Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 17 - Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings
Patents for E21B 17 - Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings (27,800)
05/2003
05/22/2003WO2003042488A2 Deepwater slim hole well construction
05/22/2003WO2003008755A3 Wear resistant tubular connection
05/22/2003US20030097209 System and method for limiting vortex-induced vibrations on an offshore production riser
05/22/2003US20030094814 Submersible pump drop pipe and casing assembly connection and method of manufacture
05/22/2003US20030094810 Threaded joint for steel pipes having improved galling resistance and rust-preventing properties
05/22/2003US20030094312 Breakable washer earth boring bit
05/22/2003US20030094310 Three dimensional steerable system and method for steering bit to drill borehole
05/22/2003US20030094308 Boring device and boring method
05/22/2003US20030094279 Method of selecting tubular members
05/22/2003US20030094278 Expansion cone for radially expanding tubular members
05/22/2003US20030094277 Expansion cone for radially expanding tubular members
05/21/2003EP1311739A1 Pipe assembly
05/21/2003EP0951623B1 Connector
05/21/2003CN2551757Y Ball-sucker rod wear-proof device
05/21/2003CN2551756Y Drilling rod pipe end thickening structure
05/21/2003CN1419638A Slim type oil well pipe fitting
05/20/2003US6565287 Apparatus for suppression of vortex induced vibration without aquatic fouling and methods of installation
05/20/2003US6564875 Protective device for threaded portion of tubular member
05/15/2003WO2003040513A2 In situ thermal processing of a hydrocarbon containing formation
05/15/2003US20030090390 Method and system for performing operations and for improving production in wells
05/15/2003US20030089497 Apparatus for absorbing a shock and method for use of same
05/15/2003US20030089075 Riser impact protection
05/14/2003EP1310630A1 Fairing for a marine riser
05/14/2003EP1310600A1 Drilling apparatus and method
05/14/2003EP1185813A4 Thread form with multifaceted flanks
05/14/2003CN2550480Y Connector for well cementation cement head
05/14/2003CN1417450A Bayonet joint mechanism with automatic interval compensation
05/14/2003CN1417449A Antiwear pumping rod and its machining process
05/14/2003CN1417448A Hole drilling equipment and method
05/13/2003US6562401 Method for making a stand-off device to prevent an oilfield tubular from contacting the side of the wellbore
05/13/2003US6561735 Well riser lateral restraint and installation system for offshore platform
05/13/2003US6561734 Partial helical strake for vortex-induced-vibrationsuppression
05/13/2003US6561521 Metal-to-metal seal with soft metal insert
05/13/2003US6561289 Bottomhole assembly and methods of use
05/13/2003US6561280 Method of injecting tubing down pipelines
05/13/2003US6561278 Methods and apparatus for interconnecting well tool assemblies in continuous tubing strings
05/13/2003US6561227 Wellbore casing
05/13/2003CA2362872A1 A dynamic centralizer design for probe type measuring while drilling tools (mwd)
05/13/2003CA2156977C Improved methods and systems for subterranean multilateral well drilling and completion
05/08/2003US20030086763 Riser system employing a tensioning mechanism
05/08/2003US20030085570 Assembly of hollow torque transmitting sucker rods
05/08/2003US20030085038 Sand screen with integrated sensors
05/08/2003US20030084716 Apparatus for measuring and recording data from boreholes
05/07/2003EP1307679A1 Pipe assembly
05/07/2003EP1307632A1 Cleaning and doping of tubulars
05/07/2003EP1119684B1 A reinforced flexible tubular pipe with conveying back of leak fluid
05/07/2003CN2549165Y Sucker rod stabilizing protector
05/07/2003CN2549164Y Tubing protector
05/07/2003CN2549163Y Downhole anti-wear device of sucker rod
05/07/2003CN2549162Y Air-tight threaded joint of petroleum casing
05/07/2003CN2549161Y Sucker rod connector
05/07/2003CN2549160Y High-temperature antiseptic antiwax antifouling tubing
05/07/2003CN1415839A Method for inversive fastening pumping rods
