 | CN202674585U Plastic band reinforced spiral corrugated pipe |
| 01/16/2013 | CN202674584U Antiseptic counterweight pipe capable of preventing counterweight layer from slipping |
| 01/16/2013 | CN202674583U Embedded prestressed concrete cylinder pipe with pure zinc coatings on socket and steel cylinder surface |
| 01/16/2013 | CN202674582U Lining type prestress steel cylinder concrete pipe having steel cylinder and steel wire both provided with thermal spraying pure zinc coatings |
| 01/16/2013 | CN202674581U Embedded prestressed concrete cylinder pipe with thermally sprayed pure zinc coating on steel wire |
| 01/16/2013 | CN202674580U Embedded pre-stress steel cylinder concrete pipe with thermal-mortar protection layer on surface |
| 01/16/2013 | CN202674579U Lining type prestressed concrete cylinder pipe with insulation mortar cover on surface |
| 01/16/2013 | CN202674578U Detachable plastic rust preventing water pipe |
| 01/16/2013 | CN202674577U Stainless steel compound steel pipe |
| 01/16/2013 | CN202674576U Production line for steel-plastic complex pipe with outer coating layer |
| 01/16/2013 | CN202674575U Ultra-high molecular weight polyethylene steel-plastic composite pipe for dredging |