Patent | Date |
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Method And System For Downhole Analysis App 20140283593 - BOSTROM; NEIL WILLIAM ;   et al. | 2014-09-25 |
Processing and interpretation of real-time data from downhole and surface sensors Grant 8,612,193 - Raghuraman , et al. December 17, 2 | 2013-12-17 |
Downhole spectroscopic hydrogen sulfide detection Grant 8,518,702 - Jiang , et al. August 27, 2 | 2013-08-27 |
Apparatus for measuring streaming potentials and determining earth formation characteristics Grant 8,302,687 - Chen , et al. November 6, 2 | 2012-11-06 |
Formation fluid sampling tools and methods utilizing chemical heating Grant 8,283,174 - Van Hal , et al. October 9, 2 | 2012-10-09 |
Methods and devices for minimizing membrane fouling for microfluidic separators Grant 8,262,909 - Angelescu , et al. September 11, 2 | 2012-09-11 |
Multi-stage injector for fluid analysis Grant 8,250,904 - Shah , et al. August 28, 2 | 2012-08-28 |
Downhole spectroscopic hydrogen sulfide detection Grant 8,058,071 - Jiang , et al. November 15, 2 | 2011-11-15 |
Fluid analyzer for determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis Grant 8,057,752 - Torgersen , et al. November 15, 2 | 2011-11-15 |
High pressure and high temperature chromatography Grant 8,028,562 - Shah , et al. October 4, 2 | 2011-10-04 |
Spectroscopic pH measurement using optimized mixtures of reagents to extend measurement range Grant 7,993,604 - Raghuraman , et al. August 9, 2 | 2011-08-09 |
Downhole spectroscopic hydrogen sulfide detection Grant 7,959,864 - Jiang , et al. June 14, 2 | 2011-06-14 |
Formation Fluid Sampling Tools And Methods Utilizing Chemical Heating App 20110132609 - Van Hal; Ronald E. G. ;   et al. | 2011-06-09 |
Downhole Spectroscopic Hydrogen Sulfide Detection App 20110111507 - Jiang; Li ;   et al. | 2011-05-12 |
Downhole Spectroscopic Hydrogen Sulfide Detection App 20110104809 - Jiang; Li ;   et al. | 2011-05-05 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics Grant 7,891,417 - Chen , et al. February 22, 2 | 2011-02-22 |
Formation fluid sampling tools and methods utilizing chemical heating Grant 7,886,825 - Van Hal , et al. February 15, 2 | 2011-02-15 |
Detecting Gas Compounds For Downhole Fluid Analysis Using Microfluidics And Reagent With Optical Signature App 20100269579 - LAWRENCE; JIMMY ;   et al. | 2010-10-28 |
High accuracy contamination estimation in hydrocarbon samples using GC.times.GC Grant 7,805,979 - Reddy , et al. October 5, 2 | 2010-10-05 |
Microfluidic system for chemical analysis Grant 7,799,278 - Salamitou , et al. September 21, 2 | 2010-09-21 |
Method for continuous interpretation of monitoring data Grant 7,715,984 - Ramakrishnan , et al. May 11, 2 | 2010-05-11 |
Microfluidic separator Grant 7,695,629 - Salamitou , et al. April 13, 2 | 2010-04-13 |
Method of monitoring fluid placement during stimulation treatments Grant 7,658,226 - Ziauddin , et al. February 9, 2 | 2010-02-09 |
Methods And Devices For Minimizing Membrane Fouling For Microfluidic Separators App 20100012586 - Angelescu; Dan Eugen ;   et al. | 2010-01-21 |
Downhole fluid analysis for production logging Grant 7,644,611 - Kamiya , et al. January 12, 2 | 2010-01-12 |
Enhanced downhole fluid analysis Grant 7,637,151 - Raghuraman , et al. December 29, 2 | 2009-12-29 |
Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics App 20090242274 - Chen; Min-Yi ;   et al. | 2009-10-01 |
Microfluidic separator Grant 7,575,681 - Angelescu , et al. August 18, 2 | 2009-08-18 |
Microfluidic Separator App 20090183871 - Salamitou; Philippe ;   et al. | 2009-07-23 |
Completion Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics App 20090166024 - Chen; Min-Yi ;   et al. | 2009-07-02 |
Method And System For Downhole Analysis App 20090158820 - Bostrom; Neil William ;   et al. | 2009-06-25 |
Multi-stage Injector For Fluid Analysis App 20090158815 - Shah; Jagdish ;   et al. | 2009-06-25 |
High Pressure And High Temperature Chromatography App 20090151426 - Shah; Jagdish ;   et al. | 2009-06-18 |
Downhole Spectroscopic Hydrogen Sulfide Detection App 20090107667 - Mullins; Oliver C. ;   et al. | 2009-04-30 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics Grant 7,520,324 - Chen , et al. April 21, 2 | 2009-04-21 |
Spectroscopic Ph Measurement Using Optimized Mixtures Of Reagents To Extend Measurement Range App 20090084175 - Raghuraman; Bhavani ;   et al. | 2009-04-02 |
Tools for decision-making in reservoir risk management Grant 7,512,543 - Raghuraman , et al. March 31, 2 | 2009-03-31 |
Determining Fluid Chemistry Of Formation Fluid By Downhole Reagent Injection Spectral Analysis App 20090047181 - Torgersen; Torleif ;   et al. | 2009-02-19 |
