| Patents for E21B 33 - Sealing or packing boreholes or wells (33,564) |
|---|
| 03/05/2015 | WO2015031786A1 Bidirectionally testable seal configuration |
| 03/05/2015 | WO2015031459A1 Packer having swellable and compressible elements |
| 03/05/2015 | WO2015031018A1 Swellable ball sealers |
| 03/05/2015 | WO2015030794A1 High-temperature lubricants comprising elongated carbon nanoparticles for use in subterranean formation operations |
| 03/05/2015 | WO2015030721A1 Acid diversion treatments in injection wells using permeability modifiers |
| 03/05/2015 | WO2015028826A2 Running Tool |
| 03/05/2015 | WO2015028790A2 Improved annular blow out preventer |
| 03/05/2015 | WO2015028651A2 Blowout preventer stack and supply system |
| 03/05/2015 | WO2015028257A1 Tubular element with dynamic sealing and method for applying same against the wall of a wellbore |
| 03/05/2015 | WO2015028093A1 Method of plugging a well |
| 03/05/2015 | US20150060088 Packer Having Swellable and Compressible Elements |
| 03/05/2015 | US20150060086 Running Tool with Retractable Collet for Liner String Installation in a Wellbore |
| 03/05/2015 | US20150060085 Plug reception assembly and method of reducing restriction in a borehole |
| 03/05/2015 | US20150060081 Capping stack for use with a subsea well |
| 03/05/2015 | US20150060078 Subsea drilling with casing |
| 03/05/2015 | US20150060076 Profile selective system for downhole tools |
| 03/05/2015 | US20150060072 Methods of treatment of a subterranean formation with composite polymeric structures formed in situ |
| 03/05/2015 | US20150060071 Liner cementation process and system |
| 03/05/2015 | US20150060070 Methods of cementing and lassenite-containing cement compositions |
| 03/05/2015 | US20150060069 Swellable ball sealers |
| 03/05/2015 | US20150060048 Wireline guide tool |
| 03/05/2015 | US20150060047 Elastomeric ball seat for a frac plug |
| 03/04/2015 | EP2843183A1 Downhole annular base structure |
| 03/04/2015 | EP2843182A2 Well multiple casing installation system |
| 03/04/2015 | EP2841686A1 Magnetic retrieval tool |
| 03/04/2015 | EP2841684A2 Oilfield apparatus and methods of use |
| 03/04/2015 | EP2841683A2 Oilfield apparatus and methods of use |
| 03/03/2015 | US8968037 Subsea container electrical through connector |
| 03/03/2015 | US8967589 Seal |
| 03/03/2015 | US8967281 Expandable packer |
| 03/03/2015 | US8967280 Locking assembly for mechanically set packer |
| 03/03/2015 | US8967278 Collar assembly for breaking tubing hanger connections |
| 03/03/2015 | US8967273 System for detecting, containing and removing hydrocarbon leaks in a subsea environment |
| 03/03/2015 | US8967255 Subsurface release cementing plug |
| 03/03/2015 | US8967245 Borehole seal, backup and method |
| 02/26/2015 | WO2015026369A1 Wellbore servicing materials and methods of making and using same |
| 02/26/2015 | WO2015026337A1 Cement head remote control and tracking |
| 02/26/2015 | WO2015026240A1 Riser restrictor device |
| 02/26/2015 | WO2015024980A1 Inflatable sleeve with controlled expansion |
| 02/26/2015 | US20150053428 Method of setting and maintaining a tool in a set position for a period of time |
| 02/26/2015 | US20150053427 Plunger for gas lift system with novel skirt |
| 02/26/2015 | US20150053424 Fill up tool |
| 02/26/2015 | US20150053423 Stuffing box isolation apparatus and methods of using |
| 02/26/2015 | US20150053418 Integrated wellhead assembly |
| 02/26/2015 | US20150053405 One trip perforating and washing tool for plugging and abandoning wells |
| 02/26/2015 | US20150053397 Re-fracturing Bottom Hole Assembly and Method |
| 02/26/2015 | US20150053396 Packer end ring with polymer gripping device |
| 02/26/2015 | US20150053395 Seal Element |
| 02/26/2015 | CA2855328A1 Improved re-fracturing bottom hole assembly and method |
| 02/26/2015 | CA2846363A1 Well multiple casing installation system |
| 02/25/2015 | EP2840228A2 Wellbore Annular Safety Valve and Method |
