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 15 - Screw-threaded joints; Forms of screw-threads for such joints
Patents for F16L 15 - Screw-threaded joints; Forms of screw-threads for such joints (5,444)
11/2010
11/10/2010CN101883944A Screw-threaded joint for steel pipe
11/10/2010CN101881139A Thread connector of petroleum gas industrial tube
11/10/2010CN101457859B Inner pressure sealed type screwed joint
11/09/2010US7828337 Threaded connection with wedge segments
11/03/2010CN201621413U Movable joints attached U-shaped tube
11/03/2010CN201621409U Threaded elbow branch pipe seat
11/03/2010CN201621394U High-sealing oil bushing threaded connector
11/03/2010CN101876385A Gas joint
10/2010
10/28/2010WO2010122431A1 Threaded joint for tubes, pipes and the like
10/27/2010EP2243920A1 Threaded joint for tubes, pipes and the like
10/27/2010EP2242899A1 Electromagnetic telemetry assembly with protected antenna
10/27/2010CN101871325A Operation tubing threaded connection structure
10/27/2010CN101871324A Connecting structure of special high-pressure completion oil pipe
10/21/2010DE202010010987U1 Verbindungsteil für eine Röhre mit C-förmigen Verbindungsring, abnehmbar ohne Gewinde Connecting part for a tube with a C-shaped connecting ring, removable non-threaded
10/20/2010CN201610991U 液体吸入装置 Liquid suction device
10/20/2010CN101864908A Threaded connector for pipes
10/13/2010EP2238380A1 Energized composite metal to metal seal
10/13/2010CN201606593U 一种提高密封性能的螺纹连接机构 Method for improving the sealing performance of a threaded coupling mechanism
10/13/2010CN101858467A Spout connector
10/12/2010US7810849 Threads with perturbations
10/07/2010WO2010114168A1 Threaded joint for pipes
10/07/2010WO2010113948A1 Device and method for applying lubricant to screw thread section of steel pipe
10/07/2010WO2010113651A1 Method for evaluating connection state of pipe thread coupling, method for pipe thread coupling connection, and device for evaluating connection state of pipe thread coupling
10/07/2010CA2756744A1 Method for evaluating fastening state of threaded joint of pipes or tubes, method for fastening threaded joint of pipes or tubes, and apparatus for evaluating fastening state of threaded joint of pipes or tubes
10/07/2010CA2755888A1 Threaded joint for pipes
10/07/2010CA2753360A1 Apparatus and method for applying a lubricant to a threaded portion of a steel pipe
10/06/2010EP2236890A2 Fluid manifold for a heating and/or cooling system
10/06/2010CN201599503U 多功能排水接头 Multifunction drain connection
10/06/2010CN101852317A Preset device for connecting accessory on pipeline
10/06/2010CN101014796B Male element for a sealed threaded tubular connection and its production method
09/2010
09/29/2010EP2231996A1 Sealed threaded tubular connection which is resistant to successive pressure loads
09/29/2010CN101849079A Threaded connection comprising at least one threaded element with an end lip for a metal tube
09/29/2010CN101175939B Assembly of male and female members, and female member
09/28/2010US7802692 Device for and method of fastening two component members
09/28/2010CA2565582C Threaded connection for oil field applications
09/22/2010CN101839379A Threaded connection method of steel tubes
09/16/2010DE202009004737U1 Rohrverbinder Pipe Connector
09/15/2010CN201582490U Loose joint mechanism for valve
09/15/2010CN101836023A Connection system for double-walled pipes
09/14/2010US7793989 Locking connector with depressions
09/14/2010CA2608043C Threaded joint for steel pipe
09/09/2010DE102009011200A1 Attachment system for attaching paint spray gun cup to paint spray gun utilized for coating colors on surface to be painted, has screw wedge element that is clamped with counter wedge element by rotating docking piece using safety device
09/08/2010CN201575260U Reducing tee joint with mutually vertical joints
09/08/2010CN201575242U Connection structure of aerating pipes
09/08/2010CN201575237U High pressure cutting special pipe
09/08/2010CN201575013U Pipe connector
09/02/2010DE202010008064U1 Spiralwellrohranschlussverbinder Spiral corrugated pipe terminal connector
09/01/2010CN201568662U Threading connector with three torque shoulders