SPECTROSCOPIC pH MEASUREMENT AT HIGH-TEMPERATURE AND/OR HIGH-PRESSURE App 20080259335 - Raghuraman; Bhavani ;   et al. | 2008-10-23 |
Spetroscopic pH measurement using optimized mixtures of reagents to extend measurement range Grant 7,432,109 - Raghuraman , et al. October 7, 2 | 2008-10-07 |
Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis Grant 7,427,504 - Torgersen , et al. September 23, 2 | 2008-09-23 |
Spectroscopic pH measurement at high-temperature and/or high-pressure Grant 7,402,424 - Raghuraman , et al. July 22, 2 | 2008-07-22 |
Enhanced Downhole Fluid Analysis App 20080141767 - Raghuraman; Bhavani ;   et al. | 2008-06-19 |
Reservoir sample chain-of-custody Grant 7,379,819 - Betancourt , et al. May 27, 2 | 2008-05-27 |
High Accuracy Contamination Estimation In Hydrocarbon Samples Using Gc X Gc App 20080105032 - Reddy; Christopher Michael ;   et al. | 2008-05-08 |
Formation Fluid Sampling Tools and Methods Utilizing Chemical Heating App 20080066904 - Van Hal; Ronald E. G. ;   et al. | 2008-03-20 |
Downhole Fluid Analysis For Production Logging App 20080066538 - KAMIYA; AKIRA ;   et al. | 2008-03-20 |
Method For Continuous Interpretation Of Monitoring Data App 20080065332 - Ramakrishnan; Terizhandur S. ;   et al. | 2008-03-13 |
Apparatus and method for analysing downhole water chemistry Grant 7,339,160 - Raghuraman , et al. March 4, 2 | 2008-03-04 |
System and methods of deriving fluid properties of downhole fluids and uncertainty thereof Grant 7,305,306 - Venkataramanan , et al. December 4, 2 | 2007-12-04 |
Method and apparatus for composition analysis in a logging environment Grant 7,279,678 - Andrews , et al. October 9, 2 | 2007-10-09 |
Spectroscopic pH measurement at high-temperature and/or high-pressure App 20070178595 - Raghuraman; Bhavani ;   et al. | 2007-08-02 |
Methods for locating formation fractures and monitoring well completion using streaming potential transients information Grant 7,243,718 - Chen , et al. July 17, 2 | 2007-07-17 |
Reservoir Sample Chain-of-Custody App 20070143023 - Betancourt; Soraya Sofia ;   et al. | 2007-06-21 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics Grant 7,233,150 - Chen , et al. June 19, 2 | 2007-06-19 |
Method of Monitoring Fluid Placement During Stimulation Treatments App 20070095528 - Ziauddin; Murtaza ;   et al. | 2007-05-03 |
Method and apparatus for composition analysis in a production logging environment App 20070035737 - Andrews; A. Ballard ;   et al. | 2007-02-15 |
Methods and apparatus for remote real time oil field management Grant 7,096,092 - Ramakrishnan , et al. August 22, 2 | 2006-08-22 |
Apparatus and method for analysing downhole water chemistry App 20060163467 - Raghuraman; Bhavani ;   et al. | 2006-07-27 |
System and methods of deriving fluid properties of downhole fluids and uncertainty thereof App 20060155474 - Venkataramanan; Lalitha ;   et al. | 2006-07-13 |
Microfluidic system for chemical analysis App 20060008382 - Salamitou; Philippe ;   et al. | 2006-01-12 |
Microfluidic separator App 20060008913 - Angelescu; Dan Eugen ;   et al. | 2006-01-12 |
Wireline apparatus for measuring steaming potentials and determining earth formation characteristics Grant 6,978,672 - Chen , et al. December 27, 2 | 2005-12-27 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics App 20050279497 - Chen, Min-Yi ;   et al. | 2005-12-22 |
Wireline Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics App 20050279161 - Chen, Min-Yi ;   et al. | 2005-12-22 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics App 20050280419 - Chen, Min-Yi ;   et al. | 2005-12-22 |
Methods for locating formation fractures and monitoring well completion using streaming potential transients information App 20050279495 - Chen, Min-Yi ;   et al. | 2005-12-22 |
Method for continuous interpretation of monitoring data App 20050270903 - Ramakrishnan, Terizhandur S. ;   et al. | 2005-12-08 |
Estimating formation properties in inter-well regions by monitoring saturation and salinity front arrivals Grant 6,886,632 - Raghuraman , et al. May 3, 2 | 2005-05-03 |
Spectroscopic pH measurement using optimized mixtures of reagents to extend measurement range App 20040219064 - Raghuraman, Bhavani ;   et al. | 2004-11-04 |
Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis App 20040129874 - Torgersen, Torleif ;   et al. | 2004-07-08 |
Estimating formation properties in inter-well regions by monitoring saturation and salinity front arrivals App 20040011524 - Raghuraman, Bhavani ;   et al. | 2004-01-22 |
Processing and interpretation of real-time data from downhole and surface sensors App 20040010374 - Raghuraman, Bhavani ;   et al. | 2004-01-15 |
Tools for decision-making in reservoir risk management App 20030225606 - Raghuraman, Bhavani ;   et al. | 2003-12-04 |