Patents by Inventor Philippe Enkababian
Philippe Enkababian has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230075327Abstract: A method to estimate and model all or at least two parameters of hydraulic fracture geometry in predominantly horizontal or nearly horizontal wells, by use of inter-well electromagnetic recordings. In aspects, resistivity of the fracturing fluid is used in the modeling process.Type: ApplicationFiled: November 14, 2022Publication date: March 9, 2023Inventors: Shubham Mishra, Vinil Kumar Reddy Mukku, Philippe Enkababian
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Patent number: 11530349Abstract: A method is described for treating a subterranean formation penetrated by a wellbore including injecting into the formation a treatment fluid including a rheological modifier; at least one viscoelastic surfactant (VES) at a concentration of between about 0.1 and about 10 percent by weight; and a formation-dissolving agent selected from the group consisting of hydrochloric acid, formic acid, acetic acid, lactic acid, glycolic acid, sulfamic acid, malic acid, citric acid, tartaric acid, maleic acid, methylsulfamic acid, chloroacetic acid, aminopolycarboxylic acids, 3-hydroxypropionic acid, polyaminopolycarboxylic acids, salts thereof and mixtures of said acids and salts.Type: GrantFiled: June 26, 2018Date of Patent: December 20, 2022Assignee: Schlumberger Technology CorporationInventors: Mohan Kanaka Raju Panga, Philippe Enkababian, Christopher Daeffler, Tausif Khizar Ahmed, Kong Teng Ling
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Patent number: 11111784Abstract: A system and method is provided that determines at least one bottomhole condition during flowback operations in a well that traverses a hydraulically fractured reservoir. The system and method measure fluid properties of fluids produced at a surface-location of the well during the flowback operations. A transient fluid flow simulator determines composition and properties of fluids in the well between the surface-location of the well and at least one bottomhole-location of the well based on the measured fluid properties. At least one bottomhole condition in the well is determined based on the composition and properties of fluids in the well between the surface-location and at least one bottomhole-location of the well.Type: GrantFiled: January 22, 2016Date of Patent: September 7, 2021Assignee: Schlumberger Technology CorporationInventors: Dean Michael Willberg, Ryan Donald Williams, Katharine Moncada, Jean Desroches, Philippe Enkababian, Pavel Spesivtsev
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Patent number: 10883346Abstract: A method of performing a perforation operation is disclosed. The method involves generating a stress contrast distribution for each stage of a well based on drilling stress data and a stress log of the well, generating a stress association between the drilling stress data and the stress log, generating a new stress contrast distribution for each of the stages of a new well based on new wellsite data (new drilling stress data) and the stress association, generating a production forecast using the geometric completion (GC) design and a predicted production forecast based on the engineered completion (EC) design, comparing a cost of a new stress log of the new well with a change in revenue between the GC production forecast and the predicted production forecast, and selectively perforating the new well using either GC or EC design based on the comparing, whereby stress logging may be selectively performed.Type: GrantFiled: December 19, 2016Date of Patent: January 5, 2021Assignee: Schlumberger Technology CorporationInventors: Philippe Enkababian, David Sobernheim, Priyavrat Shukla
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Patent number: 10815414Abstract: Methods for treating subterranean wells involve treating fluids that contain water and a plurality of water dispersible nanoparticles. The nanoparticles may be nanocellulose, rod-like nanoparticles, nanotubes or halloysite or combinations thereof. The water dispersible nanoparticles form one or more aggregates that plug formation pores and may control fluid flow into the formation as well as fluid flow from the formation into a wellbore.Type: GrantFiled: May 19, 2016Date of Patent: October 27, 2020Assignee: Schlumberger Technology CorporationInventors: Mohan Kanaka Raju Panga, Valerie Gisele Helene Lafitte, Richard Donald Hutchins, Philippe Enkababian
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Patent number: 10557341Abstract: A method may include preparing a map of cement quality for one or more intervals of a wellbore; determining anticipated regions of fluid communication and anticipated regions of zonal isolation from the map of cement quality; and designing a stimulating treatment based on the presence of regions of fluid communication.Type: GrantFiled: November 22, 2016Date of Patent: February 11, 2020Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Petr Kolchanov, Gunnar Gerard De Bruijn, Dmitriy Potapenko, Jesse Lee, Polina Khalilova, Larry Charles Todd, Philippe Enkababian, Olivier Naud, Jean-Paul Mogou Dessap
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Patent number: 10422220Abstract: Various methods and well systems are provided for characterizing a hydraulically-fractured hydrocarbon-bearing formation that is traversed by a well partitioned into a number of intervals. The methods and well systems analyze surface flow characteristics of fluid that flows from the well (for example, using a multiphase flow meter) in order to characterize local formation properties for one or more intervals for one or more intervals (or other sections) of the well.Type: GrantFiled: May 3, 2016Date of Patent: September 24, 2019Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Philippe Enkababian, Dmitriy Potapenko
