US3052297A
(en)
*
|
1959-02-25 |
1962-09-04 |
Halliburton Co |
Well tool
|
US3984918A
(en)
|
1974-10-02 |
1976-10-12 |
Sun Oil Company (Delaware) |
Inclinometer
|
US4035718A
(en)
|
1976-08-23 |
1977-07-12 |
Schlumberger Technology Corporation |
Enclosed nuclear-magnetism logging tool with compensated coil-isolating system
|
US4222444A
(en)
*
|
1978-12-06 |
1980-09-16 |
Hamilton Harold L |
Method of well fluid leak prevention
|
US4356098A
(en)
|
1979-11-08 |
1982-10-26 |
Ferrofluidics Corporation |
Stable ferrofluid compositions and method of making same
|
US4269279A
(en)
*
|
1980-01-14 |
1981-05-26 |
Nl Industries, Inc. |
Spheroidal plastic coated magnetizable particles and their use in drilling fluids
|
US4350955A
(en)
|
1980-10-10 |
1982-09-21 |
The United States Of America As Represented By The United States Department Of Energy |
Magnetic resonance apparatus
|
GB2107004B
(en)
|
1981-08-08 |
1985-07-24 |
Nippon Telegraph & Telephone |
A ferro fluidic seal
|
US4444398A
(en)
|
1983-02-22 |
1984-04-24 |
Ferrofluidics Corporation |
Self-activating ferrofluid seal apparatus and method
|
US4630243A
(en)
|
1983-03-21 |
1986-12-16 |
Macleod Laboratories, Inc. |
Apparatus and method for logging wells while drilling
|
US4630943A
(en)
|
1983-10-27 |
1986-12-23 |
Ferrofluidics Corporation |
Ferrofluid bearing and seal apparatus
|
US4526379A
(en)
|
1984-01-09 |
1985-07-02 |
Ferrofluidics Corporation |
Stabilized ferrofluid-ferrofluid seal apparatus and method
|
US4502700A
(en)
|
1984-05-03 |
1985-03-05 |
Ferrofluidics Corporation |
Ferrofluid linear seal apparatus
|
US4604229A
(en)
|
1985-03-20 |
1986-08-05 |
Ferrofluidics Corporation |
Electrically conductive ferrofluid compositions and method of preparing and using same
|
US4604222A
(en)
|
1985-05-21 |
1986-08-05 |
Ferrofluidics Corporation |
Stable ferrofluid composition and method of making and using same
|
US4691774A
(en)
*
|
1985-11-15 |
1987-09-08 |
Dowell Schlumberger Incorporated |
Novel ferrofluids for use in cementing wells
|
GB8704076D0
(en)
|
1987-02-21 |
1987-03-25 |
Sperry Sun Inc |
Accelerometers
|
GB2222680B
(en)
|
1988-03-15 |
1991-09-11 |
Baroid Technology Inc |
Accelerometers
|
GB2222679B
(en)
|
1988-03-15 |
1991-10-16 |
Baroid Technology Inc |
Accelerometers
|
US4865334A
(en)
|
1988-11-04 |
1989-09-12 |
Ferrofluidics Corporation |
Long-life multi-stage ferrofluid seals incorporating a ferrofluid reservoir
|
DE3922356A1
(de)
|
1989-07-07 |
1991-01-17 |
Freudenberg Carl Fa |
Ferrofluiddichtung fuer eine welle
|
US5007513A
(en)
|
1990-04-03 |
1991-04-16 |
Lord Corporation |
Electroactive fluid torque transmission apparatus with ferrofluid seal
|
US5474302A
(en)
|
1992-08-27 |
1995-12-12 |
Ferrofluidics Corporation |
On-site fillable ferrofluidic seal
|
US5429000A
(en)
|
1993-12-21 |
1995-07-04 |
Ferrofluidics Corporation |
Ferrofluid pressure sensor
|
US5475309A
(en)
|
1994-01-21 |
1995-12-12 |
Atlantic Richfield Company |
Sensor in bit for measuring formation properties while drilling including a drilling fluid ejection nozzle for ejecting a uniform layer of fluid over the sensor
|
US5452520A
(en)
|
1994-03-14 |
1995-09-26 |
Ferrofluidics Corporation |
Ferrofluid inclinometer
|
US5850624A
(en)
|
1995-10-18 |
1998-12-15 |
The Charles Machine Works, Inc. |
Electronic compass
|
US5780741A
(en)
|
1997-02-11 |
1998-07-14 |
Ferrofluidics Corporation |
Sensor employing a sliding magnet suspended on ferrofluid
|
JP3059381U
(ja)
|
1998-11-26 |
1999-07-09 |
株式会社フェローテック |
磁性流体シール装置
|
US6250848B1
(en)
|
1999-02-01 |
2001-06-26 |
The Regents Of The University Of California |
