| Patents for F16L 15 - Screw-threaded joints; Forms of screw-threads for such joints (5,444) |
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| 08/16/2012 | US20120205113 Subsurface Safety Valve for High Temperature and High Pressure Wells |
| 08/15/2012 | EP2486317A2 A tubular joint having wedge threads with surface coating |
| 08/15/2012 | EP1601904B1 Method for producing a threaded tubular connection sealed by radial expansion |
| 08/15/2012 | EP1532474B1 Marking of pipe joints |
| 08/15/2012 | CN202381870U Polybutylene pipe fitting with wires |
| 08/15/2012 | CN202381869U Anti-detachment pipe joint and air conditioner |
| 08/15/2012 | CN102639912A Threaded connection |
| 08/15/2012 | CN102639911A Threaded connection |
| 08/08/2012 | CN202371294U Air cap |
| 08/02/2012 | WO2012103018A1 System and method for coupling pipes |
| 08/02/2012 | WO2012040275A3 Step-to-step wedge thread connections and related methods |
| 08/02/2012 | CA2824917A1 System and method for coupling pipes |
| 08/02/2012 | CA2754645A1 Sucker rod centralizer |
| 08/01/2012 | CN202360933U Tight and stable connecting device for threaded |
| 08/01/2012 | CN202360932U Reaction tube port sealing device |
| 08/01/2012 | CN202360931U Novel leakproof pipe joint structure |
| 08/01/2012 | CN202358988U Water pipe joint with magnetization, filtering and oxygenation jet flow functions and application system of water pipe joint |
| 08/01/2012 | CN102620087A Gas nozzle device used for inflating pump |
| 08/01/2012 | CN102620069A Segmented cylindrical threaded connection structure |
| 07/31/2012 | CA2524768C Reinforcing ring for a plastic fitting and plastic fitting incorporating a reinforcing ring |
| 07/31/2012 | CA2502724C Threaded pipe connection |
| 07/25/2012 | CN202349428U Pipeline connector |
| 07/25/2012 | CN202349427U Drinking water pipe connecting piece of end sealing structure |
| 07/25/2012 | CN202349426U Oil outlet pipe joint |
| 07/25/2012 | CN202349425U Mineral hydraulic power top-cutting high-pressure-resistant conduit system and device |
| 07/25/2012 | CN202349404U Bi-metal composite pipe with end parts being with external threads |
| 07/25/2012 | CN102611033A Sealing device for connection of cable drying and inflating system and cable |
| 07/25/2012 | CN101883944B Screw-threaded joint for steel pipe |
| 07/24/2012 | CA2650174C Plastic water meter with metal threads |
| 07/24/2012 | CA2420347C Threaded component for seizure-resistant tubular threaded joint |
| 07/18/2012 | EP1175577B1 Threaded connection with high compressive rating |
| 07/18/2012 | CN202338711U 绝缘油管接头 Insulated pipe joints |
| 07/18/2012 | CN1973161B A threaded pipe joint coupling with wire lock system |
| 07/18/2012 | CN102588691A Plunger type water pipe joint |
| 07/18/2012 | CN102588686A Chucking type pipe joint fitting |
| 07/17/2012 | US8220844 Threaded element of a component with opposed threading portions and corresponding tubular threaded connection |
| 07/17/2012 | US8220839 Pipe insert |
| 07/17/2012 | CA2378506C Low-loss inductive couplers for use in wired pipe strings |
| 07/12/2012 | US20120175873 Refrigerant pipe connection structure for air conditioner |
| 07/12/2012 | DE102010048382B4 Korrosionsgeschützte Armatur Corrosion-resistant valve |
| 07/11/2012 | CN202327457U 一种导热油路快换接头 One kind of quick couplings HTF road |
| 07/11/2012 | CN202327416U 带锁紧扣的新型液压管直接头 The new hydraulic tube closely lockable head directly |
| 07/11/2012 | CN202327415U 一种带密封圈的给水管件 An item with a ring of water supply |
| 07/11/2012 | CN202327414U 管接头结构 Pipe joint structure |
| 07/11/2012 | CN102563255A Length-adjustable pipe thread union connection structure for anti-disassembling meter |
| 07/11/2012 | CN102563245A Drain valve |
| 07/11/2012 | CN102563244A Conical pipe joint |
| 07/11/2012 | CN102563220A Threaded steel pipe for piping |
| 07/05/2012 | WO2012089305A1 Threaded connection for drilling and working hydrocarbon wells |
| 07/05/2012 | WO2012089304A1 Process for coating a threaded tubular component, threaded tubular component and resulting connection |
