|
US6429784B1
(en)
*
|
1999-02-19 |
2002-08-06 |
Dresser Industries, Inc. |
Casing mounted sensors, actuators and generators
|
|
GB2370144A
(en)
*
|
2000-08-07 |
2002-06-19 |
Halliburton Energy Serv Inc |
Method and apparatus for downhole command communication and data retrieval
|
|
US6739203B1
(en)
*
|
2002-08-16 |
2004-05-25 |
Feldman Marvin J |
Ultrasonic transducer and flow sensor configuration
|
|
GB2399111B
(en)
*
|
2003-03-07 |
2005-10-05 |
Schlumberger Holdings |
Methods for detecting while drilling underbalanced the presence and depth of water produced from the formation and for measuring parameters related thereto
|
|
US6942043B2
(en)
*
|
2003-06-16 |
2005-09-13 |
Baker Hughes Incorporated |
Modular design for LWD/MWD collars
|
|
US7460435B2
(en)
*
|
2004-01-08 |
2008-12-02 |
Schlumberger Technology Corporation |
Acoustic transducers for tubulars
|
|
US7364007B2
(en)
*
|
2004-01-08 |
2008-04-29 |
Schlumberger Technology Corporation |
Integrated acoustic transducer assembly
|
|
US7367392B2
(en)
*
|
2004-01-08 |
2008-05-06 |
Schlumberger Technology Corporation |
Wellbore apparatus with sliding shields
|
|
US20050259512A1
(en)
*
|
2004-05-24 |
2005-11-24 |
Halliburton Energy Services, Inc. |
Acoustic caliper with transducer array for improved off-center performance
|
|
US7997380B2
(en)
*
|
2004-06-22 |
2011-08-16 |
Halliburton Energy Services, Inc. |
Low frequency acoustic attenuator
|
|
US7339494B2
(en)
*
|
2004-07-01 |
2008-03-04 |
Halliburton Energy Services, Inc. |
Acoustic telemetry transceiver
|
|
US20060067162A1
(en)
*
|
2004-09-29 |
2006-03-30 |
Blankinship Thomas J |
Ultrasonic cement scanner
|
|
US8256565B2
(en)
*
|
2005-05-10 |
2012-09-04 |
Schlumberger Technology Corporation |
Enclosures for containing transducers and electronics on a downhole tool
|
|
US7913806B2
(en)
*
|
2005-05-10 |
2011-03-29 |
Schlumberger Technology Corporation |
Enclosures for containing transducers and electronics on a downhole tool
|
|
US7464588B2
(en)
|
2005-10-14 |
2008-12-16 |
Baker Hughes Incorporated |
Apparatus and method for detecting fluid entering a wellbore
|
|
US8267196B2
(en)
|
2005-11-21 |
2012-09-18 |
Schlumberger Technology Corporation |
Flow guide actuation
|
|
US8316964B2
(en)
|
2006-03-23 |
2012-11-27 |
Schlumberger Technology Corporation |
Drill bit transducer device
|
|
US8522897B2
(en)
|
2005-11-21 |
2013-09-03 |
Schlumberger Technology Corporation |
Lead the bit rotary steerable tool
|
|
US8297375B2
(en)
|
2005-11-21 |
2012-10-30 |
Schlumberger Technology Corporation |
Downhole turbine
|
|
US8225883B2
(en)
|
2005-11-21 |
2012-07-24 |
Schlumberger Technology Corporation |
Downhole percussive tool with alternating pressure differentials
|
|
US8528664B2
(en)
|
2005-11-21 |
2013-09-10 |
Schlumberger Technology Corporation |
Downhole mechanism
|
|
US8360174B2
(en)
|
2006-03-23 |
2013-01-29 |
Schlumberger Technology Corporation |
Lead the bit rotary steerable tool
|
|
US7571780B2
(en)
|
2006-03-24 |
2009-08-11 |
Hall David R |
Jack element for a drill bit
|
|
US7641003B2
(en)
*
|
2005-11-21 |
2010-01-05 |
David R Hall |
Downhole hammer assembly
|
|
US8297378B2
(en)
|
2005-11-21 |
2012-10-30 |
Schlumberger Technology Corporation |
Turbine driven hammer that oscillates at a constant frequency
|
|
MY159180A
(en)
*
|
2005-12-16 |
2016-12-30 |
Loadtest Inc |
Method and apparatus for investigating a borehole with a caliper
|
|
WO2008047743A1
(fr)
*
|
2006-10-20 |
2008-04-24 |
Murata Manufacturing Co., Ltd. |
capteur ultrasonore
|
|
JP4301298B2
(ja)
*
|
2007-01-29 |
2009-07-22 |
株式会社デンソー |
超音波センサ及び超音波センサの製造方法
|
|
NO20070628L
(no)
*
|
2007-02-02 |
2008-08-04 |
Statoil Asa |
Measurement of rock parameters
|
|
US7866416B2
(en)
|
2007-06-04 |
2011-01-11 |
Schlumberger Technology Corporation |
Clutch for a jack element
|
|
US7967083B2
(en)
|
2007-09-06 |
2011-06-28 |
Schlumberger Technology Corporation |
Sensor for determining a position of a jack element
|
|
US7721826B2
(en)
|
2007-09-06 |
2010-05-25 |
Schlumberger Technology Corporation |
Downhole jack assembly sensor
|
|
US10416330B2
(en)
*
|
2008-02-27 |
2019-09-17 |
Baker Hughes, A Ge Company, Llc |
Composite transducer for downhole ultrasonic imaging and caliper measurement
|
|
US8904859B2
(en)
*
|
2008-08-26 |
2014-12-09 |
Schlumberger Technology Corporation |
Detecting gas compounds for downhole fluid analysis
|
|
US8570832B2
(en)
*
|
2008-12-31 |
2013-10-29 |
Schlumberger Technology Corporation |
Variable throat venturi flow meter having a plurality of section-varying elements
|
|
US8634272B2
(en)
|
2009-04-21 |
2014-01-21 |
Baker Hughes Incorporated |
Televiewer image wood-grain reduction techniques
|
|
CA2761814C
(fr)
*
|
2009-05-20 |
2020-11-17 |
Halliburton Energy Services, Inc. |
Outil de capteur de fond de trou ayant une piece exterieure de capteur etancheifiee
|
|
CA2778091A1
(fr)
|
2009-10-26 |
2011-05-05 |
Schlumberger Canada Limited |
Appareil de mesures acoustiques pour diagraphie en cours de forage
|
|
US8750075B2
(en)
*
|
2009-12-22 |
2014-06-10 |
Schlumberger Technology Corporation |
Acoustic transceiver with adjacent mass guided by membranes
|
|
US9062535B2
(en)
*
|
2009-12-28 |
2015-06-23 |
Schlumberger Technology Corporation |
Wireless network discovery algorithm and system
|
|
US11413653B2
(en)
*
|
2010-06-24 |
2022-08-16 |
Cvr Global, Inc. |
Sensor, sensor pad and sensor array for detecting infrasonic acoustic signals
|
|
WO2012112137A1
(fr)
|
2011-02-15 |
2012-08-23 |
Halliburton Energy Services Inc. |
Transducteur acoustique à couche d'adaptation à l'impédance
|
|
US9686021B2
(en)
|
2011-03-30 |
2017-06-20 |
Schlumberger Technology Corporation |
Wireless network discovery and path optimization algorithm and system
|
|
WO2012141683A1
(fr)
|
2011-04-11 |
2012-10-18 |
Halliburton Energy Services, Inc. |
Contacts électriques pour un transducteur annulaire
|
|
US8783099B2
(en)
|
2011-07-01 |
2014-07-22 |
Baker Hughes Incorporated |
Downhole sensors impregnated with hydrophobic material, tools including same, and related methods
|
|
RU2471571C2
(ru)
*
|
2011-08-10 |
2013-01-10 |
Общество с ограниченной ответственностью "Центр ультразвуковых технологий АлтГТУ" |
Ультразвуковая колебательная система
|
|
CA2858819A1
(fr)
|
2011-12-13 |
2013-06-20 |
Piezotech Llc |
Transducteur a largeur de bande amelioree destine a la mesure de l'integrite d'un puits
|
|
EP2610432B8
(fr)
*
|
2011-12-26 |
2016-08-03 |
Services Pétroliers Schlumberger |
Transducteur ultrasonique de trou de forage et procédé de fabrication associé