Process for guidance, containment, treatment, and imaging in a subsurface environment utilizing ferro-fluids
|
US6290894B1
(en)
|
1999-03-24 |
2001-09-18 |
Ferrofluidics Corporation |
Ferrofluid sculpting apparatus
|
US6257356B1
(en)
|
1999-10-06 |
2001-07-10 |
Aps Technology, Inc. |
Magnetorheological fluid apparatus, especially adapted for use in a steerable drill string, and a method of using same
|
US6216787B1
(en)
|
1999-10-21 |
2001-04-17 |
Rattler Tools, Inc. |
Apparatus for retrieving metal objects from a wellbore
|
AU2001241642A1
(en)
|
2000-02-18 |
2001-08-27 |
The Board Of Regents Of The University And Community College System Of Nevada |
Magnetorheological polymer gels
|
US6681849B2
(en)
*
|
2001-08-22 |
2004-01-27 |
Baker Hughes Incorporated |
Downhole packer system utilizing electroactive polymers
|
NL1019349C2
(nl)
*
|
2001-11-12 |
2003-05-13 |
Univ Delft Tech |
Werkwijze voor het laten uitharden van een vloeibare massa.
|
AU2002358512B2
(en)
|
2001-11-19 |
2007-08-09 |
Shell Internationale Research Maatschappij B.V. |
Method of drilling a borehole into an earth formation
|
US7428922B2
(en)
|
2002-03-01 |
2008-09-30 |
Halliburton Energy Services |
Valve and position control using magnetorheological fluids
|
NL1020355C2
(nl)
|
2002-04-10 |
2003-10-13 |
Univ Delft Tech |
Werkwijze voor het boren van een boorput.
|
NL1020354C2
(nl)
*
|
2002-04-10 |
2003-10-13 |
Univ Delft Tech |
Werkwijze voor het winnen van aardolie.
|
US6817415B2
(en)
|
2002-11-05 |
2004-11-16 |
Schlumberger Technology Corporation |
Method of sealing an annulus surrounding a slotted liner
|
US7063802B2
(en)
|
2003-03-28 |
2006-06-20 |
Ferrotec Corporation |
Composition and method of making an element-modified ferrofluid
|
WO2005038189A1
(fr)
|
2003-10-21 |
2005-04-28 |
Shell Internationale Research Maatschappij B.V. |
Unite a buses et procede permettant de creuser un trou dans un objet
|
US7063146B2
(en)
|
2003-10-24 |
2006-06-20 |
Halliburton Energy Services, Inc. |
System and method for processing signals in a well
|
CA2544832C
(fr)
|
2003-11-07 |
2012-01-24 |
Aps Technology, Inc. |
Systeme et procede d'amortissement des vibrations dans un train de tiges
|
US7137449B2
(en)
|
2004-06-10 |
2006-11-21 |
M-I L.L.C. |
Magnet arrangement and method for use on a downhole tool
|
US7204581B2
(en)
|
2004-10-06 |
2007-04-17 |
Palo Alto Research Center, Incorporated |
Magnetic actuator using ferrofluid slug
|
US7763175B2
(en)
|
2005-05-17 |
2010-07-27 |
The Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College |
Electromagnetic probe device
|
WO2007002690A2
(fr)
|
2005-06-24 |
2007-01-04 |
William Marsh Rice University |
Procede d'encapsulation et de liberation declenchee de reducteurs de viscosite, dans lequel des capsules constituees de nanoparticules (nacs) sont utilisees comme agents d'acheminement dans des fluides de fracturation
|
JP4885490B2
(ja)
|
2005-06-30 |
2012-02-29 |
株式会社リガク |
磁性流体シール装置
|
TW200741125A
(en)
|
2006-03-31 |
2007-11-01 |
Eagle Ind Co Ltd |
Device for sealing magnetic fluid
|
US7735567B2
(en)
|
2006-04-13 |
2010-06-15 |
Baker Hughes Incorporated |
Packer sealing element with shape memory material and associated method
|
DE102006037992A1
(de)
|
2006-08-14 |
2008-02-21 |
Magna Powertrain Ag & Co Kg |
Bauteil mit Haltefunktion, Aufhaltesystem und Verfahren zu deren Betrieb
|
RU2330931C2
(ru)
*
|
2006-09-22 |
2008-08-10 |
Schlumberger Technology B.V. |
Устройство, выполняющее функцию пакера или временной пробки
|
US7900705B2
(en)
|
2007-03-13 |
2011-03-08 |
Schlumberger Technology Corporation |
