| Patent | Date |
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Apparatus And Methods For Measuring Spontaneous Potential Of An Earth Formation
App 20140361778 - CHEN; MIN-YI ; et al. | 2014-12-11 |
Apparatus for measuring streaming potentials and determining earth formation characteristics
Grant 8,302,687 - Chen , et al. November 6, 2 | 2012-11-06 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics
Grant 7,891,417 - Chen , et al. February 22, 2 | 2011-02-22 |
Frequency-locking device and frequency-locking method thereof
Grant 7,869,492 - Lin , et al. January 11, 2 | 2011-01-11 |
Wettability from electro-kinetic and electro-osmosis measurements
Grant 7,679,992 - Chen , et al. March 16, 2 | 2010-03-16 |
Frequency-locking device and frequency-locking method thereof
Grant 7,633,348 - Lin , et al. December 15, 2 | 2009-12-15 |
Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics
App 20090242274 - Chen; Min-Yi ; et al. | 2009-10-01 |
Frequency-locking Device And Frequency-locking Method Thereof
App 20090231045 - LIAO; Chih-Ming ; et al. | 2009-09-17 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
Grant 7,586,310 - Chen , et al. September 8, 2 | 2009-09-08 |
Completion Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics
App 20090166024 - Chen; Min-Yi ; et al. | 2009-07-02 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics
Grant 7,520,324 - Chen , et al. April 21, 2 | 2009-04-21 |
While-drilling methodology for determining earth formation characteristics and other useful information based upon streaming potential measurements
Grant 7,466,136 - Chen , et al. December 16, 2 | 2008-12-16 |
Wettability From Electro-kinetic And Electro-osmosis Measurements
App 20080159073 - Chen; Min-Yi ; et al. | 2008-07-03 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
Grant 7,388,380 - Chen , et al. June 17, 2 | 2008-06-17 |
Frequency-locking device and frequency-locking method thereof
App 20080123726 - Lin; Yong Jheng ; et al. | 2008-05-29 |
Frequency-locking device and frequency-locking method thereof
App 20080100388 - Lin; Yong Jheng ; et al. | 2008-05-01 |
While-drilling methodology for estimating formation pressure based upon streaming potential measurements
Grant 7,301,345 - Chen , et al. November 27, 2 | 2007-11-27 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
App 20070170924 - Chen; Min-Yi ; et al. | 2007-07-26 |
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 |
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 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics and other useful information
App 20070057674 - Chen; Min-Yi ; et al. | 2007-03-15 |
While-drilling Methodology For Estimating Formation Pressure Based Upon Streaming Potential Measurements
App 20060125474 - Chen; Min-Yi ; et al. | 2006-06-15 |
While-drilling methodology for determining earth formation characteristics and other useful information based upon streaming potential measurements
App 20060089804 - Chen; Min-Yi ; et al. | 2006-04-27 |
Downhole measurement apparatus and technique
Grant 7,000,697 - Goode , et al. February 21, 2 | 2006-02-21 |
Wireline apparatus for measuring steaming potentials and determining earth formation characteristics
Grant 6,978,672 - Chen , et al. December 27, 2 | 2005-12-27 |
While-drilling apparatus for measuring streaming potentials and determining earth formation characteristics
App 20050280419 - Chen, Min-Yi ; et al. | 2005-12-22 |
Completion apparatus for measuring streaming potentials and determining earth formation characteristics
App 20050279497 - 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 |
Wireline Apparatus For Measuring Streaming Potentials And Determining Earth Formation Characteristics
App 20050279161 - Chen, Min-Yi ; et al. | 2005-12-22 |
Downhole measurement apparatus and technique
App 20030094282 - Goode, Peter A. ; et al. | 2003-05-22 |
System for separately producing water and oil from a reservoir
App 20020088618 - Ramakrishnan, Terizhandur S. ; et al. | 2002-07-11 |
System and method for separately producing water and oil from a reservoir
Grant 6,415,864 - Ramakrishnan , et al. July 9, 2 | 2002-07-09 |
Methods and apparatus for imaging earth formation with a current source, a current drain, and a matrix of voltage electrodes therebetween
Grant 6,191,588 - Chen February 20, 2 | 2001-02-20 |
Method and apparatus for smoothing measurements and detecting boundaries of features
Grant 5,038,378 - Chen August 6, 1 | 1991-08-06 |
Method and apparatus for filtering data signals produced by exploration of earth formations
Grant 5,012,193 - Chen April 30, 1 | 1991-04-30 |
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