Inventor · disambiguated record
Dan M. Arnold
Also filed as: ARNOLD DAN · ARNOLD DAN M · ARNOLD DAN MCCAY
53 granted patents·2 pending applications·1,323 citations·filing 1974–2004
99Inventor score
Top patents by PatentIndex Score
55 records- 0193US5810485AAuxiliary bearing systemDUBLIN JR W L·Filed 1997·Granted Sep 22, 1998·52 cites·20 claims
- 0293US4297575ASimultaneous gamma ray measurement of formation bulk density and casing thicknessHALLIBURTON CO·Filed 1979·Granted Oct 27, 1981·94 cites·15 claims
- 0391US4144754AMultiphase fluid flow meterTEXACO INC·Filed 1977·Granted Mar 20, 1979·48 cites·15 claims
- 0490US4585939AMulti-function natural gamma ray logging systemHALLIBURTON CO·Filed 1983·Granted Apr 29, 1986·53 cites·11 claims
- 0589US4209695ADetection of impurities in fluid flowing in refinery pipeline or oil production operations using nuclear techniquesTEXACO INC·Filed 1978·Granted Jun 24, 1980·48 cites·23 claims
- 0688US4424444AMethod for simultaneous measurement of borehole and formation neutron lifetimesHALLIBURTON CO·Filed 1982·Granted Jan 3, 1984·48 cites·21 claims
- 0784US4529877ABorehole compensated density logs corrected for naturally occurring gamma raysHALLIBURTON CO·Filed 1982·Granted Jul 16, 1985·40 cites·12 claims
- 0883US5642944AAuxiliary bearing systemDUBLIN JR W L·Filed 1996·Granted Jul 1, 1997·30 cites·17 claims
- 0983US4352288AMeasurement of salt content in petroleum flow linesTEXACO INC·Filed 1980·Granted Oct 5, 1982·35 cites·17 claims
- 1083US4228350AMethod and apparatus for measuring underground fluid flow characteristicsTEXACO INC·Filed 1977·Granted Oct 14, 1980·51 cites·23 claims
- 1181US4071755AMethod for in situ evaluation of the source rock potential of earth formationsTEXACO INC·Filed 1976·Granted Jan 31, 1978·39 cites·5 claims
- 1279US5461909AOxygen activation method for quantitative water flow measurements within and behind well bore casingHALLIBURTON LOGGING SERVICES·Filed 1994·Granted Oct 31, 1995·41 cites·14 claims
- 1376US5077471AMethod and apparatus for measuring horizontal fluid flow in downhole formations using injected radioactive tracer monitoringHALLIBURTON LOGGING SERVICES·Filed 1990·Granted Dec 31, 1991·61 cites·29 claims
- 1476US4459479ADetermination of casing thickness using a natural gamma ray spectroscopy techniqueHALLIBURTON CO·Filed 1982·Granted Jul 10, 1984·20 cites·16 claims
- 1576US4365154ADetection of impurities in a fluid containing free gas using nuclear techniquesTEXACO INC·Filed 1980·Granted Dec 21, 1982·30 cites·18 claims
- 1676US4233508AWater injection profilingTEXACO INC·Filed 1978·Granted Nov 11, 1980·38 cites·20 claims
- 1772US4501964ABorehole compensated oxygen activation nuclear well loggingTEXACO INC·Filed 1981·Granted Feb 26, 1985·26 cites·21 claims
- 1872US4102185AAcoustic-nuclear permeability logging systemTEXACO INC·Filed 1976·Granted Jul 25, 1978·32 cites·35 claims
- 1971US4436996ABorehole compensated KUT logHALLIBURTON CO·Filed 1981·Granted Mar 13, 1984·26 cites·35 claims
- 2071US4282760AMultiphase fluid flow meter (D#76,244)TEXACO INC·Filed 1980·Granted Aug 11, 1981·22 cites·8 claims
- 2169US4861986ATracer injection methodHALLIBURTON LOGGING SERVICES·Filed 1988·Granted Aug 29, 1989·37 cites·15 claims
- 2268US4137452AMethod of measuring horizontal fluid flow in cased off subsurface formations with manganese compensationTEXACO INC·Filed 1977·Granted Jan 30, 1979·28 cites·10 claims
- 2362US4272982AFluid flow meter for mixed liquid and gasTEXACO INC·Filed 1979·Granted Jun 16, 1981·15 cites·2 claims
- 2462US4035640ABehind casing water flow detection using pulsed neutron oxygen activationTEXACO INC·Filed 1975·Granted Jul 12, 1977·23 cites·36 claims
- 2561US4151413AMethod of measuring horizontal fluid flow behind casing in subsurface formations with sequential logging for interfering isotope compensation and increased measurement accuracyTEXACO INC·Filed 1977·Granted Apr 24, 1979·22 cites·16 claims