|
|
CA2910037A1
(fr)
*
|
2013-05-22 |
2014-11-27 |
Halliburton Energy Services, Inc. |
Detection de defaut d'etancheite de molettes a l'aide d'un element de calcul integre
|
|
EP2876256A1
(fr)
|
2013-11-26 |
2015-05-27 |
Services Pétroliers Schlumberger |
Vérification de voie de communication pour réseaux de fond de trou
|
|
DE102013022063A1
(de)
*
|
2013-12-23 |
2015-06-25 |
Valeo Schalter Und Sensoren Gmbh |
Verfahren zum Herstellen eines Ultraschallsensors für ein Kraftfahrzeug
|
|
WO2015130317A1
(fr)
|
2014-02-28 |
2015-09-03 |
Halliburton Energy Services, Inc. |
Conception de traitement de puits basée sur une forme tridimensionnelle de puits de forage
|
|
US9389329B2
(en)
*
|
2014-03-31 |
2016-07-12 |
Baker Hughes Incorporated |
Acoustic source with piezoelectric actuator array and stroke amplification for broad frequency range acoustic output
|
|
CN104005754A
(zh)
*
|
2014-05-26 |
2014-08-27 |
上海大学 |
通井管柱携带式水平裸眼井超声波井径仪
|
|
US11117166B2
(en)
|
2015-05-22 |
2021-09-14 |
Halliburton Energy Services, Inc. |
Ultrasonic transducers with piezoelectric material embedded in backing
|
|
CN105156096B
(zh)
*
|
2015-09-11 |
2018-10-16 |
中国石油天然气集团公司 |
一种超声探头保护装置
|
|
WO2017058968A1
(fr)
*
|
2015-09-30 |
2017-04-06 |
Schlumberger Technology Corporation |
Transducteur acoustique
|
|
EP3341563B1
(fr)
*
|
2015-10-02 |
2023-03-08 |
Halliburton Energy Services, Inc. |
Transducteur ultrasonique à élément de support amélioré
|
|
US10281607B2
(en)
|
2015-10-26 |
2019-05-07 |
Schlumberger Technology Corporation |
Downhole caliper using multiple acoustic transducers
|
|
US10921478B2
(en)
|
2016-10-14 |
2021-02-16 |
Halliburton Energy Services, Inc. |
Method and transducer for acoustic logging
|
|
US9842981B1
(en)
*
|
2016-11-28 |
2017-12-12 |
Guzik Technical Enterprises |
Hermetically sealed piezoelectric actuator assembly
|
|
CN107313763B
(zh)
*
|
2017-06-23 |
2020-01-10 |
四川大学 |
工程岩体声发射监测与传输系统
|
|
US10725202B2
(en)
|
2017-07-21 |
2020-07-28 |
Baker Hughes, A Ge Company, Llc |
Downhole electronics package having integrated components formed by layer deposition
|
|
US11590535B2
(en)
*
|
2017-10-25 |
2023-02-28 |
Honeywell International Inc. |
Ultrasonic transducer
|
|
WO2019157242A1
(fr)
|
2018-02-08 |
2019-08-15 |
Schlumberger Technology Corporation |
Capteurs acoustiques ultrasonores pour mesurer des vitesses de formation
|
|
US11493657B2
(en)
*
|
2018-02-08 |
2022-11-08 |
Schlumberger Technology Corporation |
Ultrasonic transducers for measuring formation velocities
|
|
CN108301820B
(zh)
*
|
2018-05-02 |
2023-04-21 |
重庆科技学院 |
一种地层钻孔内声波探测装置及其探测方法
|
|
US11346213B2
(en)
|
2018-05-14 |
2022-05-31 |
Schlumberger Technology Corporation |
Methods and apparatus to measure formation features
|
|
GB2589773B
(en)
*
|
2018-06-15 |
2023-02-22 |
Baker Hughes Holdings Llc |
Through tubing acoustic imaging
|
|
WO2019241669A1
(fr)
*
|
2018-06-15 |
2019-12-19 |
Baker Hughes, A Ge Company, Llc |
Imagerie acoustique à travers un tubage
|
|
GB2600329B
(en)
*
|
2019-07-24 |
2023-05-10 |
Nat Oilwel Varco L P |
Downhole electronics puck and retention, installation and removal methods
|
|
US11333016B2
(en)
|
2020-01-22 |
2022-05-17 |
Halliburton Energy Services, Inc. |
Ultrasonic transducer for measuring wellbore characteristics
|