US6956371B2
(en)
|
1995-10-12 |
2005-10-18 |
Halliburton Energy Services, Inc. |
Method and apparatus for detecting diffusion sensitive phases with estimation of residual error in NMR logs
|
US6512371B2
(en)
|
1995-10-12 |
2003-01-28 |
Halliburton Energy Services, Inc. |
System and method for determining oil, water and gas saturations for low-field gradient NMR logging tools
|
US5698979A
(en)
*
|
1996-02-23 |
1997-12-16 |
Western Atlas International, Inc. |
Method for NMR diffusion measurement
|
MY122012A
(en)
*
|
1996-03-14 |
2006-03-31 |
Shell Int Research |
Determining a fluid fraction in an earth formation
|
US6051973A
(en)
*
|
1996-12-30 |
2000-04-18 |
Numar Corporation |
Method for formation evaluation while drilling
|
US6531868B2
(en)
|
1996-12-30 |
2003-03-11 |
Halliburton Energy Services, Inc. |
System and methods for formation evaluation while drilling
|
US6166540A
(en)
*
|
1997-06-30 |
2000-12-26 |
Wollin Ventures, Inc. |
Method of resistivity well logging utilizing nuclear magnetic resonance
|
US6111408A
(en)
*
|
1997-12-23 |
2000-08-29 |
Numar Corporation |
Nuclear magnetic resonance sensing apparatus and techniques for downhole measurements
|
US6097184A
(en)
*
|
1997-12-31 |
2000-08-01 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance well logging to determine gas-filled porosity and oil-filled porosity of earth formations without a constant static magnetic field gradient
|
AR015217A1
(es)
|
1998-01-16 |
2001-04-18 |
Numar Corp |
UNA HERRAMIENTA DE RESONANCIA MAGNETICA NUCLEAR (RMN) PARA CONDUCIR MEDICIONES DE UNA FORMACION DE TIERRA QUE RODEA UN POZO DE SONDEO, UN METODO PARA EFECTUAR DICHAS MEDICIONES MIENTRAS SE EFECTUA EL TALADRO Y UNA DISPOSICIoN PARA HACER MEDICIONES DE RMN.
|
US6023164A
(en)
*
|
1998-02-20 |
2000-02-08 |
Numar Corporation |
Eccentric NMR well logging apparatus and method
|
US6291995B1
(en)
*
|
1998-03-03 |
2001-09-18 |
Schlumberger Technology Corporation |
Apparatus and method for generating a pulse sequence
|
US6246236B1
(en)
|
1998-03-03 |
2001-06-12 |
Schlumberger Technology Corporation |
Apparatus and method for obtaining a nuclear magnetic resonance measurement while drilling
|
US6184681B1
(en)
|
1998-03-03 |
2001-02-06 |
Schlumberger Technology Corporation |
Apparatus and method for computing a distribution of spin-spin relaxation times
|
US6727696B2
(en)
*
|
1998-03-06 |
2004-04-27 |
Baker Hughes Incorporated |
Downhole NMR processing
|
AU737283B2
(en)
*
|
1998-07-30 |
2001-08-16 |
Schlumberger Holdings Limited |
Nuclear magnetic resonance logging with azimuthal resolution using gradient coils
|
US6326784B1
(en)
|
1998-11-05 |
2001-12-04 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance logging with azimuthal resolution using gradient coils
|
US6492809B1
(en)
|
1998-12-04 |
2002-12-10 |
Schlumberger Technology Corporation |
Preconditioning spins near a nuclear magnetic resonance region
|
US6346813B1
(en)
*
|
1998-08-13 |
2002-02-12 |
Schlumberger Technology Corporation |
Magnetic resonance method for characterizing fluid samples withdrawn from subsurface formations
|
US6891369B2
(en)
*
|
1998-08-13 |
2005-05-10 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance method and logging apparatus for fluid analysis
|
US6107796A
(en)
*
|
1998-08-17 |
2000-08-22 |
Numar Corporation |
Method and apparatus for differentiating oil based mud filtrate from connate oil
|
US6255818B1
(en)
|
1998-08-18 |
2001-07-03 |
Schlumberger Technology Corporation |
Method and apparatus for performing magnetic resonance measurements
|
US6377042B1
(en)
|
1998-08-31 |
2002-04-23 |
Numar Corporation |
Method and apparatus for merging of NMR echo trains in the time domain
|
US6429654B1
(en)
*
|
1998-09-11 |
2002-08-06 |
Baker Hughes Incorporated |
Nuclear magnetic resonance pulse sequence for improving signal-to-noise ratio
