|
US5045795A
(en)
*
|
1990-07-10 |
1991-09-03 |
Halliburton Logging Services Inc. |
Azimuthally oriented coil array for MWD resistivity logging
|
|
US5260662A
(en)
*
|
1990-09-10 |
1993-11-09 |
Baker Hughes Incorporated |
Conductivity method and apparatus for measuring strata resistivity adjacent a borehole
|
|
US5089779A
(en)
*
|
1990-09-10 |
1992-02-18 |
Develco, Inc. |
Method and apparatus for measuring strata resistivity adjacent a borehole
|
|
US5230386A
(en)
*
|
1991-06-14 |
1993-07-27 |
Baker Hughes Incorporated |
Method for drilling directional wells
|
|
EP0588954A1
(en)
*
|
1991-06-14 |
1994-03-30 |
Baroid Technology, Inc. |
Apparatus for detecting boundary stratum
|
|
US5241273B1
(en)
*
|
1991-06-24 |
1996-02-20 |
Schlumberger Technology Corp |
Method for controlling directional drilling in response to horns detected by electromagnetic energy progagation resistivity measurements
|
|
US5339037A
(en)
*
|
1992-10-09 |
1994-08-16 |
Schlumberger Technology Corporation |
Apparatus and method for determining the resistivity of earth formations
|
|
US5200705A
(en)
*
|
1991-10-31 |
1993-04-06 |
Schlumberger Technology Corporation |
Dipmeter apparatus and method using transducer array having longitudinally spaced transducers
|
|
US5235285A
(en)
*
|
1991-10-31 |
1993-08-10 |
Schlumberger Technology Corporation |
Well logging apparatus having toroidal induction antenna for measuring, while drilling, resistivity of earth formations
|
|
FR2684452B1
(fr)
*
|
1991-11-28 |
1996-12-13 |
Schlumberger Services Petrol |
Procede et dispositif de diagraphie a electrodes azimutales.
|
|
NO306522B1
(no)
*
|
1992-01-21 |
1999-11-15 |
Anadrill Int Sa |
Fremgangsmaate for akustisk overföring av maalesignaler ved maaling under boring
|
|
US5463320A
(en)
*
|
1992-10-09 |
1995-10-31 |
Schlumberger Technology Corporation |
Apparatus and method for determining the resitivity of underground formations surrounding a borehole
|
|
US5325714A
(en)
*
|
1993-05-12 |
1994-07-05 |
Baker Hughes Incorporated |
Steerable motor system with integrated formation evaluation logging capacity
|
|
US5720355A
(en)
*
|
1993-07-20 |
1998-02-24 |
Baroid Technology, Inc. |
Drill bit instrumentation and method for controlling drilling or core-drilling
|
|
BE1007274A5
(fr)
*
|
1993-07-20 |
1995-05-09 |
Baroid Technology Inc |
Procede de commande de la tete d'un dispositif de forage ou de carottage et installation pour la mise en oeuvre de ce procede.
|
|
US5519668A
(en)
*
|
1994-05-26 |
1996-05-21 |
Schlumberger Technology Corporation |
Methods and devices for real-time formation imaging through measurement while drilling telemetry
|
|
GB2301902A
(en)
*
|
1995-06-08 |
1996-12-18 |
Baker Hughes Inc |
Detecting boundaries between strata while drilling a borehole
|
|
US5678643A
(en)
*
|
1995-10-18 |
1997-10-21 |
Halliburton Energy Services, Inc. |
Acoustic logging while drilling tool to determine bed boundaries
|
|
US5892460A
(en)
*
|
1997-03-06 |
1999-04-06 |
Halliburton Energy Services, Inc. |
Logging while drilling tool with azimuthal sensistivity
|
|
US6064210A
(en)
*
|
1997-11-14 |
2000-05-16 |
Cedar Bluff Group Corporation |
Retrievable resistivity logging system for use in measurement while drilling
|
|
DE19842975B4
(de)
*
|
1998-09-19 |
2004-01-29 |
Kaus, Arnim, Dr. |
Geoelektrisches Vorauserkundungsverfahren für maschinelle und konventionelle Tunnel- und Hohlraumvortriebe und Messvorrichtung dazu
|
|
US6181138B1
(en)
|
1999-02-22 |
2001-01-30 |
Halliburton Energy Services, Inc. |
Directional resistivity measurements for azimuthal proximity detection of bed boundaries
|
|
EA003822B1
(ru)
|
2000-02-16 |
2003-10-30 |
Перформанс Рисерч Энд Дриллинг, Ллк |
Горизонтально направленное сверление в скважинах
|
|
US6530439B2
(en)
*
|
2000-04-06 |
2003-03-11 |
Henry B. Mazorow |
Flexible hose with thrusters for horizontal well drilling
|
|
