1
Michael H Johnson: Method and apparatus for testing, completion and/or maintaining wellbores using a sensor device. Baker Hughes Incorporated, Rosenblatt & Redano P C, November 3, 1998: US05829520 (350 worldwide citation)

The present invention is an improved method and apparatus for testing and monitoring wellbore operations. The invention is (1) a data acquisition device capable of monitoring, recording wellbore and/or reservoir characteristics while capable of fluid flow control; and (2) a method of monitoring and/ ...


2
Paulo S Tubel, Glynn Williams, Michael H Johnson, John W Harrell, Jeffrey J Lembcke, Kurt A Hickey, Nigel Leggett: Monitoring of downhole parameters and tools utilizing fiber optics. Baker Hughes Incorporated, Madan Mossman & Sriram P C, August 28, 2001: US06281489 (182 worldwide citation)

This invention provides a method for controlling production operations using fiber optic devices. An optical fiber carrying fiber-optic sensors is deployed downhole to provide information about downhole conditions. Parameters related to the chemicals being used for surface treatments are measured in ...


3
Benn Voll, Michael H Johnson, John W Harrell: Flow control apparatus and methods. Baker Hughes Incorporated, Madan Mossman & Sriram P C, September 5, 2000: US06112817 (162 worldwide citation)

The present invention provides a method for obtaining equalized production from deviated wellbores. A plurality of spaced apart flow control device are deployed along the length of the wellbore. The fluid from various zones are drawn in a manner that depletes the reservoir uniformly along the entire ...


4
John L Bearden, John W Harrell, Jerald R Rider, Gordon L Besser, Michael H Johnson, Paulo S Tubel, Larry A Watkins, Daniel J Turick, Joseph F Donovan, J V Henry, Dick L Knox: Electrical submersible pump and methods for enhanced utilization of electrical submersible pumps in the completion and production of wellbores. Baker Hughes Incorporated, Felsman Bradley Vaden Gunter & Dillon, January 2, 2001: US06167965 (111 worldwide citation)

An improved electrical submersible pump is disclosed in which a processor downhole is utilized to monitor one or more subsurface conditions, to record data, and to alter at least one operating condition of the electrical submersible pump. Novel uses are described for downhole gas compression, the de ...


5
John W Harrell, Michael H Johnson, Daniel J Turick, Larry A Watkins: Method and apparatus for drilling and completing wells. Baker Hughes Incorporated, Gerald W Spinks, September 16, 1997: US05667023 (94 worldwide citation)

A method and apparatus for drilling and completing a bore hole are disclosed. The method comprises positioning a work string in the well, with a bottom hole assembly attached. The bottom hole assembly can include a drill bit, a drilling motor, orientation instrumentation, and a completion assembly. ...


6
Joseph F Donovan, Michael H Johnson, Daniel J Turick: Method of drilling and completing wells. Baker Hughes Incorporated, Madan & Morris, September 2, 1997: US05662170 (94 worldwide citation)

A method and assembly for completing a well is disclosed. Generally, the method comprises the steps of positioning a stationary string in the well at a first position. The stationary string will have connected thereto a completion device for completing the well to a reservoir and a detachment appara ...


7
Richard G Van Buskirk, Michael J Loughlin, Rustom K Mody, Albert A Mullins II, Michael H Johnson: Method and apparatus for sealing and transfering force in a wellbore. Baker Hughes Incorporated, Melvin A Hunn Esq, Mark D Perdue Esq, April 29, 1997: US05623993 (77 worldwide citation)

A wellbore is at least partially obstructed with a partition or obstruction member. A fluid slurry of an aggregate mixture of particulate matter is pumped into the wellbore adjacent the partition or obstruction member. The aggregate mixture of particulate material contains at least one component of ...


8
Christopher K Shaw, Michael H Johnson, Wallace W F Leung: Apparatus for controlling and monitoring a downhole oil/water separator. Baker Hughes Incorporated, Cantor Colburn, December 7, 1999: US05996690 (72 worldwide citation)

A computerized (e.g. intelligent) downhole oil/water separation system. A hydrocyclone separator is used downhole to separate oil from water. Downhole sensors monitor parameters associated with the oil/water separation and provide signals representing the parameters to a controller. The controller c ...


9
Michael H Johnson, Joseph F Donovan, Daniel Turick: Multi-lateral wellbore systems and methods for forming same. Baker Hughes Incorporated, Madan & Morris PLLC, February 9, 1999: US05868210 (67 worldwide citation)

The present invention provides multi-branched wellbore systems and methods for forming and utilizing such wellbores. An access wellbore is formed substantially in a non-producing formation. From the access wellbore are drilled one or more branch wellbore into producing formations and into non-produc ...


10
Michael H Johnson, Hang Nguyen, Lewis B Ledlow: Method of propagating a hydraulic fracture using fluid loss control particulates. Baker Hughes Incorporated, Rosenblatt & Associates, July 5, 1994: US05325921 (63 worldwide citation)

A two-fluid method for fracturing a subterranean formation to increase the production of fluids from a well therein has been discovered. In a typical operation, a fluid pad is injected into the well which essentially simultaneously fractures the formation and forms a low permeability filter cake on ...