| 07/05/2012 | US20120169048 Galling-resistant threaded tubular component and process for coating said component |
| 07/05/2012 | CA2822504A1 Threaded connection for drilling and working hydrocarbon wells |
| 07/05/2012 | CA2822503A1 Process for coating a threaded tubular component, threaded tubular component and resulting connection |
| 07/04/2012 | CN202302514U 简易管接头 Simple fittings |
| 07/04/2012 | CN202302452U 一种在线自封闭安装端口 An online self-enclosed installation port |
| 07/04/2012 | CN202302401U 一种转换接头 One kind of adapter |
| 07/04/2012 | CN202302398U 农业用柴油机消声器防松装置 Agricultural diesel muffler locking device |
| 07/04/2012 | CN202302397U 高压油管强化夹具 Strengthening high pressure tubing clamps |
| 07/04/2012 | CN202302396U 外螺纹直接头 Straight male thread |
| 07/04/2012 | CN202302395U 一种带密封圈的工程管道嵌件 A project pipeline with a ring insert |
| 07/04/2012 | CN202302394U 一种防泄漏管路接头 An anti-leak pipe fittings |
| 07/04/2012 | CN202302393U 一种内外牙直通管接头 One kind of internal and external teeth straight pipe fittings |
| 07/04/2012 | CN202302392U 一种用滚齿机滚压螺纹的空心管件坯料 One kind of thread rolling with hobbing hollow pipe billet |
| 07/04/2012 | CN202302391U 一种不锈钢管 One kind of stainless steel pipe |
| 07/04/2012 | CN202302390U 一种管接头 A pipe joint |
| 07/04/2012 | CN102537567A Single-way air channel connector |
| 07/04/2012 | CN102537551A Pipe head connection device of core pipe |
| 07/04/2012 | CN102537543A Stainless steel air conditioner corrugated pipe |
| 07/04/2012 | CN102537512A Air cap |
| 06/28/2012 | WO2011046909A8 Wedge threads with a solid lubricant coating |
| 06/28/2012 | DE102005012705B4 Lösbare druckdichte Fluid-Verbindung Releasable pressure-tight fluid communication |
| 06/27/2012 | CN202284690U 等径管道连接件 Equal pipe fittings |
| 06/27/2012 | CN202284689U 燃气管道连接件 Gas pipe fittings |
| 06/27/2012 | CN101449023B Threaded joint for an oil-well tubing |
| 06/21/2012 | WO2012079299A1 Fastening piece with male thread and thread fastening component |
| 06/21/2012 | US20120153611 Coupling arrangement comprising a coupling body and a metal pipe, as well as method for assembly of the coupling body |
| 06/20/2012 | EP2466180A1 Method and apparatus for a riser repair with compression |
| 06/20/2012 | CN202280970U 快速接头 Quick Connector |
| 06/20/2012 | CN202280969U 发光水管接头 Luminous pipe fittings |
| 06/20/2012 | CN202280968U 防腐金属衬层复合管子与钢衬塑复合管件的螺纹连接结构 A threaded connection anticorrosive metal lining composite pipe and steel lined composite pipe fittings |
| 06/20/2012 | CN202280967U 钢塑复合管的连接头 Plastic composite pipe connector |
| 06/20/2012 | CN102506248A Coupling assembly and protective ring therefor |
| 06/20/2012 | CN102506192A Tee joint assembly for braking system of diesel engine of commercial vehicle |
| 06/20/2012 | CN102042449B Pipe connecting piece |
| 06/19/2012 | US8201855 Pipe fitting |
| 06/14/2012 | WO2012039801A3 Pipe fitting apparatus |
| 06/14/2012 | US20120146327 pipe connection |
| 06/13/2012 | EP2150740B1 Tubular threaded member with dry protection coating |
| 06/12/2012 | CA2663676C Ultrasonic testing method of threaded joint of pipes or tubes |
| 06/12/2012 | CA2503927C Drop tube inserts and apparatus adapted for use with a riser pipe |
| 06/12/2012 | CA2503923C Drop tube assemblies adapted for use with a liquid reservoir |
| 06/07/2012 | WO2012074984A2 Tapered thread configuration with improved durability |
| 06/06/2012 | EP2167783B1 Threaded element of a component with opposed threading portions and corresponding tubular threaded connection |
| 06/06/2012 | CN202266781U 一种水嘴安装座 One kind of faucet mount |
| 06/06/2012 | CN202266779U 一种超高压快换接头 EHV quick couplers |
| 06/06/2012 | CN202266748U 一种龙头喷管 One kind of faucet spout |
| 06/06/2012 | CN101535701B Male coupling for connecting to female threaded coupling and coupling method |
| 06/05/2012 | CA2539019C A tubular component provided with mutually oriented threaded elements, and a method for producing it |
| 05/31/2012 | US20120133129 seal between pipe sections |
| 05/30/2012 | EP1784599B1 Threaded joint for steel pipes |