EP1370890B1
(en)
*
|
2001-03-20 |
2010-03-03 |
Shell Internationale Researchmaatschappij B.V. |
Detecting a boundary in a formation
|
|
US6619395B2
(en)
*
|
2001-10-02 |
2003-09-16 |
Halliburton Energy Services, Inc. |
Methods for determining characteristics of earth formations
|
|
US7000700B2
(en)
*
|
2002-07-30 |
2006-02-21 |
Baker Hughes Incorporated |
Measurement-while-drilling assembly using real-time toolface oriented measurements
|
|
US20040051531A1
(en)
*
|
2002-09-16 |
2004-03-18 |
Roland Chemali |
Method and apparatus for obtaining electrical images of a borehole wall through nonconductive mud
|
|
US6712139B1
(en)
*
|
2002-09-24 |
2004-03-30 |
Saudi Arabian Oil Company |
Method of well casing cathodic protection optimization using the drill stem data
|
|
US6968735B2
(en)
*
|
2003-02-07 |
2005-11-29 |
Gas Technology Institute |
Long range data transmitter for horizontal directional drilling
|
|
EP1718996A1
(en)
*
|
2004-02-26 |
2006-11-08 |
ExxonMobil Upstream Research Company |
Electrode configurations for suppression of electroseismic source noise
|
|
US20060278393A1
(en)
*
|
2004-05-06 |
2006-12-14 |
Horizontal Expansion Tech, Llc |
Method and apparatus for completing lateral channels from an existing oil or gas well
|
|
US7357182B2
(en)
*
|
2004-05-06 |
2008-04-15 |
Horizontal Expansion Tech, Llc |
Method and apparatus for completing lateral channels from an existing oil or gas well
|
|
US7350568B2
(en)
*
|
2005-02-09 |
2008-04-01 |
Halliburton Energy Services, Inc. |
Logging a well
|
|
US7209834B2
(en)
*
|
2005-02-25 |
2007-04-24 |
Halliburton Energy Services, Inc. |
Method and apparatus for estimating distance to or from a geological target while drilling or logging
|
|
US7436184B2
(en)
|
2005-03-15 |
2008-10-14 |
Pathfinder Energy Services, Inc. |
Well logging apparatus for obtaining azimuthally sensitive formation resistivity measurements
|
|
US7414405B2
(en)
|
2005-08-02 |
2008-08-19 |
Pathfinder Energy Services, Inc. |
Measurement tool for obtaining tool face on a rotating drill collar
|
|
CA2562728C
(en)
*
|
2005-10-05 |
2011-08-09 |
Richard I. Bednar |
Multi-position draw weight crossbow
|
|
FI120324B
(fi)
*
|
2006-09-12 |
2009-09-15 |
Posiva Oy |
Virtausmittari
|
|
US8330465B2
(en)
*
|
2006-09-12 |
2012-12-11 |
Posiva Oy |
Measuring head and measuring method
|
|
US7558675B2
(en)
|
2007-07-25 |
2009-07-07 |
Smith International, Inc. |
Probablistic imaging with azimuthally sensitive MWD/LWD sensors
|
|
US8186459B1
(en)
|
2008-06-23 |
2012-05-29 |
Horizontal Expansion Tech, Llc |
Flexible hose with thrusters and shut-off valve for horizontal well drilling
|
|
US8928322B2
(en)
*
|
2008-08-26 |
2015-01-06 |
Schlumberger Technology Corporation |
Method and apparatus for determining formation water saturation during drilling
|
|
GB2493894B
(en)
|
2010-06-01 |
2014-06-11 |
Halliburton Energy Serv Inc |
Fluid resistivity sensor
|
|
US8600115B2
(en)
|
2010-06-10 |
2013-12-03 |
Schlumberger Technology Corporation |
Borehole image reconstruction using inversion and tool spatial sensitivity functions
|
|
US9658360B2
(en)
|
2010-12-03 |
2017-05-23 |
Schlumberger Technology Corporation |
High resolution LWD imaging
|
|
CN104459808A
(zh)
*
|
2014-12-15 |
2015-03-25 |
中煤科工集团西安研究院有限公司 |
采煤工作面顶、底板突水灾害的监测预报方法及其装置
|
|
GB2566901A
(en)
*
|
2016-09-19 |
2019-03-27 |
Halliburton Energy Services Inc |
Method of detecting substances saturation in a formation
|
|
CA3034078C
(en)
*
|
2016-09-26 |
2022-06-21 |
Halliburton Energy Services, Inc. |
Sleeve excitation for ranging measurements using electrode sources
|
|
CN111878057A
(zh)
*
|
2020-07-10 |
2020-11-03 |
中国石油天然气集团有限公司 |
一种方位电磁波电阻率成像测井仪方位探测性能标定装置
|
|
AU2021107346B4
(en)
*
|
2020-11-02 |
2022-05-19 |
Timothy Mcclure |
Method for Installing an Earthing System
|
|
CN119825335A
(zh)
*
|
2023-10-13 |
2025-04-15 |
中国石油天然气集团有限公司 |
集成传感器及地层钻探参数的确定方法
|