Flow control assembly having a fixed flow control device and an adjustable flow control device
|
US8083849B2
(en)
*
|
2007-04-02 |
2011-12-27 |
Halliburton Energy Services, Inc. |
Activating compositions in subterranean zones
|
US8230918B2
(en)
|
2007-05-24 |
2012-07-31 |
Saudi Arabian Oil Company |
Method of characterizing hydrocarbon reservoir fractures in situ with artificially enhanced magnetic anisotropy
|
US8443875B2
(en)
|
2007-07-25 |
2013-05-21 |
Smith International, Inc. |
Down hole tool with adjustable fluid viscosity
|
US7631695B2
(en)
|
2007-10-22 |
2009-12-15 |
Schlumberger Technology Corporation |
Wellbore zonal isolation system and method
|
US8269501B2
(en)
|
2008-01-08 |
2012-09-18 |
William Marsh Rice University |
Methods for magnetic imaging of geological structures
|
EP2103775A1
(fr)
|
2008-03-19 |
2009-09-23 |
Services Pétroliers Schlumberger |
Procédé et appareil pour la réalisation d'opérations de journalisation de lignes métalliques dans un puits sous-équilibré
|
US7779933B2
(en)
|
2008-04-30 |
2010-08-24 |
Schlumberger Technology Corporation |
Apparatus and method for steering a drill bit
|
AU2009249560A1
(en)
|
2008-05-19 |
2009-11-26 |
William Marsh Rice University |
Methods for magnetic imaging of geological structures
|
EP2324193B1
(fr)
|
2008-05-19 |
2017-01-11 |
Halliburton Energy Services, Inc. |
Traitement de formation à l'aide d'un rayonnement électromagnétique
|
EP2143876A1
(fr)
*
|
2008-07-11 |
2010-01-13 |
Welltec A/S |
Procédé d'étanchéification d'une zone d'eau dans un fond de trou d'un puits de production et agencement d'étanchéité
|
EP2143874A1
(fr)
*
|
2008-07-11 |
2010-01-13 |
Welltec A/S |
Agencement d'étanchéité et procédé d'étanchéité
|
US8016026B2
(en)
|
2008-11-25 |
2011-09-13 |
Baker Hughes Incorporated |
Actuator for downhole tools
|
US8640790B2
(en)
*
|
2009-03-09 |
2014-02-04 |
Schlumberger Technology Corporation |
Apparatus, system and method for motion compensation using wired drill pipe
|
US8136594B2
(en)
*
|
2009-08-24 |
2012-03-20 |
Halliburton Energy Services Inc. |
Methods and apparatuses for releasing a chemical into a well bore upon command
|
BR112012005623A2
(pt)
|
2009-09-15 |
2016-06-21 |
Managed Pressure Operations |
método para perfurar um furo de poço substerrâneo.
|
KR20120062582A
(ko)
|
2009-09-24 |
2012-06-14 |
이구루코교 가부시기가이샤 |
씰 장치
|
US8240384B2
(en)
*
|
2009-09-30 |
2012-08-14 |
Halliburton Energy Services, Inc. |
Forming structures in a well in-situ
|
US9133709B2
(en)
|
2009-11-17 |
2015-09-15 |
Board Of Regents, The University Of Texas System |
Determination of oil saturation in reservoir rock using paramagnetic nanoparticles and magnetic field
|
US8286705B2
(en)
|
2009-11-30 |
2012-10-16 |
Schlumberger Technology Corporation |
Apparatus and method for treating a subterranean formation using diversion
|
CA2691891A1
(fr)
*
|
2010-02-04 |
2011-08-04 |
Trican Well Services Ltd. |
Applications de fluides intelligents dans le cadre de l'exploitation d'un puits de forage
|
US20110192573A1
(en)
|
2010-02-08 |
2011-08-11 |
Harmel Defretin |
System and method for moving a first fluid using a second fluid
|
US8936095B2
(en)
*
|
2010-05-28 |
2015-01-20 |
Schlumberger Technology Corporation |
Methods of magnetic particle delivery for oil and gas wells
|
US9163475B2
(en)
*
|
2010-06-01 |
2015-10-20 |
Rainer Meinke |
Closing of underwater oil spills with the help of magnetic powders
|
US9551203B2
(en)
|
2010-06-01 |
2017-01-24 |
Advanced Magnet Lab, Inc. |
Closing of underwater oil spills with the help of magnetic powders
|
WO2011153474A1
(fr)
|
2010-06-03 |