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Patent number: 10415382Abstract: A method and system is provided that analyzes flow characteristics of return fluid that flows to a surface-located facility during well operations (such as plug mill-out or cleanout/workover operations) in order to characterize local formation properties of the formation. The method and system can be used to characterize a hydraulically-fractured hydrocarbon-bearing formation that is traversed by a well having a number of intervals that are hydraulically isolated from one another by corresponding plugs.Type: GrantFiled: May 3, 2016Date of Patent: September 17, 2019Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Philippe Enkababian, Dmitriy Potapenko, Dean Willberg
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Publication number: 20190062621Abstract: A method is described for treating a subterranean formation penetrated by a wellbore including injecting into the formation a treatment fluid including a rheological modifier; at least one viscoelastic surfactant (VES) at a concentration of between about 0.1 and about 10 percent by weight; and a formation-dissolving agent selected from the group consisting of hydrochloric acid, formic acid, acetic acid, lactic acid, glycolic acid, sulfamic acid, malic acid, citric acid, tartaric acid, maleic acid, methylsulfamic acid, chloroacetic acid, aminopolycarboxylic acids, 3-hydroxypropionic acid, polyaminopolycarboxylic acids, salts thereof and mixtures of said acids and salts.Type: ApplicationFiled: June 26, 2018Publication date: February 28, 2019Inventors: Mohan Kanaka Raju Panga, Philippe Enkababian, Christopher Daeffler, Tausif Khizar Ahmed, Kong Teng Ling
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Publication number: 20180371883Abstract: A method of performing a perforation operation is disclosed. The method involves generating a stress contrast distribution for each stage of a well based on drilling stress data and a stress log of the well, generating a stress association between the drilling stress data and the stress log, generating a new stress contrast distribution for each of the stages of a new well based on new wellsite data (new drilling stress data) and the stress association, generating a production forecast using the geometric completion (GC) design and a predicted production forecast based on the engineered completion (EC) design, comparing a cost of a new stress log of the new well with a change in revenue between the GC production forecast and the predicted production forecast, and selectively perforating the new well using either GC or EC design based on the comparing, whereby stress logging may be selectively performed.Type: ApplicationFiled: December 19, 2016Publication date: December 27, 2018Inventors: Philippe ENKABABIAN, David SOBERNHEIM, Priyavrat SHUKLA
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Patent number: 10087722Abstract: A system and method for performing stimulation operations at a wellsite having a subterranean formation with of a reservoir therein is provided. The method involves generating a plurality of quality indicators from a plurality of logs, and combining the plurality of quality indicators to form a composite quality indicator. The plurality of stress blocks may then be merged using diversion criterion. The composite quality indicator may be combined with the merged stress blocks to form a combined stress and composite quality indicator, the combined stress and composite quality indicator comprising a plurality of blocks with boundaries therebetween. The method may further comprise defining stages along the combined stress and composite quality indicator based on the diverter-assisted stage classifications; and selectively positioning perforations in select stages based on the diverter-assisted stage classifications thereon.Type: GrantFiled: August 6, 2015Date of Patent: October 2, 2018Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Bruno Lecerf, Dmitriy Usoltsev, Timothy L. Pope, Alejandro Pena, Tarik Itibrout, Xiaowei Weng, Hitoshi Onda, Philippe Enkababian
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Publication number: 20180163122Abstract: Methods for treating subterranean wells involve treating fluids that contain water and a plurality of water dispersible nanoparticles. The nanoparticles may be nanocellulose, rod-like nanoparticles, nanotubes or halloysite or combinations thereof. The water dispersible nanoparticles form one or more aggregates that plug formation pores and may control fluid flow into the formation as well as fluid flow from the formation into a wellbore.Type: ApplicationFiled: May 19, 2016Publication date: June 14, 2018Inventors: Mohan Kanaka Raju PANGA, Valerie Gisele Helene LAFITTE, Richard Donald HUTCHINS, Philippe ENKABABIAN
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Publication number: 20180142544Abstract: A method may include preparing a map of cement quality for one or more intervals of a wellbore; determining anticipated regions of fluid communication and anticipated regions of zonal isolation from the map of cement quality; and designing a stimulating treatment based on the presence of regions of fluid communication.Type: ApplicationFiled: November 22, 2016Publication date: May 24, 2018Inventors: Petr Kolchanov, Gunnar Gerard De Bruijn, Dmitriy Potapenko, Jesse Lee, Polina Khalilova, Larry Charles Todd, Philippe Enkababian, Olivier Naud, Jean-Paul Mogou Dessap
