Patent | Date |
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Automated method and apparatus to characterize solubility of asphaltenes of a hydrocarbon fluid sample utilizing microfluidics Grant 10,031,122 - Sieben , et al. July 24, 2 | 2018-07-24 |
Method for measuring fractions of hydrocarbon fluids using optical spectroscopy Grant 9,513,210 - Kharrat , et al. December 6, 2 | 2016-12-06 |
Microfluidic chip for measuring asphaltene content of crude oil Grant 9,346,049 - Mostowfi , et al. May 24, 2 | 2016-05-24 |
Automated Method And Apparatus To Characterize Solubility Of Asphaltenes Of A Hydrocarbon Fluid Sample Utilizing Microfluidics App 20160097757 - Sieben; Vincent Joseph ;   et al. | 2016-04-07 |
Apparatus and system for measuring asphaltene content of crude oil Grant 9,278,351 - Mostowfi , et al. March 8, 2 | 2016-03-08 |
Apparatus and methods for determining commingling compatibility of fluids from different formation zones Grant 9,249,661 - Harrison , et al. February 2, 2 | 2016-02-02 |
Apparatus And System For Measuring Asphaltene Content Of Crude Oil App 20150209782 - Mostowfi; Farshid ;   et al. | 2015-07-30 |
Apparatus And System For Measuring Asphaltene Content Of Crude Oil App 20150209781 - Mostowfi; Farshid ;   et al. | 2015-07-30 |
Method and apparatus for determining asphaltene yield and flocculation point of crude oil Grant 9,068,962 - Schneider , et al. June 30, 2 | 2015-06-30 |
System and method for characterizing crude oil fractions Grant 9,041,933 - Kharrat , et al. May 26, 2 | 2015-05-26 |
System and Method for Characterizing Crude Oil Fractions App 20150036136 - Kharrat; Abdel M. ;   et al. | 2015-02-05 |
Method and Apparatus for Determining Asphaltene Yield and Flocculation Point of Crude Oil App 20140375991 - Schneider; Marc ;   et al. | 2014-12-25 |
Apparatus and System for Measuring Asphaltene Content of Crude Oil App 20140369889 - Mostowfi; Farshid ;   et al. | 2014-12-18 |
Method For Measuring Fractions Of Hydrocarbon Fluids Using Optical Spectroscopy App 20130242288 - Kharrat; Abdel M. ;   et al. | 2013-09-19 |
Apparatus And Methods For Determining Commingling Compatibility Of Fluids From Different Formation Zones App 20130188169 - HARRISON; CHRISTOPHER ;   et al. | 2013-07-25 |
System and method for determining the asphaltene content of crude oil Grant 8,269,961 - Mostowfi , et al. September 18, 2 | 2012-09-18 |
System And Method For Determining The Asphaltene Content Of Crude Oil App 20110292382 - Mostowfi; Farshid ;   et al. | 2011-12-01 |
Methods for determining in situ the viscosity of heavy oil using nuclear magnetic resonance relaxation time measurements Grant 8,013,601 - Cheng , et al. September 6, 2 | 2011-09-06 |
Methods and apparatus for analysis of downhole asphaltene gradients and applications thereof Grant 7,996,154 - Zuo , et al. August 9, 2 | 2011-08-09 |
Methods for determining in situ the viscosity of heavy oil Grant 7,965,078 - Cheng , et al. June 21, 2 | 2011-06-21 |
Compositions and methods of using same in producing heavy oil and bitumen Grant 7,691,788 - Tan , et al. April 6, 2 | 2010-04-06 |
NMR measurement of wax appearance in fluids Grant 7,688,071 - Cheng , et al. March 30, 2 | 2010-03-30 |
Methods Of And Apparatus For Determining The Viscosity Of Heavy Oil App 20100043538 - Cheng; Yuesheng ;   et al. | 2010-02-25 |
Methods For Determining In Situ The Viscosity Of Heavy Oil Using Nuclear Magnetic Resonance Relaxation Time Measurements App 20100039109 - Cheng; Yuesheng ;   et al. | 2010-02-18 |
Methods For Determining In Situ The Viscosity Of Heavy Oil App 20100033176 - Cheng; Yuesheng ;   et al. | 2010-02-11 |
Methods And Apparatus For Analysis Of Downhole Asphaltene Gradients And Applications Thereof App 20090248310 - ZUO; YOUXIANG (JULIAN) ;   et al. | 2009-10-01 |
Nmr Measurement Of Wax Appearance In Fluids App 20090066330 - CHENG; YUESHENG ;   et al. | 2009-03-12 |
Compositions and Methods of Using Same in Producing Heavy Oil and Bitumen App 20070295640 - Tan; Jiasen ;   et al. | 2007-12-27 |
Estimating the concentration of a substance in a sample using NMR Grant 7,301,339 - Cheng , et al. November 27, 2 | 2007-11-27 |
Compositional characterization and quantification of solid deposits from hydrocarbon fluids Grant 7,150,183 - Kharrat , et al. December 19, 2 | 2006-12-19 |
Compositional characterization and quantification of solid deposits from hydrocarbon fluids App 20050170516 - Kharrat, Abdel M. ;   et al. | 2005-08-04 |