2011-12-08 |
Joseph Kahoe |
Obturateur d'oléoduc électromagnétique
|
US9016373B2
(en)
|
2010-06-05 |
2015-04-28 |
Jay VanDelden |
Magnetorheological blowout preventer
|
AU2011270879A1
(en)
|
2010-06-23 |
2013-02-07 |
The Greenward Company L.L.C. |
Flow regulating applied magnetic envelope
|
CA2800148C
(fr)
|
2010-06-29 |
2015-06-23 |
Halliburton Energy Services, Inc. |
Procede et appareil pour detecter des anomalies souterraines allongees
|
JP4789050B1
(ja)
*
|
2010-07-06 |
2011-10-05 |
太田 良三 |
海中油井鋼管等の破損による石油等の湧出を閉鎖する方法
|
AU2010357213B2
(en)
|
2010-07-09 |
2014-08-07 |
Halliburton Energy Services, Inc. |
Imaging and sensing of subterranean reservoirs
|
US8056246B1
(en)
|
2010-07-19 |
2011-11-15 |
National Semiconductor Corporation |
Ferrofluidic orientation sensor and method of forming the sensor
|
TW201204966A
(en)
|
2010-07-23 |
2012-02-01 |
qi-yun Gong |
Magnetic fluid sealing device
|
US8424598B2
(en)
*
|
2010-09-21 |
2013-04-23 |
Halliburton Energy Services, Inc. |
Magnetically controlled delivery of subterranean fluid additives for use in subterranean applications
|
US20140239957A1
(en)
|
2011-07-19 |
2014-08-28 |
Schlumberger Technology Corporation |
Using Low Frequency For Detecting Formation Structures Filled With Magnetic Fluid
|
US8808567B2
(en)
|
2011-11-03 |
2014-08-19 |
Baker Hughes Incorporated |
Magnetic nanoparticles and magnetorheological fluid comprising same
|
US9250070B2
(en)
|
2011-11-16 |
2016-02-02 |
Keith Robert Wootten |
Rugged three-axis inclinometer
|
US8813572B2
(en)
|
2011-12-06 |
2014-08-26 |
Rosemount Inc. |
Ferrofluid modified fill fluid for pressure transmitters
|
PL221563B1
(pl)
|
2011-12-08 |
2016-04-29 |
Akademia Górniczo Hutnicza Im Stanisława Staszica W Krakowie |
Wielostopniowe uszczelnienie z cieczą magnetyczną
|
US20130161006A1
(en)
*
|
2011-12-27 |
2013-06-27 |
Agathe Robisson |
Downhole sealing using settable material in an elastic membrane
|
US20140262268A1
(en)
|
2013-03-15 |
2014-09-18 |
Halliburton Energy Services, Inc. ("HESI") |
Drilling and Completion Applications of Magnetorheological Fluid Barrier Pills
|
US10502017B2
(en)
|
2013-06-28 |
2019-12-10 |
Schlumberger Technology Corporation |
Smart cellular structures for composite packer and mill-free bridgeplug seals having enhanced pressure rating
|
US9382765B2
(en)
|
2013-07-15 |
2016-07-05 |
Harris Corporation |
Apparatus for recovering hydrocarbon resources including ferrofluid source and related methods
|
US9428992B2
(en)
|
2013-08-02 |
2016-08-30 |
Halliburton Energy Services, Inc. |
Method and apparatus for restricting fluid flow in a downhole tool
|
CA2927574C
(fr)
|
2013-12-19 |
2018-03-20 |
Halliburton Energy Services, Inc. |
Garniture d'etancheite a auto-assemblage
|
EP3039223A1
(fr)
|
2013-12-30 |
2016-07-06 |
Halliburton Energy Services, Inc. |
Outil de ferrofluide pour l'isolement d'objets dans un puits de forage
|
WO2015102563A1
(fr)
|
2013-12-30 |
2015-07-09 |
Halliburtion Energy Services, Inc. |
Outil à ferrofluide pour influencer les chemins électro-conducteurs dans un puits de forage
|
WO2015102568A1
(fr)
|
2013-12-30 |
2015-07-09 |
Halliburton Energy Services, Inc. |
Outil à ferrofluides permettant la mise en œuvre de structures modifiables dans les puits de forage
|
WO2015102561A1
(fr)
|
2013-12-30 |
2015-07-09 |
Halliburton Energy Services, Inc. |
Outil ferrofluidique permettant d'améliorer des champs magnétiques dans un puits de forage
|
US10836949B2
(en)
*
|
2014-07-11 |
2020-11-17 |
Board Of Regents, The University Of Texas System |
Magnetorheological fluids and methods of using same
|