|
US6366087B1
(en)
*
|
1998-10-30 |
2002-04-02 |
George Richard Coates |
NMR logging apparatus and methods for fluid typing
|
US6229308B1
(en)
|
1998-11-19 |
2001-05-08 |
Schlumberger Technology Corporation |
Formation evaluation using magnetic resonance logging measurements
|
US6316940B1
(en)
|
1999-03-17 |
2001-11-13 |
Numar Corporation |
System and method for identification of hydrocarbons using enhanced diffusion
|
US6570381B1
(en)
*
|
1999-03-25 |
2003-05-27 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance well logging method and apparatus
|
US6466013B1
(en)
*
|
1999-04-19 |
2002-10-15 |
Baker Hughes Incorporated |
Nuclear magnetic resonance measurements in well logging using an optimized rephasing pulse sequence
|
AU2004200906B2
(en)
*
|
1999-04-19 |
2007-01-18 |
Baker Hughes Incorporated |
Nuclear magnetic resonance measurements in well logging using an optimized rephasing pulse sequence
|
US6661226B1
(en)
|
1999-08-13 |
2003-12-09 |
Halliburton Energy Services, Inc. |
NMR apparatus and methods for measuring volumes of hydrocarbon gas and oil
|
US6331775B1
(en)
*
|
1999-09-15 |
2001-12-18 |
Baker Hughes Incorporated |
Gas zone evaluation by combining dual wait time NMR data with density data
|
US6255819B1
(en)
|
1999-10-25 |
2001-07-03 |
Halliburton Energy Services, Inc. |
System and method for geologically-enhanced magnetic resonance imaging logs
|
US6600497B1
(en)
*
|
1999-11-15 |
2003-07-29 |
Elliot A. Gottfurcht |
Apparatus and method to navigate interactive television using unique inputs with a remote control
|
US7020845B1
(en)
|
1999-11-15 |
2006-03-28 |
Gottfurcht Elliot A |
Navigating internet content on a television using a simplified interface and a remote control
|
US6522136B1
(en)
*
|
1999-12-10 |
2003-02-18 |
Schlumberger Technology Corporation |
Well logging technique and apparatus for determining pore characteristics of earth formations using magnetic resonance
|
US6541969B2
(en)
|
1999-12-15 |
2003-04-01 |
Halliburton Energy Services, Inc. |
Method and apparatus for improving the vertical resolution of NMR logs
|
US20040150677A1
(en)
*
|
2000-03-03 |
2004-08-05 |
Gottfurcht Elliot A. |
Method for navigating web content with a simplified interface using audible commands
|
US6611881B1
(en)
|
2000-03-15 |
2003-08-26 |
Personal Data Network Corporation |
Method and system of providing credit card user with barcode purchase data and recommendation automatically on their personal computer
|
US6498484B1
(en)
*
|
2000-06-15 |
2002-12-24 |
Schlumberger Technology Corporation |
Method for reducing ringing in nuclear magnetic resonance well logging instruments
|
US6445180B1
(en)
*
|
2000-06-28 |
2002-09-03 |
Baker Hughes Incorporated |
Nuclear magnetic resonance tool with active RF spoiler antenna
|
CA2325348C
(en)
|
2000-11-08 |
2011-01-11 |
University Technologies International Inc. |
Quantification of bitumen using nmr
|
US6577125B2
(en)
|
2000-12-18 |
2003-06-10 |
Halliburton Energy Services, Inc. |
Temperature compensated magnetic field apparatus for NMR measurements
|
US6518755B2
(en)
|
2001-04-10 |
2003-02-11 |
Baker Hughes Incorporated |
Measurement technique and apparatus for high-resolution multi-volume NMR well logging
|
US6626027B1
(en)
|
2001-06-12 |
2003-09-30 |
Intertech Development Company |
Method and apparatus for detecting a gas leak using nuclear magnetic resonance
|
US6525534B2
(en)
|
2001-06-15 |
2003-02-25 |
Halliburton Energy Services, Inc. |
System and methods for NMR signal processing without phase alternated pair stacking
|
US6650114B2
(en)
*
|
2001-06-28 |
2003-11-18 |
Baker Hughes Incorporated |
NMR data acquisition with multiple interecho spacing
|
US7301338B2
(en)
*
|
2001-08-13 |
2007-11-27 |
Baker Hughes Incorporated |
Automatic adjustment of NMR pulse sequence to optimize SNR based on real time analysis
