152916 ⎘
Screw-threaded joints ; Forms of screw-threads for such joints with conical threads
Sub-classes:WELLBORE TUBULAR STRING HAVING THREADED CONNECTIONS
#2OIL COUNTRY TUBULAR GOODS, THREADED JOINT FOR OIL COUNTRY TUBULAR GOODS, AND COATING MATERIAL
#3ASYMMETRIC WEDGE THREAD TUBULAR CONNECTION OPTIMIZED FOR PRESSURE AND TORQUE CONTROL
#4Coupled Connection for Tight Clearance Casing Strings in Oil and Gas Wells
#5TUBULAR COMPONENT COMPRISING A THREADED CONNECTION ELEMENT
#6THREADED JOINT
#7STEEL PIPE JOINT STRUCTURE AND METHOD FOR PROCESSING STEEL PIPE
#8HIGH STRENGTH INSULATED TUBE
#9METAL TUBULAR COMPONENT, TUBULAR THREADED JOINT COMPRISING SUCH A COMPONENT AND METHOD OF OBTAINING SUCH A COMPONENT
#10THREADED TUBULAR MEMBERS EMPLOYING METAL-TO-METAL SEALS
#11IMPROVEMENTS TO A JOINT BETWEEN OIL AND GAS PIPE SECTIONS
#12THREAD FORM FOR DRILL BIT APPLICATION
#13Agent for forming solid lubricating coating film, oil country tubular goods, threaded joint for oil country tubular goods, and method for manufacturing oil country tubular goods
#14AGENT FOR FORMING SOLID LUBRICATING COATING FILM, OIL COUNTRY TUBULAR GOODS, AND THREADED JOINT FOR OIL COUNTRY TUBULAR GOODS
#15ELECTRICALLY INSULATED THREADED CONNECTION
#16Dimensioning of a threaded axial gap
#17Pipe connection systems in oil and gas applications
#18Non-continuously rotatable and removable ferrule for duct fitting
#19SELF-LOCKING THREADED CONNECTION PARTIALLY IN NON-LOCKING ENGAGEMENT
#20Coupled Connection for Tight Clearance Casing Strings in Oil and Gas Wells
#21Key Thread and Key Thread Systems
#22Oil country tubular goods casing coupling
#23Threaded joint
#24INSERT PRECISION-INTEGRATED INTO A BLANK BODY BY ADDITIVE MANUFACTURING
#25ASYMMETRIC WEDGE THREAD TUBULAR CONNECTION OPTIMIZED FOR PRESSURE AND TORQUE CONTROL
#26Seamless pipe and method for manufacturing same
#27Sealing device between two conduits, in particular for transporting a fluid comprising a corrosive and/or abrasive component
#28Self-locking threaded connection partially in non-locking engagement
#29Threaded joint for pipes
#30THREADED JOINT WITH SEALING SURFACE CARRIED OUT BY ADDITIVE MANUFACTURING
#31Threaded pipe connections with improved leak tightness
#32Coupling
#33Directly connected drill pipe applicable to extreme conditions
#34Pipe connector
#35Non-continuously rotatable and removable ferrule for duct fitting
#36Tubular threaded connection
#37Oil country tubular goods casing coupling
#38Threaded connection
#39DIRECTLY CONNECTED DRILL PIPE APPLICABLE TO EXTREME CONDITIONS
#40Enhanced welded pipe, threaded connections, and methods for achieving the same
#41Threaded connection for steel pipes
#42Swivel coupling
#43Flush joint high torque thread
#44Gas pipe joint
#45Method for assessing the quality of the coupling of two tubular components
#46Screw joint for oil well pipe
#47Drill pipe and optimization thereof
#48Arcuate thread form fit
#49Torque shoulder of a premium connection
#50Threaded joint for steel pipes
#51Fire hydrant nozzle
#52Coupling assembly and protective ring therefor
#53Electrical downhole communication connection for downhole drilling
#54Drill pipe and optimization thereof
#55Threaded connection for tubular component
#56METHOD AND APPARATUS FOR CONNECTING WELL EQUIPMENT
#57Assembly method of inner ring threaded-connection component device of wind-power locking plate
#58Premium threaded connection and method for making same
#59Autonomous connection evaluation and automated shoulder detection for tubular makeup
#60Fire hydrant nozzle
#61Threaded connection with void
#62Threaded joint for oil country tubular goods
#63Threadform having crest to root thread compound relief areas
#64Piping body having an RFID tag
#65Oil country tubular goods casing coupling
#66Threaded Connection for Steel Pipe
#67ROTARY SHOULDER CONNECTIONS FOR THREADED PIPE CONNECTIONS
#68Corrosion protection element for downhole connections