09/01/2010CN201568661U Zigzag connecting pipe
08/2010
08/26/2010WO2010094179A1 Portable connecting device of pipeline type water purifier and purified water preparing machine, purified water preparing machine
08/26/2010US20100213707 Threaded connection for a fluid flow apparatus
08/26/2010DE102009009990A1 Schutzschlauch-/-Rohr-Schnellverschraubung Protective tube - / - pipe connector quick
08/25/2010CN201561206U Inner-connected screw head capable of cutting freely
08/25/2010CN201561205U Anti-leaking anti-cracking internal-connection screw head
08/25/2010CN201561013U Steel pipe connecting piece
08/19/2010DE202010006985U1 Wasserdichtes Fixierstück mit doppelten Klemmen für Stromkabel und Wellenrohr Waterproof locking rail with double clamps for power cable and wave tube
08/19/2010DE202010006983U1 Wasserdichtung und Kabelfixierstück Water seal and Kabelfixierstück
08/17/2010CA2555442C Threaded joint for an oil well pipe and method for manufacturing same
08/12/2010WO2010089124A1 Connecting device for a guide element and connecting system
08/12/2010US20100201119 Tubular threaded member with dry protection coating
08/11/2010EP2216576A1 Pipe screw joint
08/11/2010CN201547425U High-pressure pipe joint
08/11/2010CN201547424U Structure for connecting composite vacuum heat-insulating pipes
08/11/2010CN201547423U Expansion tie-in of air-conditioner pipeline
08/11/2010CN201547422U Connection joint for hydraulic oil pipes
08/11/2010CN201547421U Circular pressure air pipe with platform
08/11/2010CN201547420U Metric joint-inch joint conversion duct
08/11/2010CN1786542B Improved pipe connection
08/11/2010CN101802473A Threaded joint with high radial loads and differentially treated surfaces
08/11/2010CN101799093A Fiber-reinforced composite strainer pipe
08/11/2010CN101438089B Tubular threaded joint
08/11/2010CN101300443B Threaded joint for steel pipes and its pin and shell
08/10/2010CA2500416C Threaded pipe with surface treatment
08/05/2010DE19529735B4 Wickelvorrichtung Winder
08/05/2010DE102009037696A1 Anschlussorgan für ein Leitungselement und Anschlusssystem Connecting device for a line element and connection system
08/04/2010EP2212510A1 Threaded connection comprising at least one threaded element with an end lip for a metal tube
08/04/2010CN201539648U Threaded pipe fitting connector
07/2010
07/28/2010EP2210931A1 Pipe screw joint with lubricating film
07/28/2010EP2210030A1 Threaded joint for steel pipes
07/28/2010CN201535381U 易撤易换的双阀控制阀 Easy withdrawal easy to change the dual valve control valve
07/22/2010WO2010082534A1 Pipe joint
07/22/2010US20100181763 Wedge thread with torque shoulder
07/22/2010US20100181762 Super high torque dope-free threaded joint
07/14/2010EP2205896A1 Connection system for double-walled pipes
07/14/2010CN201526766U Pipe fitting quickly-assembling structure
07/14/2010CN201526751U External thread connector of automobile air-conditioner pipe
07/14/2010CN201526750U Explosion-proof water joint
07/14/2010CN201525960U Self-closing anti-drop apparatus for washing machine connecting with water valve
07/08/2010WO2010076007A1 Sealed tubular connection used in the oil industry
07/08/2010US20100171310 Sealed tubular joint with plastic expansion and at least one inclined surface
07/08/2010US20100171306 Threaded element of a component with opposed threading portions and corresponding tubular threaded connection
07/08/2010CA2748151A1 Sealed tubular connection used in the oil industry
07/07/2010EP2204593A2 Threaded tubular connection which is resistant to bending stresses
07/06/2010US7748755 Couplings for water fed poles
07/01/2010WO2010074642A1 Tool and method for transfer of tubes
07/01/2010US20100167968 Lubricating composition with an adaptable coefficient of friction, for a threaded element of a component of a tubular threaded joint
06/2010
06/30/2010EP2202438A2 Pipe coupling assembly and protective ring therefor
06/30/2010EP2202437A2 Pipe coupling assembly and protective ring therefor
06/30/2010CN101761721A Connection method for pipe branching from opening at external arc of elbow by using branch pipe seat
06/30/2010CN101761715A Tube head connecting piece
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