|
US6528995B1
(en)
*
|
2001-09-10 |
2003-03-04 |
Schlumberger Technology Corporation |
Methods and apparatus for measuring flow velocity in a wellbore using NMR and applications using same
|
US6686737B2
(en)
*
|
2001-10-12 |
2004-02-03 |
Baker Hughes Incorporated |
Amplitude and/or phase modulated NMR pulse sequences
|
US6972564B2
(en)
*
|
2001-11-06 |
2005-12-06 |
Baker Hughes Incorporated |
Objective oriented methods for NMR log acquisitions for estimating earth formation and fluid properties
|
FR2832255B1
(fr)
*
|
2001-11-13 |
2004-11-26 |
France Telecom |
Peigne et procede de derivation d'un cablage preexistant
|
US6774628B2
(en)
*
|
2002-01-18 |
2004-08-10 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance imaging using phase encoding with non-linear gradient fields
|
US6984980B2
(en)
*
|
2002-02-14 |
2006-01-10 |
Baker Hughes Incorporated |
Method and apparatus for NMR sensor with loop-gap resonator
|
US6883702B2
(en)
|
2002-03-21 |
2005-04-26 |
Schlumberger Technology Corporation |
Method and apparatus for NMR measurement of wettability
|
US20040150676A1
(en)
*
|
2002-03-25 |
2004-08-05 |
Gottfurcht Elliot A. |
Apparatus and method for simple wide-area network navigation
|
US6850060B2
(en)
|
2002-04-17 |
2005-02-01 |
Schlumberger Technology Corporation |
Method and apparatus for rapid characterization of diffusion
|
US6833698B2
(en)
*
|
2002-05-15 |
2004-12-21 |
Chevrontexaco U.S.A. Inc. |
Methods of decoupling diffusion effects from relaxation times to determine properties of porous media containing fluids
|
US6937013B2
(en)
*
|
2002-06-19 |
2005-08-30 |
Schlumberger Technology Corporation |
NMR tool for making formation evaluation measurements using gradient echoes
|
US6781371B2
(en)
|
2002-09-06 |
2004-08-24 |
Schlumberger Technology Corporation |
High vertical resolution antennas for NMR logging
|
US6586932B1
(en)
|
2002-10-16 |
2003-07-01 |
Schlumberger Technology Corporation |
Enhanced performance antennas for NMR logging
|
US6856132B2
(en)
|
2002-11-08 |
2005-02-15 |
Shell Oil Company |
Method and apparatus for subterranean formation flow imaging
|
US6894493B2
(en)
*
|
2003-01-16 |
2005-05-17 |
Schlumberger Technology Corporation |
Method and apparatus for NMR measurement of magnetic materials
|
US6841996B2
(en)
*
|
2003-01-22 |
2005-01-11 |
Schlumberger Technology Corporation |
Nuclear magnetic resonance apparatus and methods for analyzing fluids extracted from earth formation
|
GB2397893B
(en)
*
|
2003-01-30 |
2005-04-06 |
Schlumberger Holdings |
Permanently eccentered formation tester
|
US7493646B2
(en)
|
2003-01-30 |
2009-02-17 |
United Video Properties, Inc. |
Interactive television systems with digital video recording and adjustable reminders
|
US9376910B2
(en)
|
2003-03-07 |
2016-06-28 |
Halliburton Energy Services, Inc. |
Downhole formation testing and sampling apparatus having a deployment packer
|
US7128144B2
(en)
*
|
2003-03-07 |
2006-10-31 |
Halliburton Energy Services, Inc. |
Formation testing and sampling apparatus and methods
|
US6937014B2
(en)
*
|
2003-03-24 |
2005-08-30 |
Chevron U.S.A. Inc. |
Method for obtaining multi-dimensional proton density distributions from a system of nuclear spins
|
US7463027B2
(en)
|
2003-05-02 |
2008-12-09 |
Halliburton Energy Services, Inc. |
Systems and methods for deep-looking NMR logging
|
CA2852097A1
(en)
|
2003-10-03 |
2005-04-21 |
Halliburton Energy Services, Inc. |
System and methods for t1-based logging
|
WO2005067569A2
(en)
*
|
2004-01-04 |
2005-07-28 |
Halliburton Energy Services, Inc. |
Method and apparatus for detecting hydrocarbons with nmr logs in wells drilled with oil-based muds
|
US7053611B2
(en)
*
|
2004-06-04 |
2006-05-30 |
Schlumberger Technology Corporation |
Method and apparatus for using pulsed field gradient NMR measurements to determine fluid properties in a fluid sampling well logging tool
