Patents Represented by Attorney Van Someren, P.C.
  • Patent number: 7730949
    Abstract: A technique is provided for performing a well treatment operation. A completion assembly is constructed with a tubular member designed to maintain pressure integrity above a given well treatment zone. The completion assembly and a service tool can be moved downhole for well treatment operations in one or more well zones. A converter tool is utilized to selectively form openings through a wall of the tubular member to enable flow following completion of the well treatment in a lower zone.
    Type: Grant
    Filed: September 20, 2007
    Date of Patent: June 8, 2010
    Assignee: Schlumberger Technology Corporation
    Inventors: Thibaut Guignard, John R. Whitsitt
  • Patent number: 7343970
    Abstract: A system and method is provided for producing fluid from a subterranean formation. A sensor system is used to monitor bottom hole flowing pressure and formation pressure. The relationship of these pressures is utilized in conjunction with a stability envelope of the formation in optimizing fluid production.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: March 18, 2008
    Assignee: Schlumberger Technology Corporation
    Inventors: Jorge E. Lopez de Cardenas, Adinathan Venkitaraman
  • Patent number: 7284603
    Abstract: A well completion having an expandable tubular. The expandable tubular having a tubular base and a conforming layer. The conforming layer being radially expandable singularly or in combination with expansion of the tubular base. The expandable tubular being perforated or non-perforated.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: October 23, 2007
    Assignee: Schlumberger Technology Corporation
    Inventor: Herve Ohmer
  • Patent number: 7222676
    Abstract: A well system utilizes a control line system. The control line system is implemented with a completion of the type deployed in a wellbore. The control line system facilitates transmission of monitoring, command or other types of control and telemetry. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).
    Type: Grant
    Filed: May 7, 2003
    Date of Patent: May 29, 2007
    Assignee: Schlumberger Technology Corporation
    Inventors: Dinesh R. Patel, Rodney J. Wetzel, Peter V. Howard, Patrick W. Bixenman
  • Patent number: 7201226
    Abstract: A system and method measures a pressure or other measurement at a source (e.g. a hydraulic power supply) and in or near a downhole tool and compares the measurements to verify that, for example, the supply is reaching the tool. The system and method also may utilize a gauge positioned within a packer or positioned for communication with the setting chamber of a packer.
    Type: Grant
    Filed: September 16, 2004
    Date of Patent: April 10, 2007
    Assignee: Schlumberger Technology Corporation
    Inventor: Philippe Gambier
  • Patent number: 7134491
    Abstract: The present invention provides a method for remedying minute seal leaks in downhole tools and equipment. The various embodiments of the present invention utilize pressure activated liquid sealants stored in local reservoirs to remedy such leaks.
    Type: Grant
    Filed: November 26, 2002
    Date of Patent: November 14, 2006
    Assignee: Schlumberger Technology Corporation
    Inventors: Harjit Kohli, Hebah Ahmed, Michael Johnson
  • Patent number: 7048052
    Abstract: At least a first expandable tubular and a second expandable tubular are connected to each other by a connector system. The connector system is expandable and utilizes a plurality of extensions that may be used to create an interlocking engagement. The system design enables both the tubulars and the connector system to be expanded to an increased diameter.
    Type: Grant
    Filed: October 30, 2003
    Date of Patent: May 23, 2006
    Assignee: Schlumberger Technology Corporation
    Inventors: Matthew R. Hackworth, Craig D. Johnson, Patrick W. Bixenman
  • Patent number: 7036600
    Abstract: A technique for deploying expandables is provided. The technique comprises actuating an expansion tool such that the expansion tool imparts an outwardly directed radial force on an expandable tubular. More specifically, the expansion tool imparts radial expansion forces against an interior surface of the tubular thereby allowing the tubular to be deployed in a wellbore environment.
    Type: Grant
    Filed: July 23, 2003
    Date of Patent: May 2, 2006
    Assignee: Schlumberger Technology Corporation
    Inventors: Craig D. Johnson, Joel E. McClurkin, Kian Rasa, Peter A. Goode, David L. Malone
  • Patent number: 6981853
    Abstract: A system and method for protecting a motor for a submersible pumping system. A variety of motor protectors are provided for application in variable temperature environments and multiple wellbore orientations. The motor protectors may include one or more of a positively pressurized bellows, a relatively balanced pressure bellows free of sliding seals, and a multi-orientable labyrinth. Each of these motor protectors also may have various moisture absorbents, filters, particle shedders and various conventional motor protector components.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: January 3, 2006
    Assignee: Schlumberger Technology Corporation
    Inventors: Michael H. Du, Lawrence C. Lee, Arunkumar Arumugam, Ashley C. Kishino
  • Patent number: 6973974
    Abstract: A valve assembly to control the intake of fluid. The valve assembly has a valve body and a valve choke disposed therein. The valve choke has a choke bore through the interior of the valve choke. The valve choke has a plurality of orifices to the choke bore spaced at intervals along the valve choke. A seal is disposed between the valve body and valve choke. The valve system is operable to position the valve choke so that the seal is positioned between the valve body and the valve choke at the intervals between the plurality of orifices.
