Inventor · disambiguated record
Asadollah Hayatdavoudi
Also filed as: HAYATDAVOUDI ASADOLLAH
24 granted patents·2 pending applications·905 citations·filing 1980–2020
97Inventor score
Files withUNIV LOUISIANA AT LAFAYETTE6PETROLEUM INSTRUMENTATION & TE4SPECTRAL INC4HAYATDAVOUDI ASADOLLAH3PREMIERE CASING SERVICES INC3
Top patents by PatentIndex Score
26 records- 0195US4809791ARemoval of rock cuttings while drilling utilizing an automatically adjustable shaker systemUNIV SOUTHWESTERN LOUISIANA·Filed 1988·Granted Mar 7, 1989·160 cites·37 claims
- 0294US4531592AJet nozzleHAYATDAVOUDI ASADOLLAH·Filed 1983·Granted Jul 30, 1985·137 cites·20 claims
- 0389US6258756B1Salt water drilling mud and methodSPECTRAL INC·Filed 1999·Granted Jul 10, 2001·86 cites·43 claims
- 0482US4665981AMethod and apparatus for inhibiting corrosion of well tubingHAYATDAVOUDI ASADOLLAH·Filed 1985·Granted May 19, 1987·63 cites·12 claims
- 0582US4586825AFluid agitation systemHAYATDAVOUDI ASADOLLAH·Filed 1982·Granted May 6, 1986·44 cites·67 claims
- 0681US4436166ADownhole vortex generator and methodGILL IND INC·Filed 1980·Granted Mar 13, 1984·60 cites·47 claims
- 0779US4670161AMethod and apparatus for separating particles fluidly suspended in a slurryPREMIERE CASING SERVICES INC·Filed 1985·Granted Jun 2, 1987·36 cites·17 claims
- 0879US4587024AMethod and apparatus for separating particles fluidly suspended in a slurryPREMIERE CASING SERVICES INC·Filed 1984·Granted May 6, 1986·32 cites·38 claims
- 0976US4715625ALayered pipe slipsPREMIERE CASING SERVICES INC·Filed 1985·Granted Dec 29, 1987·57 cites·27 claims
- 1075US4688650AStatic separator subPETROLEUM INSTRUMENTATION & TE·Filed 1985·Granted Aug 25, 1987·55 cites·29 claims
- 1166US4491414AFluid mixing systemPETROLEUM INSTRUMENTATION & TE·Filed 1982·Granted Jan 1, 1985·30 cites·13 claims
- 1260US11085288B2Method for determining pore pressure in oil and gas wells using basin thermal characteristicsUNIV LOUISIANA AT LAFAYETTE·Filed 2020·Granted Aug 10, 2021·0 cites·9 claims
- 1360US6105691AModular drilling fluid system and methodSPECTRAL INC·Filed 1998·Granted Aug 22, 2000·19 cites·35 claims
- 1460US5755295AModular drilling fluid system and methodSPECTRAL INC·Filed 1996·Granted May 26, 1998·19 cites·9 claims
- 1560US4417899ASelf-bursting coal pellets and a method of making themUNIV OKLAHOMA·Filed 1981·Granted Nov 29, 1983·11 cites·22 claims
- 1659US4512420ADownhole vortex generatorGILL IND INC·Filed 1984·Granted Apr 23, 1985·24 cites·15 claims
- 1758US4475603ASeparator subPETROLEUM INSTRUMENTATION & TE·Filed 1982·Granted Oct 9, 1984·23 cites·14 claims
- 1857US6267186B1Spotting fluid and method of treating a stuck pipeSPECTRAL INC·Filed 1999·Granted Jul 31, 2001·28 cites·4 claims
- 1954US4488607ASeparator sub with annular flow passagePETROLEUM INSTRUMENTATION & TE·Filed 1982·Granted Dec 18, 1984·21 cites·15 claims
- 2053US11028306B2Solid/liquid high film strength fluid lubricantUNIV LOUISIANA AT LAFAYETTE·Filed 2018·Granted Jun 8, 2021·0 cites·8 claims
- 2153US10934823B2Method for enhancing hydrocarbon production from unconventional shale reservoirsUNIV LOUISIANA AT LAFAYETTE·Filed 2020·Granted Mar 2, 2021·0 cites·4 claims
- 2245US10718191B2Method for enhancing hydrocarbon production from unconventional shale reservoirsUNIV LOUISIANA AT LAFAYETTE·Filed 2016·Granted Jul 21, 2020·0 cites·4 claims
- 2344US10563499B2Method for determining pore pressure in oil and gas wells using basin thermal characteristicsUNIV LOUISIANA AT LAFAYETTE·Filed 2016·Granted Feb 18, 2020·0 cites·5 claims
- 2441US2017370209A1Method for predicting post-fracking pressure build-up in shaleUNIV LOUISIANA AT LAFAYETTE·Filed 2017·Application pending·0 cites
- 2540US8715512B2Systems and methods for liquid separationHOWDESHELL MICHAEL·Filed 2008·Granted May 6, 2014·0 cites·48 claims
- 2635US2001016561A1Spotting fluid and method of treating a stuck pipeFiled 2001·Application pending·0 cites
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