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Publication number: 20180073352Abstract: Methods may include recording pressure and/or temperature data at two or more time points in a region adjacent an isolated zone in a wellbore created by one or more isolation devices; and determining the degree of fluid communication around the one or more isolation devices from characteristic changes in the recorded pressure and/or temperature data. Methods may also include injecting a fluid into an isolated zone in a wellbore created by one or more isolation devices; recording pressure and/or temperature data at two or more time points in a region adjacent the isolated zone; and determining the degree of fluid communication around the one or more isolation devices from characteristic changes in the recorded pressure and/or temperature data.Type: ApplicationFiled: September 9, 2016Publication date: March 15, 2018Inventors: Dmitriy Potapenko, Jesse Lee, Larry Todd, Gunnar Gerard De Bruijn, Petr Kolchanov, Polina Khalilova, Philippe Enkababian
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Publication number: 20180016897Abstract: A system and method is provided that determines at least one bottomhole condition during flowback operations in a well that traverses a hydraulically fractured reservoir. The system and method measure fluid properties of fluids produced at a surface-location of the well during the flowback operations. A transient fluid flow simulator determines composition and properties of fluids in the well between the surface-location of the well and at least one bottomhole-location of the well based on the measured fluid properties. At least one bottomhole condition in the well is determined based on the composition and properties of fluids in the well between the surface-location and at least one bottomhole-location of the well.Type: ApplicationFiled: January 22, 2016Publication date: January 18, 2018Inventors: Dean Michael WILLBERG, Ryan Donald WILLIAMS, Katharine MONCADA, Jean DESROCHES, Philippe ENKABABIAN, Pavel SPESIVTSEV
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Publication number: 20180010429Abstract: A flowback system and method employ a flowback model that characterizes fluid properties and rock mechanical properties of the reservoir during flowback in conjunction with measurement and analysis of chemistry and solids production with respect to the flowback fluid in order to maximize efficiency during the flowback operations, while mitigating formation damage and hydraulic fracture conductivity degradation. The methodology can define a safe drawdown operating zone for conducting flowback operations.Type: ApplicationFiled: January 22, 2016Publication date: January 11, 2018Applicant: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Dean Michael WILLBERG, Ryan Donald WILLIAMS, Katharine MONCADA, Jean DESROCHES, Philippe ENKABABIAN, Pavel SPESIVTSEV
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Publication number: 20170321547Abstract: A method and system is provided that analyzes flow characteristics of return fluid that flows to a surface-located facility during well operations (such as plug mill-out or cleanout/workover operations) in order to characterize local formation properties of the formation. The method and system can be used to characterize a hydraulically-fractured hydrocarbon-bearing formation that is traversed by a well having a number of intervals that are hydraulically isolated from one another by corresponding plugs.Type: ApplicationFiled: May 3, 2016Publication date: November 9, 2017Inventors: Philippe Enkababian, Dmitriy Potapenko, Dean Willberg
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Publication number: 20170321548Abstract: Various methods and well systems are provided for characterizing a hydraulically-fractured hydrocarbon-bearing formation that is traversed by a well partitioned into a number of intervals. The methods and well systems analyze surface flow characteristics of fluid that flows from the well (for example, using a multiphase flow meter) in order to characterize local formation properties for one or more intervals for one or more intervals (or other sections) of the well.Type: ApplicationFiled: May 3, 2016Publication date: November 9, 2017Inventors: Philippe Enkababian, Dmitriy Potapenko
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Patent number: 9790775Abstract: Apparatus, systems, and methods in which a fracturing fluid source is in fluid communication with a wellbore extending into a subterranean formation. A compressor has an input in fluid communication with a natural gas source, and has an output in fluid communication with the wellbore. The compressor is operable to compress natural gas received at the input for delivery at the output. A liquefied gas source is also in fluid communication with the wellbore.Type: GrantFiled: March 13, 2014Date of Patent: October 17, 2017Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Jijo Joseph, Richard D. Hutchins, William Troy Huey, Joel Clinkscales, Philippe Enkababian, Alejandro Pena, George Waters, Salvador Ayala, J. Ernest Brown
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Publication number: 20170114616Abstract: Methods may include applying a correlation between the probability of stress variations in a first well and variations in drilling data obtained from the first well to drilling data obtained from one or more additional wells; calculating a proportion of high stress and low stress contrast stages within the one or more additional wells; and creating one or more synthetic stress profiles for various completion techniques based on the calculated proportion of high stress and low stress contrast stages within the one or more additional wells; and using the one or more synthetic stress profiles to create a synthetic stress log for a geometric completion (GC) and an engineered completion (EC).Type: ApplicationFiled: August 22, 2016Publication date: April 27, 2017Inventors: Philippe Enkababian, David Sobernheim, Priyavrat Shukla