Inventor · disambiguated record
Chengli Dong
Also filed as: DONG CHENGLI
26 granted patents·625 citations·filing 2002–2013
97Inventor score
Files withSCHLUMBERGER TECHNOLOGY CORP18DONG CHENGLI2SCHLUMBERGER TECHNOLOGY COPORA1SUMRALL ERNEST N1TERABAYASHI TORU1
Top patents by PatentIndex Score
26 records- 0196US8024125B2Methods and apparatus to monitor contamination levels in a formation fluidSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Sep 20, 2011·37 cites·20 claims
- 0293US7305306B2System and methods of deriving fluid properties of downhole fluids and uncertainty thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 4, 2007·52 cites·21 claims
- 0392US7996154B2Methods and apparatus for analysis of downhole asphaltene gradients and applications thereofSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Aug 9, 2011·40 cites·20 claims
- 0492US7526953B2Methods and apparatus for the downhole characterization of formation fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted May 5, 2009·70 cites·20 claims
- 0591US8996346B2Methods for characterization of petroleum fluid and application thereofZUO JULIAN YOUXIANG·Filed 2010·Granted Mar 31, 2015·31 cites·18 claims
- 0690US7788972B2Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Sep 7, 2010·34 cites·9 claims
- 0790US7711488B2Methods and apparatus to monitor contamination levels in a formation fluidSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted May 4, 2010·13 cites·22 claims
- 0888US7966273B2Predicting formation fluid property through downhole fluid analysis using artificial neural networkSCHLUMBERGER TECHNOLOGY CORP·Filed 2008·Granted Jun 21, 2011·44 cites·26 claims
- 0988US7458252B2Fluid analysis method and apparatusSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 2, 2008·43 cites·25 claims
- 1086US8256283B2Method of downhole characterization of formation fluids, measurement controller for downhole characterization of formation fluids, and apparatus for downhole characterization of formation fluidsTERABAYASHI TORU·Filed 2010·Granted Sep 4, 2012·11 cites·16 claims
- 1185US6956204B2Determining fluid properties from fluid analyzerSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Oct 18, 2005·74 cites·30 claims
- 1280US9416647B2Methods and apparatus for characterization of hydrocarbon reservoirsSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Aug 16, 2016·7 cites·18 claims
- 1380US8528396B2Phase separation detection in downhole fluid samplingWU XU·Filed 2009·Granted Sep 10, 2013·21 cites·26 claims
- 1477US7158887B2Fluids chain-of-custodySCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Jan 2, 2007·16 cites·35 claims
- 1575US7458258B2Methods and apparatus for oil composition determinationSCHLUMBERGER TECHNOLOGY CORP·Filed 2005·Granted Dec 2, 2008·4 cites·14 claims
- 1675US6992768B2Optical fluid analysis signal refinementSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Jan 31, 2006·12 cites·24 claims
- 1771US8230916B2Apparatus and methods to analyze downhole fluids using ionized fluid samplesSUMRALL ERNEST N·Filed 2008·Granted Jul 31, 2012·15 cites·28 claims
- 1870US7644611B2Downhole fluid analysis for production loggingSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jan 12, 2010·11 cites·23 claims
- 1969US7586087B2Methods and apparatus to characterize stock-tank oil during fluid composition analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Sep 8, 2009·10 cites·25 claims
- 2063US7075063B2Determining phase transition pressure of downhole retrograde condensateSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Jul 11, 2006·22 cites·34 claims
- 2162US9366776B2Integrated formation modeling systems and methodsXIAN CHENGGANG·Filed 2011·Granted Jun 14, 2016·2 cites·19 claims
- 2262US8039791B2Downhole fluid spectroscopySCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Oct 18, 2011·7 cites·20 claims
- 2362US7002142B2Determining dew precipitation and onset pressure in oilfield retrograde condensateSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Feb 21, 2006·27 cites·15 claims
- 2457US7028773B2Assessing downhole WBM-contaminated connate waterSCHLUMBERGER TECHNOLOGY COPORA·Filed 2002·Granted Apr 18, 2006·22 cites·11 claims
- 2548US8717549B2Methods and apparatus to detect contaminants on a fluid sensorDONG CHENGLI·Filed 2008·Granted May 6, 2014·0 cites·18 claims
- 2635US8555696B2Methods of calibrating a fluid analyzer for use in a wellboreDONG CHENGLI·Filed 2008·Granted Oct 15, 2013·0 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →