Inventor · disambiguated record
Ronald E. G. Van Hal
Also filed as: VAN HAL RONALD · VAN HAL RONALD E G
25 granted patents·6 pending applications·167 citations·filing 2004–2018
95Inventor score
Top patents by PatentIndex Score
31 records- 0194US9664665B2Fluid composition and reservoir analysis using gas chromatographySCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted May 30, 2017·16 cites·6 claims
- 0293US7959864B2Downhole spectroscopic hydrogen sulfide detectionSCHLUMBERGER TECHNOLOGY CORP·Filed 2007·Granted Jun 14, 2011·18 cites·7 claims
- 0391US8283174B2Formation fluid sampling tools and methods utilizing chemical heatingVAN HAL RONALD E G·Filed 2011·Granted Oct 9, 2012·16 cites·38 claims
- 0489US8058071B2Downhole spectroscopic hydrogen sulfide detectionJIANG LI·Filed 2011·Granted Nov 15, 2011·9 cites·9 claims
- 0588US10012633B2Fluid composition and reservoir analysis using gas chromatographySCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Jul 3, 2018·3 cites·7 claims
- 0688US9052289B2Hydrogen sulfide (H2S) detection using functionalized nanoparticlesLAWRENCE JIMMY·Filed 2010·Granted Jun 9, 2015·9 cites·33 claims
- 0787US7695629B2Microfluidic separatorSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Granted Apr 13, 2010·26 cites·29 claims
- 0884US7886825B2Formation fluid sampling tools and methods utilizing chemical heatingSCHLUMBERGER TECHNOLOGY CORP·Filed 2006·Granted Feb 15, 2011·22 cites·34 claims
- 0982US8826981B2System and method for fluid processing with variable delivery for downhole fluid analysisVAN HAL RONALD E G·Filed 2011·Granted Sep 9, 2014·9 cites·24 claims
- 1081US8708049B2Downhole mixing device for mixing a first fluid with a second fluidLAWRENCE JIMMY·Filed 2011·Granted Apr 29, 2014·9 cites·48 claims
- 1179US8518702B2Downhole spectroscopic hydrogen sulfide detectionJIANG LI·Filed 2011·Granted Aug 27, 2013·4 cites·8 claims
- 1277US9458715B2Determining the plus fraction of a gas chromatogramSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Oct 4, 2016·5 cites·20 claims
- 1374US8383048B2Microsensor for mercurySCHLUMBERGER TECHNOLOGY CORP·Filed 2010·Granted Feb 26, 2013·2 cites·18 claims
- 1473US10253624B2Methods of applications for a mass spectrometer in combination with a gas chromatographSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Apr 9, 2019·1 cites·21 claims
- 1572US9513213B2System and method of determining rock properties using terahertz-band dielectric measurementsCHIEFFO LOGAN·Filed 2013·Granted Dec 6, 2016·3 cites·30 claims
- 1670US9410909B2Microsensor for mercurySCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Granted Aug 9, 2016·1 cites·14 claims
- 1768US7799278B2Microfluidic system for chemical analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2004·Granted Sep 21, 2010·11 cites·39 claims
- 1867US8714254B2Method for mixing fluids downholeHARRISON CHRISTOPHER·Filed 2010·Granted May 6, 2014·3 cites·34 claims
- 1963US11028690B2System and methodology for chemical constituent sensing and analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2018·Granted Jun 8, 2021·0 cites·18 claims
- 2055US10018040B2System and methodology for chemical constituent sensing and analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Granted Jul 10, 2018·0 cites·9 claims
- 2153US9891206B2Back titration methods for scaling cations and downhole tools for performing such methodsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Granted Feb 13, 2018·0 cites·23 claims
- 2249US11029248B2Determining a contamination level of a fluid sampleSCHLUMBERGER TECHNOLOGY CORP·Filed 2017·Granted Jun 8, 2021·0 cites·11 claims
- 2348US9932825B1Gas chromatograph mass spectrometer for downhole applicationsSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Apr 3, 2018·0 cites·19 claims
- 2446US2016177716A1Fluid Composition Using Optical Analysis and Gas ChromatographySCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
- 2541US2010269579A1Detecting gas compounds for downhole fluid analysis using microfluidics and reagent with optical signatureSCHLUMBERGER TECHNOLOGY CORP·Filed 2009·Application pending·0 cites
- 2641US2014260586A1Method to perform rapid formation fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 2740US2012276648A1Electrostatically stabilized metal sulfide nanoparticles for colorimetric measurement of hydrogen sulfideVAN HAL RONALD E G·Filed 2011·Application pending·0 cites
- 2840US2015053400A1Apparatus and method for mixing fluidsSCHLUMBERGER TECHNOLOGY CORP·Filed 2014·Application pending·0 cites
- 2939US10359412B2Systems and methods for detection of mercury in hydrocarbon-containing fluids using optical analysis of slug flowSCHLUMBERGER TECHNOLOGY CORP·Filed 2016·Granted Jul 23, 2019·0 cites·32 claims
- 3038US9212551B2Chemical scavenger for downhole chemical analysisLAWRENCE JIMMY·Filed 2011·Granted Dec 15, 2015·0 cites·17 claims
- 3131US2017159430A1Wellbore fluid analysisSCHLUMBERGER TECHNOLOGY CORP·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ronald E. G. Van Hal files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →