US4893285A
(en)
*
|
1982-07-01 |
1990-01-09 |
Schlumberger Technology Corporation |
Method and apparatus for cement bond tool
|
US4522063A
(en)
*
|
1983-09-16 |
1985-06-11 |
T. D. Williamson, Inc. |
Methods and apparatus for indicating selected physical parameters in a pipeline
|
EP0186328A3
(en)
*
|
1984-12-10 |
1988-11-23 |
Halliburton Company |
Signal processing apparatus for use in well borehole
|
US4805156A
(en)
*
|
1986-09-22 |
1989-02-14 |
Western Atlas International, Inc. |
System for acoustically determining the quality of the cement bond in a cased borehole
|
NO172359C
(no)
*
|
1986-09-30 |
1993-07-07 |
Schlumberger Ltd |
Fremgangsmaate og apparat for bestemmelse av egenskaper hos materiale bak foringsroer i broennhull
|
US4928269A
(en)
*
|
1988-10-28 |
1990-05-22 |
Schlumberger Technology Corporation |
Determining impedance of material behind a casing in a borehole
|
US5089989A
(en)
*
|
1989-06-12 |
1992-02-18 |
Western Atlas International, Inc. |
Method and apparatus for measuring the quality of a cement to a casing bond
|
US5036496A
(en)
*
|
1990-10-18 |
1991-07-30 |
Chevron Research And Technology Company |
Method for cement evaluation using acoustical logs
|
US5763773A
(en)
*
|
1996-09-20 |
1998-06-09 |
Halliburton Energy Services, Inc. |
Rotating multi-parameter bond tool
|
US5907131A
(en)
|
1997-08-27 |
1999-05-25 |
Computalog U.S.A., Inc. |
Method and system for cement bond evaluation high acoustic velocity formations
|
US6850462B2
(en)
*
|
2002-02-19 |
2005-02-01 |
Probe Technology Services, Inc. |
Memory cement bond logging apparatus and method
|
US7296927B2
(en)
*
|
2005-04-07 |
2007-11-20 |
Halliburton Energy Services, Inc. |
Laboratory apparatus and method for evaluating cement performance for a wellbore
|
US7380466B2
(en)
*
|
2005-08-18 |
2008-06-03 |
Halliburton Energy Services, Inc. |
Apparatus and method for determining mechanical properties of cement for a well bore
|
US7549320B2
(en)
*
|
2007-01-11 |
2009-06-23 |
Halliburton Energy Services, Inc. |
Measuring cement properties
|
US7621186B2
(en)
*
|
2007-01-31 |
2009-11-24 |
Halliburton Energy Services, Inc. |
Testing mechanical properties
|
US7552648B2
(en)
*
|
2007-09-28 |
2009-06-30 |
Halliburton Energy Services, Inc. |
Measuring mechanical properties
|
WO2010008684A2
(en)
*
|
2008-07-15 |
2010-01-21 |
Schlumberger Canada Limited |
Apparatus and methods for characterizing a reservoir
|
US8601882B2
(en)
*
|
2009-02-20 |
2013-12-10 |
Halliburton Energy Sevices, Inc. |
In situ testing of mechanical properties of cementitious materials
|
US8783091B2
(en)
|
2009-10-28 |
2014-07-22 |
Halliburton Energy Services, Inc. |
Cement testing
|
US8863836B2
(en)
*
|
2010-04-06 |
2014-10-21 |
Chevron U.S.A. Inc. |
Systems and methods for logging cased wellbores
|
GB2492802A
(en)
*
|
2011-07-13 |
2013-01-16 |
Statoil Petroleum As |
Using distributed acoustic measurements for surveying a hydrocarbon producing well and for compensating other acoustic measurements
|
US8960013B2
(en)
|
2012-03-01 |
2015-02-24 |
Halliburton Energy Services, Inc. |
Cement testing
|
US8794078B2
(en)
|
2012-07-05 |
2014-08-05 |
Halliburton Energy Services, Inc. |
Cement testing
|
US20140052376A1
(en)
*
|
2012-08-15 |
2014-02-20 |
Pingjun Guo |
Method for Cement Evaluation with Acoustic and Nuclear Density Logs
|
US10392920B2
(en)
|
2013-12-05 |
2019-08-27 |
Schlumberger Technology Corporation |
Method and system of quantitative cement evaluation using logging while drilling
|
EP2908124A1
(en)
|
2014-02-18 |
2015-08-19 |
Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO |
Method and a system for ultrasonic inspection of well bores
|
WO2015195596A1
(en)
|
2014-06-18 |
2015-12-23 |
Services Petroliers Schlumberger |
Compositions and methods for well cementing
|
US10539698B2
(en)
|
2014-06-18 |
2020-01-21 |
Schlumberger Technology Corporation |
Determining a quantitative bond using signal attenuation
|
WO2016130599A1
(en)
|
2015-02-12 |
2016-08-18 |
Schlumberger Technology Corporation |
Method and system of model-based acoustic measurements for a perforated casing
|
FR3036424A1
(pt)
*
|
2015-05-22 |
2016-11-25 |
Halliburton Energy Services Inc |
|
US10526523B2
(en)
|
2016-02-11 |
2020-01-07 |
Schlumberger Technology Corporation |
Release of expansion agents for well cementing
|
WO2017174208A1
(en)
|
2016-04-08 |
2017-10-12 |
Schlumberger Technology Corporation |
Slurry comprising an encapsulated expansion agent for well cementing
|
US10655462B2
(en)
|
2016-06-30 |
2020-05-19 |
Schlumberger Technology Corporation |
Acoustic tool eccentering correction
|
US10585202B2
(en)
*
|
2016-06-30 |
2020-03-10 |
Schlumberger Technology Corporation |
Acoustic sensing with azimuthally distributed transmitters and receivers
|
US11921249B2
(en)
*
|
2018-02-08 |
2024-03-05 |
Schlumberger Technology Corporation |
Ultrasonic acoustic sensors for measuring formation velocities
|
US11493657B2
(en)
|
2018-02-08 |
2022-11-08 |
Schlumberger Technology Corporation |
Ultrasonic transducers for measuring formation velocities
|
US11346213B2
(en)
|
2018-05-14 |
2022-05-31 |
Schlumberger Technology Corporation |
Methods and apparatus to measure formation features
|
US12031417B2
(en)
|
2018-05-31 |
2024-07-09 |
DynaEnergetics Europe GmbH |
Untethered drone string for downhole oil and gas wellbore operations
|
US11408279B2
(en)
*
|
2018-08-21 |
2022-08-09 |
DynaEnergetics Europe GmbH |
System and method for navigating a wellbore and determining location in a wellbore
|
US11591885B2
(en)
|
2018-05-31 |
2023-02-28 |
DynaEnergetics Europe GmbH |
Selective untethered drone string for downhole oil and gas wellbore operations
|
WO2019229521A1
(en)
|
2018-05-31 |
2019-12-05 |
Dynaenergetics Gmbh & Co. Kg |
Systems and methods for marker inclusion in a wellbore
|
US11834920B2
(en)
|
2019-07-19 |
2023-12-05 |
DynaEnergetics Europe GmbH |
Ballistically actuated wellbore tool
|
US11662495B2
(en)
*
|
2019-10-29 |
2023-05-30 |
Halliburton Energy Services, Inc. |
Sonic through tubing cement evaluation
|
WO2021185749A1
(en)
|
2020-03-16 |
2021-09-23 |
DynaEnergetics Europe GmbH |
Tandem seal adapter with integrated tracer material
|