#69Threaded connection for pipe or tube and method for producing the threaded connection for pipe or tube
#70Abutments for threaded connections
#71Balanced Thread Form, Tubulars Employing the Same, and Methods Relating Thereto
#72Premium threaded connection and method for making same
#73Torque shoulder of a premium connection
#74Threaded fitting for tube
#75Autonomous connection evaluation and automated shoulder detection for tubular makeup
#76Enhanced welded pipe, threaded connections, and methods for achieving the same
#77Separable threaded connection with asymmetric coating
#78SINGLE LEAD WEDGETHREAD CONNECTION
#79Joint structure for steel pipes and method of manufacturing the same
#80Piping body having an RFID tag
#81Connecting oil country tubular goods
#82Oilfield tubular connection system and method
#83Coupling assembly and protective ring therefor
#84Threaded joint for steel pipes
#85Threaded joint
#86Threaded connection having high galling resistance and method of making same
#87Threaded connection with high bend and torque capacities
#88Threaded joint for tube
#89Assembly for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
#90Pipe connector
#91Superhigh torsional strength, metallic and airtight drillrod coupler
#92Pipe connector
#93Balanced thread form, tubulars employing the same, and methods relating thereto
#94Assembly for producing a threaded connection for drilling and operating hydrocarbon wells, and resulting threaded connection
#95Connection structure between pipe body and joint of aluminum alloy drill pipe
#96Pipe element having a composite pipe and a metal connector
#97Metal pipe having a connector
#98Fatigue resistant thread profile with combined curve rounding
#99QUICK FITTING CONNECTOR
#100Rotary shouldered connections and thread design
#101Threaded connections with an adjustable secondary shoulder
#102Method for checking a screwing state of a tubular threaded seal
#103Flush threaded connection and method of forming and using the flush threaded connection
#104Fast connector structure for cleaners
#105HOSE END-FITTINGS
#106Threaded joint for steel pipe
#107PIPE AND METHOD FOR MANUFACTURING PIPE
#108Connector assembly
#1094-round thread form
#110CONNECTOR ASSEMBLY
#111Threaded joint with low tightening torque
#112Wellbore percussion adapter and tubular connection
#113Threaded tool joint connection
#114Flush fitting pipe lining system
#115Method for finishing a tubular threaded member with a dry protection coating
#116Polymeric device to protect pipe coupling
#117Threaded connector for larger diameter tubular members
#118Threaded connection with improved root thread profile
#119Pressure compensation device for thread connections
#120Threaded joint for pipes
#121Tubular connector having a secondary shoulder
#122Threaded joint for steel pipes
#123Process for coating a threaded tubular component, threaded tubular component and resulting connection
#124Method of forming a machinable surface
#125Centrifugal applicator
#126Threaded connection of high-pressure fluid-carrying components of an injection device for internal combustion engines
#127Method for influencing the thread geometry of an internal thread for internal combustion engines
#128Pipe and pipe assembly provided with layers of electrically conductive material for conveying substances
#129Threaded connection with improved root thread profile
#130Threaded end of a tubular component for drilling or working hydrocarbon wells, and resulting connection
#131Identification tags and systems suitable for thin-walled components
#132Tapered thread configuration with improved durability
#133UNIVERSAL PIPE CONNECTION AND METHOD
#134Threaded joint for steel pipes
#135Assembly for producing a threaded connection, method for making up and breaking out said connection and use of said connection in a work over riser
#136THREADED DEVICE WITH METAL TO METAL SEAL AND METHOD
#137Photocurable composition suitable for rust prevention of a threaded joint for steel pipes
#138Tubular joint having wedge threads with surface coating
#139Connecting oil country tubular goods
#140Wedge threads with a solid lubricant coating
#141Tubular connection with self-locking threading used in the oil industry
#142Oil well pipe with threaded joint
#143Device for protecting a female end of a threaded tubular connection component, having an anti-unscrewing brake
#144Tubular joint having wedge threads with surface coating
#145WEDGE THREADS WITH A SOLID LUBRICANT COATING
#146Wellbore percussion adapter and tubular connection
#147Threaded joint for steel pipes
#148Threaded Tool Joint Connection
#149Threaded joint for pipes having a lubricating coating
#150Low cost, high performance pipe connection
#151TUBULAR THREADED MEMBER WITH DRY PROTECTION COATING
#152Super high torque dope-free threaded joint
#153Threads with perturbations
#154Synthesis of oil containing microcapsules and their use in functional composite coatings
#155Cylindrical tapered thread form for tubular connections
#156Threaded joint for steel pipes
#157Threaded joint for steel tubes
#158Threaded joint for steel pipes
#159TUBULAR THREADED ELEMENT PROVIDED WITH A DRY PROTECTIVE COATING
#160Intelligent electrical power distribution system
#161Connection element for producing a fluid-tight screw connection, and method for the production thereof
#162Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#163THREADED JOINT FOR AN OIL-WELL TUBING
#164Device and Method for a Fluid-Tight Connection
#165Solid expandable tubular members formed from very low carbon steel and method
#166Thread form for tubular connections
#167Threaded joint for steel pipe
#168Threaded joint for steel pipes
#169Protective Compression and Tension Sleeves for Threaded Connections for Radially Expandable Tubular Members
#170Electrically insulated wedge thread connection
#171Scalloped wedge threads
#172Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#173Fasteners Coated with Boron Nitride and Means for Securing Fasteners
#174Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#175Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#176Threaded Connection for Expandable Tubulars
#177Male element for a sealed threaded tubular connection
#178Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#179Method for producing tubular component provided with mutually oriented threaded elements
#180Threads with perturbations
#181Wedge thread with sealing metal
#182Threaded connection with wedge segments
#183Solid expandable tubular members formed from very low carbon steel and method
#184Threaded pipe and pipe joint and method of use
#185Sealing tubing
#186Surface conditioning prior to chemical conversion treatment of a steel member
#187Electrically insulated wedge thread connection
#188Protective sleeve for tubular connection
#189Pipe with a canal in the pipe wall
#190Threaded joint for steel pipes
#191Fatigue Resistant Rotary Shouldered Connection and Method
#192Protective compression and tension sleeves for threaded connections for radially expandable tubular members
#193Dope relief method for wedge thread connections
#194Threaded joint for steel pipes
#195Bullthread
#196Inductive coupler for downhole components and method for making same
#197Methods and connections for coupled pipe
#198Threads with perturbations
#199Downhole oilfield tubulars
#200Fast make-up fatigue resistant rotary shouldered connection
#201Threaded connection especially for radically plastically expandable conduit
#202Drop tube segments adapted for use with a liquid reservoir
#203Threaded connection for expandable tubulars
#204Pipe system and method for its manufacture
#205Sealing tubing
#206An Upset Downhole Component
#207Pipe fitting for liquid or steam
#208Tube having thread orientation marks
#209Thread Spacer
#210Formed internal surface tubular connection
#211Integral expanded upset
#212Flush joint high torque thread
#213Coupling for connecting threaded tubulars
#214Coupling for connecting threaded tubulars