05/06/2003US6557906 Tubular members
05/06/2003US6557654 Drill pipe having a journal formed thereon
05/06/2003US6557653 Working tool for a percussion power tool
05/06/2003US6557651 Automated lubricant dispensing system and method for a horizontal directional drilling machine
05/06/2003US6557642 Submersible pumps
05/06/2003US6557640 Lubrication and self-cleaning system for expansion mandrel
05/06/2003US6557637 Subsea riser disconnect and method
05/06/2003CA2101446C Well completion system
05/06/2003CA2055495C Device for delivering corrosion or deposition inhibiting agents into a well by means of an auxiliary delivery tube
05/02/2003EP1305547A1 Data transmission system for a string of downhole components
05/02/2003EP1305498A2 Drilling and lining method using a spoolable tubing
05/02/2003EP1305497A1 Rod linkage
05/02/2003EP1012440B1 Boring device
05/02/2003EP0963502B1 Downhole clutch with flow ports
05/01/2003WO2003036043A2 Forming openings in a hydrocarbon containing formation using magnetic tracking
05/01/2003WO2003036041A2 In situ recovery from a hydrocarbon containing formation using barriers
05/01/2003WO2003036040A2 In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor
05/01/2003WO2003036039A1 In situ production of a blending agent from a hydrocarbon containing formation
05/01/2003WO2003036038A2 In situ thermal processing of a hydrocarbon containing formation via backproducing through a heater well
05/01/2003WO2003036037A2 Installation and use of removable heaters in a hydrocarbon containing formation
05/01/2003WO2003036036A1 In situ recovery from lean and rich zones in a hydrocarbon containing formation
05/01/2003WO2003036035A2 In situ upgrading of coal
05/01/2003WO2003036034A1 Coductor-in-conduit heat sources with an electrically conductive material in the overburden
05/01/2003WO2003036033A1 Simulation of in situ recovery from a hydrocarbon containing formation
05/01/2003WO2003036032A2 In situ thermal processing of a hydrocarbon containing formation to produce heated fluids
05/01/2003WO2003036031A2 Seismic monitoring of in situ conversion in a hydrocarbon containing formation
05/01/2003WO2003036030A2 In situ thermal processing and upgrading of produced hydrocarbons
05/01/2003WO2003036027A1 Lubricant for use in a wellbore
05/01/2003WO2003036024A2 Method and system for in situ heating a hydrocarbon containing formation by a u-shaped opening
05/01/2003WO2003036022A1 Apparatus and methods for remote installation of devices for reducing drag and vortex induced vibration
05/01/2003WO2003036017A1 Locking arrangement for a threaded connector
05/01/2003WO2003036016A1 Method for conditioning wellbore fluids and sucker rod therefore
05/01/2003WO2003035811A1 Remediation of a hydrocarbon containing formation
05/01/2003WO2003035801A2 Producing hydrocarbons and non-hydrocarbon containing materials from a hydrocarbon containing formation
05/01/2003US20030082929 Data transfer system
05/01/2003US20030079913 Apparatus and method for drilling and reaming a borehole
05/01/2003US20030079874 System, method and apparatus for deploying a data resource within a threaded pipe coupling
05/01/2003CA2463762A1 Apparatus and methods for remote installation of devices for reducing drag and vortex induced vibration
05/01/2003CA2463423A1 Upgrading and mining of coal
05/01/2003CA2463109A1 In situ thermal processing of a hydrocarbon containing formation using a natural distributed combustor
05/01/2003CA2462971A1 Installation and use of removable heaters in a hydrocarbon containing formation
04/2003
04/30/2003CN2547863Y Sucker rod centralising device
04/30/2003CN2547862Y Balanced pressure metering joint
04/30/2003CN2547861Y Cement head connecting apparatus of riser fast connection
04/30/2003CN1415044A Integrated transmitter surveying while boring (SWB) entrenching powering device for continuation of guided bore hole
04/29/2003US6555506 Corrosion inhibitors
04/29/2003US6554287 Collapsing type seal for expandable tubular connections
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