Inventor · disambiguated record
Sara A. Alkhalaf
Also filed as: ALKHALAF SARA · ALKHALAF SARA A · ALKHALAF SARA ABDULAZIZ
24 granted patents·1 pending application·24 citations·filing 2019–2023
92Inventor score
Files withSAUDI ARABIAN OIL CO25
Top patents by PatentIndex Score
25 records- 0197US11492536B2Cement slurries and methods for cementing a casing in a wellboreSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 8, 2022·6 cites·20 claims
- 0294US11359125B2Invert-emulsion drilling fluids and methods for reducing lost circulation in a subterranean formation using the invert-emulsion drilling fluidsSAUDI ARABIAN OIL CO·Filed 2020·Granted Jun 14, 2022·3 cites·18 claims
- 0393US11807803B1Cement spacer fluid with polyethyleneimine hydrochloride salt as a shale inhibitorSAUDI ARABIAN OIL CO·Filed 2022·Granted Nov 7, 2023·2 cites·11 claims
- 0491US11286412B2Water-based drilling fluid compositions and methods for drilling subterranean wellsSAUDI ARABIAN OIL CO·Filed 2019·Granted Mar 29, 2022·5 cites·12 claims
- 0589US11535557B2Lignosulfonate and hydrolyzed carbohydrate retarder additive for cement mixtureSAUDI ARABIAN OIL CO·Filed 2021·Granted Dec 27, 2022·1 cites·20 claims
- 0686US11535787B2Spacer fluids and methods for cementing a casing in a wellboreSAUDI ARABIAN OIL CO·Filed 2021·Granted Dec 27, 2022·1 cites·21 claims
- 0786US11332656B2LCM composition with controlled viscosity and cure time and methods of treating a lost circulation zone of a wellboreSAUDI ARABIAN OIL CO·Filed 2019·Granted May 17, 2022·4 cites·20 claims
- 0885US11566157B2Water-based drilling fluid compositions and methods for drilling subterranean wellsSAUDI ARABIAN OIL CO·Filed 2021·Granted Jan 31, 2023·1 cites·20 claims
- 0984US11299662B2Method to use lost circulation material composition comprising alkaline nanoparticle based dispersion and sodium bicarbonate in downhole conditionsSAUDI ARABIAN OIL CO·Filed 2020·Granted Apr 12, 2022·1 cites·16 claims
- 1079US12173226B2Cement spacer fluid with polyethyleneimine hydrochloride salt as a shale inhibitorSAUDI ARABIAN OIL CO·Filed 2023·Granted Dec 24, 2024·0 cites·6 claims
- 1173US11773310B2Accelerated cement composition for reducing corrosion of wellbore casingsSAUDI ARABIAN OIL CO·Filed 2022·Granted Oct 3, 2023·0 cites·11 claims
- 1269US11441061B2Water-based drilling fluid compositions and methods for drilling subterranean wellsSAUDI ARABIAN OIL CO·Filed 2021·Granted Sep 13, 2022·0 cites·7 claims
- 1368US11485894B2Accelerated cement compositions and methods for top-job cementing of a wellbore to reduce corrosionSAUDI ARABIAN OIL CO·Filed 2020·Granted Nov 1, 2022·0 cites·14 claims
- 1467US11970423B2Hydrocarboxylic acid derivative as a retarder additive for oil and gas wells cementingSAUDI ARABIAN OIL CO·Filed 2021·Granted Apr 30, 2024·0 cites·19 claims
- 1565US2025137935A1Method for assessing quality of amine-based shale inhibitorsSAUDI ARABIAN OIL CO·Filed 2023·Application pending·0 cites
- 1662US11396620B2Epoxidized alpha olefin based anti-bit balling additive for water-based drilling fluidsSAUDI ARABIAN OIL CO·Filed 2020·Granted Jul 26, 2022·0 cites·20 claims
- 1761US11725130B2Sodium lignosulfonate as a retarder additive for oil and gas wells cementingSAUDI ARABIAN OIL CO·Filed 2021·Granted Aug 15, 2023·0 cites·18 claims
- 1857US12134728B2Ethylene amine hydrochloride based shale inhibitor for aqueous drilling fluidsSAUDI ARABIAN OIL CO·Filed 2022·Granted Nov 5, 2024·0 cites·17 claims
- 1956US10927284B2Invert emulsion drilling fluids with fatty acid and fatty amine rheology modifiersSAUDI ARABIAN OIL CO·Filed 2020·Granted Feb 23, 2021·0 cites·36 claims
- 2054US11939520B2Methods and cement compositions for reducing corrosion of wellbore casingsSAUDI ARABIAN OIL CO·Filed 2020·Granted Mar 26, 2024·0 cites·8 claims
- 2154US11608467B2Hydraulic fracturing fluids with an aqueous base fluid and clay stabilizer and methods for hydraulic fracturing using the sameSAUDI ARABIAN OIL CO·Filed 2021·Granted Mar 21, 2023·0 cites·18 claims
- 2253US11453816B2Accelerated cement compositions and methods for treating lost circulation zonesSAUDI ARABIAN OIL CO·Filed 2020·Granted Sep 27, 2022·0 cites·14 claims
- 2352US11859465B2Cement top job with non-retrievable tubingSAUDI ARABIAN OIL CO·Filed 2021·Granted Jan 2, 2024·0 cites·20 claims
- 2450US11448052B2Cement and anti-corrosion fluid for casing isolationSAUDI ARABIAN OIL CO·Filed 2020·Granted Sep 20, 2022·0 cites·19 claims
- 2549US12163385B1Method and apparatus for downhole in-situ mixing using dual, concentric flow channelsSAUDI ARABIAN OIL CO·Filed 2023·Granted Dec 10, 2024·0 cites·12 claims
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