|
US7196516B2
(en)
*
|
2004-08-16 |
2007-03-27 |
Baker Hughes Incorporated |
Correction of NMR artifacts due to constant-velocity axial motion and spin-lattice relaxation
|
US7412898B1
(en)
*
|
2006-07-28 |
2008-08-19 |
Disney Enterprises, Inc. |
Load sensing system including RFID tagged fasteners
|
US7253618B1
(en)
|
2006-12-19 |
2007-08-07 |
Schlumberger Technology Corporation |
Method for determining more accurate diffusion coefficient distributions of reservoir fluids using Bi-polar pulsed field gradients
|
US7564240B2
(en)
*
|
2007-06-19 |
2009-07-21 |
Schlumberger Technology Corporation |
Method and apparatus for measuring free induction decay signal and its application to composition analysis
|
US7741841B2
(en)
*
|
2007-12-28 |
2010-06-22 |
Schlumberger Technology Corporation |
Time-lapsed diffusivity logging for monitoring enhanced oil recovery
|
WO2010004393A2
(en)
*
|
2008-07-11 |
2010-01-14 |
Schlumberger Technology B.V. |
Nmr logging of miscible displacement
|
US8212567B2
(en)
*
|
2008-10-20 |
2012-07-03 |
Baker Hughes Incorporated |
Externally mounted band antennae requiring minimal metal cutting on drillstring for reduction of mechanical stresses
|
US8258790B2
(en)
*
|
2008-11-20 |
2012-09-04 |
Baker Hughes Incorporated |
Oscillator sensor for determining a property of an earth formation
|
US8191416B2
(en)
*
|
2008-11-24 |
2012-06-05 |
Schlumberger Technology Corporation |
Instrumented formation tester for injecting and monitoring of fluids
|
US7999542B2
(en)
*
|
2009-04-30 |
2011-08-16 |
Schlumberger Technology Corporation |
Method for determining formation parameter
|
US10162026B2
(en)
*
|
2009-11-09 |
2018-12-25 |
Vista Clara Inc. |
Noise canceling in-situ NMR detection
|
US8816684B2
(en)
*
|
2009-11-09 |
2014-08-26 |
Vista Clara Inc. |
Noise canceling in-situ NMR detection
|
US8427145B2
(en)
|
2010-03-24 |
2013-04-23 |
Schlumberger Technology Corporation |
System and method for emulating nuclear magnetic resonance well logging tool diffusion editing measurements on a bench-top nuclear magnetic resonance spectrometer for laboratory-scale rock core analysis
|
CN103221837A
(zh)
*
|
2010-06-24 |
2013-07-24 |
雷蒙特亚特特拉维夫大学有限公司 |
利用多对双极梯度脉冲的磁共振分析
|
US20120074934A1
(en)
*
|
2010-09-29 |
2012-03-29 |
Derrick Green |
Nmr measurements and methods of analyzing nmr data
|
US10132894B2
(en)
*
|
2012-01-11 |
2018-11-20 |
Schlumberger Technology Corporation |
Magnetic resonance imaging methods
|
US9322948B2
(en)
|
2012-03-07 |
2016-04-26 |
Schlumberger Technology Corporation |
Method of determining a formation parameter
|
WO2016033344A1
(en)
*
|
2014-08-27 |
2016-03-03 |
Schlumberger Canada Limited |
Nmr asic
|
US9823205B2
(en)
|
2014-11-17 |
2017-11-21 |
Schlumberger Technology Corporation |
Methods and systems for determining surface relaxivity of a medium using nuclear magnetic resonance
|
US20160161630A1
(en)
*
|
2014-12-05 |
2016-06-09 |
Schlumberger Technology Corporation |
Monitoring Carbon Dioxide Flooding Using Nuclear Magnetic Resonance (NMR) Measurements
|
US9851315B2
(en)
|
2014-12-11 |
2017-12-26 |
Chevron U.S.A. Inc. |
Methods for quantitative characterization of asphaltenes in solutions using two-dimensional low-field NMR measurement
|
US10634746B2
(en)
|
2016-03-29 |
2020-04-28 |
Chevron U.S.A. Inc. |
NMR measured pore fluid phase behavior measurements
|
WO2018000044A1
(en)
*
|
2016-07-01 |
2018-01-04 |
Nmr Services Australia |
Downhole diffusion coefficient measurement
|
CN107907911A
(zh)
*
|
2017-10-17 |
2018-04-13 |
中国石油天然气股份有限公司 |
基于核磁共振的致密储层含油量测定方法
|
CN110029990B
(zh)
*
|
2019-04-15 |
2022-12-09 |
中国海洋石油集团有限公司 |
一种核磁共振测井方法和装置
|
US20230132047A1
(en)
*
|
2021-10-22 |
2023-04-27 |
Vista Clara Inc. |
Switched gradient field measurement techniques for surface nmr
|