- 2660US4169979AMethod and apparatus for measuring azimuth and speed of horizontal fluid flow by a boreholeTEXACO INC·Filed 1977·Granted Oct 2, 1979·21 cites·30 claims
- 2759US5021652ADirectional gamma ray spectrometerHALLIBURTON LOGGING SERVICES·Filed 1990·Granted Jun 4, 1991·28 cites·18 claims
- 2858US4032780ABehind casing water flow detection using continuous oxygen activationTEXACO INC·Filed 1975·Granted Jun 28, 1977·20 cites·16 claims
- 2957US4032781AWell fluid production profiling using an oxygen activation flow meterTEXACO INC·Filed 1975·Granted Jun 28, 1977·16 cites·8 claims
- 3056US4051368AMethod of measuring horizontal flow speed of fluids in earth formations penetrated by a wellboreholeTEXACO INC·Filed 1976·Granted Sep 27, 1977·19 cites·10 claims
- 3155US3979300AThree frequency modulated combination thermal neutron lifetime log and porosityTEXACO INC·Filed 1975·Granted Sep 7, 1976·15 cites·24 claims
- 3254US4076980ARadioactive well logging to measure earth formation fluid permeability by electrohydraulic induced flow of radiation activated fluidsTEXACO INC·Filed 1976·Granted Feb 28, 1978·14 cites·34 claims
- 3354US4071757ADetection of behind casing water flow at an angle to the axis of a well boreholeTEXACO INC·Filed 1976·Granted Jan 31, 1978·18 cites·12 claims
- 3452US4574193AMethod for logging fluid flow rate, water fraction, and/or salinity of water flowing into a wellHALLIBURTON CO·Filed 1984·Granted Mar 4, 1986·18 cites·20 claims
- 3552US4190768ADetermining the water cut and water salinity in an oil-water flow stream by measuring the sulfur content of the produced oilTEXACO INC·Filed 1978·Granted Feb 26, 1980·11 cites·26 claims
- 3650US4604522AMethod and apparatus for logging a borehole employing dual radiation detectorsHALLIBURTON CO·Filed 1984·Granted Aug 5, 1986·13 cites·20 claims
- 3750US4032778ABehind casing water volume flow rate measurement using gamma ray spectral degradationTEXACO INC·Filed 1975·Granted Jun 28, 1977·15 cites·12 claims
- 3849US4495805AIn-situ permeability determining methodTEXACO INC·Filed 1983·Granted Jan 29, 1985·16 cites·8 claims
- 3949US4493998AMethod for monitoring drilling materials for gamma ray activityHALLIBURTON CO·Filed 1982·Granted Jan 15, 1985·12 cites·10 claims
- 4049US4200789AMeasuring oil and water cuts in a multiphase flowstream with elimination of the effects of gas in determining the liquid cutsTEXACO INC·Filed 1978·Granted Apr 29, 1980·10 cites·22 claims
- 4148US4287415AMeasurement of flowing water salinity within or behind wellbore casingTEXACO INC·Filed 1980·Granted Sep 1, 1981·15 cites·10 claims
- 4247US5806988AAuxiliary bearing systemDUBLIN JR W L·Filed 1997·Granted Sep 15, 1998·9 cites·27 claims
- 4347US4057720ABehind casing fluid flow detection in producing wells using gas liftTEXACO INC·Filed 1975·Granted Nov 8, 1977·13 cites·23 claims
- 4446US4032779ABehind casing water volume flow rate measurement using concentric gamma ray detectorsTEXACO INC·Filed 1975·Granted Jun 28, 1977·12 cites·10 claims
- 4544US3988581ARadioactive well logging system with shale (boron) compensation by gamma ray build-upTEXACO INC·Filed 1975·Granted Oct 26, 1976·9 cites·11 claims
- 4643US4439676ANatural gamma ray logging with borehole effect compensationTEXACO INC·Filed 1981·Granted Mar 27, 1984·10 cites·14 claims
- 4741US4002904ASimultaneous thermal neutron lifetime and boron content well logTEXACO INC·Filed 1974·Granted Jan 11, 1977·4 cites·9 claims
- 4840US5045692ASimultaneous fluid flow and fluid density measurements using rotameter and nuclear technologyHALLIBURTON LOGGING SERVICES·Filed 1990·Granted Sep 3, 1991·13 cites·14 claims
- 4940US4825071AGamma ray borehole logging method and apparatus having compensation for borehole attenuation effectsHALLIBURTON LOGGING SERVICES·Filed 1987·Granted Apr 25, 1989·9 cites·9 claims
- 5037US4047028AResolution of through tubing fluid flow and behind casing fluid flow in multiple completion wellsTEXACO INC·Filed 1975·Granted Sep 6, 1977·7 cites·9 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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