| 02/25/2015 | EP2840227A2 Wellbore annular safety valve and method |
| 02/25/2015 | EP2839108A1 Packer, sealing system and method of sealing |
| 02/25/2015 | EP2839107A1 High temperature stable water swellable rubber composition |
| 02/25/2015 | EP2839106A1 Completing long, deviated wells |
| 02/24/2015 | US8961072 Tension frame |
| 02/24/2015 | US8960316 Interventionless adjustable flow control device using inflatables |
| 02/24/2015 | US8960315 Swellable downhole apparatus and support assembly |
| 02/24/2015 | US8960314 Shape memory seal assembly |
| 02/24/2015 | US8960313 Packer deployed formation sensor |
| 02/24/2015 | US8960312 Mitigating leaks in production tubulars |
| 02/24/2015 | US8960311 High pressure seal adapter for splitter conductor housing to wellhead connection |
| 02/24/2015 | US8960310 Apparatus and method for connecting fluid lines |
| 02/24/2015 | US8960308 Methods and devices for isolating wellhead pressure |
| 02/24/2015 | US8960307 Wellhead system with gasket seal |
| 02/24/2015 | US8960306 Annular blowout preventer and lower marine riser package connector unit |
| 02/24/2015 | US8960301 Completing underwater wells |
| 02/24/2015 | US8960300 Remote subsea connection equipment |
| 02/24/2015 | US8960283 Damper cartridge for launching plugs in cementing operations |
| 02/24/2015 | US8960277 Packer for sealing against a wellbore wall |
| 02/24/2015 | US8960276 Wellhead seal device to seal casing |
| 02/24/2015 | US8960275 Pitless well adaptor with high-efficiency flow divider |
| 02/24/2015 | US8960274 Wellhead tubular connector |
| 02/24/2015 | US8960270 Shunt tube flowpaths extending through swellable packers |
| 02/24/2015 | CA2777900C A system for testing cement |
| 02/24/2015 | CA2527395C Riser rotating control device |
| 02/21/2015 | CA2859738A1 Stuffing box isolation apparatus and methods of using |
| 02/19/2015 | WO2015023248A1 Improved coupling for a cement head |
| 02/19/2015 | WO2015023190A1 Method for establishment of a new well path from an existing well |
| 02/19/2015 | WO2015022513A2 Wellbore-lining tubing running and severing tool |
| 02/19/2015 | WO2015022512A2 Rotary control devices and methods |
| 02/19/2015 | US20150047909 WD Sidewall Coring Tool |
| 02/19/2015 | US20150047843 Method Of Inerting Pipelines, Buried Tanks Or Wellbores Using An Sap |
| 02/19/2015 | US20150047842 Tubulars and methods for delivery of chemical in a well |
| 02/19/2015 | US20150047838 Technique and apparatus to form a downhole fluid barrier |
| 02/19/2015 | US20150047828 Apparatus and method for stimulating subterranean formations |
| 02/19/2015 | US20150047826 Horizontal frac ball injector |
| 02/19/2015 | DE102013214736A1 Bohrlochanordnung mit Magnetkupplung und Druckausgleich The downhole assembly with magnetic clutch and pressure compensation |
| 02/19/2015 | DE102013108322A1 Klemmvorrichtung und Verfahren zur ortsfesten Fixierung einer Antriebswelle Clamping device and method for stationary Fixing a drive shaft |
| 02/18/2015 | EP2836671A1 Pipe provided with a crimped metal element, and corresponding process |
| 02/18/2015 | EP2836670A2 Blowout preventer seal assembly and method of using same |
| 02/18/2015 | EP2836669A2 Blowout preventer with locking ram assembly and method of using same |
| 02/18/2015 | EP2836668A2 Blowout preventer locking door assembly and method of using same |
| 02/18/2015 | EP2836565A1 Drilling fluids with nano and granular particles and their use for wellbore strengthening |
| 02/17/2015 | US8958604 LWD real-time borehole image transmission |
| 02/17/2015 | US8955847 Sealing arrangement for a down hole valve |
| 02/17/2015 | US8955619 Managed pressure drilling |
| 02/17/2015 | US8955606 Sealing devices for sealing inner wall surfaces of a wellbore and methods of installing same in a wellbore |
| 02/17/2015 | US8955605 Downhole tool and method of use |
| 02/17/2015 | US8955597 Method and system for abandoning a borehole |