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: December 13, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Eugene P. McLoughlin, Scott A. Rubinstein, Ricardo Martinez, Alexandere G. E. Kosmala
  • Patent number: 6971848
    Abstract: A system and method is provided for constructing an elongated pump. The pump has multiple stages within an outer housing. Each stage comprises an impeller and a diffuser. The diffusers are divided into separate groups that are compressed during construction of the pump.
    Type: Grant
    Filed: October 1, 2003
    Date of Patent: December 6, 2005
    Assignee: Schlumberger Technology Corporation
    Inventor: Arthur I. Watson
  • Patent number: 6966380
    Abstract: A valve assembly to control the intake of fluid. The valve assembly has a valve body and a valve choke disposed therein. The valve choke has a choke bore through the interior of the valve choke. The valve choke has a plurality of orifices to the choke bore spaced at intervals along the valve choke. A seal is disposed between the valve body and valve choke. The valve system is operable to position the valve choke so that the seal is positioned between the valve body and the valve choke at the intervals between the plurality of orifices.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: November 22, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Eugene P. McLoughlin, Scott A. Rubinstein, Ricardo Martinez, Alexandre G.E. Kosmala
  • Patent number: 6910870
    Abstract: The present invention provides a high temperature pothead used to provide power to a submersible motor. More specifically, the present invention provides a high temperature pothead that does not require elastomeric sealing elements.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: June 28, 2005
    Assignee: Schlumberger Technology Corporation
    Inventor: Paul Ebner
  • Patent number: 6904797
    Abstract: A system and method for profiling and modifying fluid flow through a wellbore. The system comprises a logging system, a downhole unit, and a deployment system. The logging system comprises a logging tool. The downhole unit is operable to house the logging tool. In addition, the downhole unit is operable to selectively secure a retrievable fluid barrier within a wellbore casing. The deployment system is operable to deploy the downhole unit in the wellbore casing. The method comprises deploying the downhole unit into the wellbore and securing the retrievable fluid barrier below a first group of perforations. The method also comprises operating the logging tool to detect a wellbore fluid parameter.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: June 14, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Peter J. Schrenkel, Terry E. Hix, Arthur M. Bedgood, Christopher Patrick Brown, Albert G. Ollre, IV
  • Patent number: 6886391
    Abstract: The present invention provides a sealing assembly for protecting a downhole connection. The sealing assembly comprises independently energized metal-metal seals and a housing that prevents the energization of individual seals from affecting other seals.
    Type: Grant
    Filed: May 18, 2004
    Date of Patent: May 3, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Harjit S. Kohli, Hebah Ahmed, Anthony F. Veneruso
  • Patent number: 6863124
    Abstract: The present invention provides a submersible motor and pump system for use in a wellbore. More specifically, the present invention provides a submersible system having a sealed motor and a magnetic coupling to transmit torque from the sealed motor to the pump.
    Type: Grant
    Filed: December 17, 2002
    Date of Patent: March 8, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Grigory L. Araux, Steven E. Buchanan
  • Patent number: 6848510
    Abstract: The present invention provides a screen for a well that utilizes a partial screen wrapping used to advantage with side conduits (e.g., alternate flowpaths), control lines, intelligent completions devices, and the like. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: February 20, 2002
    Date of Patent: February 1, 2005
    Assignee: Schlumberger Technology Corporation
    Inventors: Patrick W. Bixenman, Craig D. Johnson, Jake A. Danos, Matthew R. Hackworth
  • Patent number: 6794788
    Abstract: A modular electric motor. The modular motor includes a plurality of mechanically and electrically coupleable stator sections and mechanically coupleable housing sections. At least one stator section has conductors extending longitudinally therethrough for generating a magnetic field to impart rotative motion in a rotor. A given motor may be assembled to a variety of desired lengths by mechanically and electrically coupling the appropriate number of motor sections. This facilitates construction of a desired horsepower motor for a given application.
    Type: Grant
    Filed: May 26, 2000
    Date of Patent: September 21, 2004
    Assignee: Schlumberger Technology Corporation
    Inventors: Stephen D. Smith, Joe Liu C. Liu, Rick Bailey, Roy Fleshman
  • Patent number: 6789621
    Abstract: An intelligent well system and method has a sand face completion and a monitoring system to monitor application of a well operation. Various equipment and services may be used. In another aspect, the invention provides a monitoring system for determining placement of a well treatment. Yet another aspect of the invention is an instrumented sand screen. Another aspect is a connector for routing control lines. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).
    Type: Grant
    Filed: April 18, 2002
    Date of Patent: September 14, 2004
    Assignee: Schlumberger Technology Corporation
    Inventors: Rodney J. Wetzel, Sudhir Pai, David R. Smith, Peter V. Howard, Craig D. Johnson, Jake A. Danos, Patrick W. Bixenman
  • Patent number: 6761544
    Abstract: A component, such as a submersible motor, having a lubrication distribution system. The component includes an outer housing having a rotatable shaft disposed within the housing. The shaft is supported by one or more bearings and a lubricant is disposed within the housing. A conduit is provided for conducting a lubricant from the lubricant pump to desired locations, such as the one or more bearings.
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: July 13, 2004
    Assignee: Schlumberger Technology Corporation
    Inventor: Patrick M. McCartney