Patents by Inventor Valery Khabashesku
Valery Khabashesku 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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Patent number: 11598184Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: GrantFiled: September 22, 2021Date of Patent: March 7, 2023Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 11359130Abstract: A method of reducing water saturation onto surfaces exposed to hydrocarbons during the production of hydrocarbons from subterranean formations by altering the wettability of the surface of the formation with surface modified nanoparticles.Type: GrantFiled: April 10, 2018Date of Patent: June 14, 2022Assignee: Baker Hughes Holdings LLCInventors: Radhika Suresh, D. V. Satyanarayana Gupta, Valery Khabashesku, Qusai Darugar, Sankaran Murugesan
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Publication number: 20220003092Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: ApplicationFiled: September 22, 2021Publication date: January 6, 2022Applicant: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 11162341Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: GrantFiled: November 7, 2019Date of Patent: November 2, 2021Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Publication number: 20210147743Abstract: A method of reducing water saturation onto surfaces exposed to hydrocarbons during the production of hydrocarbons from subterranean formations by altering the wettability of the surface of the formation with surface modified nanoparticles.Type: ApplicationFiled: April 10, 2018Publication date: May 20, 2021Inventors: Radhika Suresh, D.V. Satyanarayana Gupta, Valery Khabashesku, Qusai Darugar, Sankaran Murugesan
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Publication number: 20200308002Abstract: An apparatus for performing aspects of manufacturing carbon nanotubes includes a nozzle configured to receive a catalyst precursor solution and a carrier gas, the nozzle including an orifice configured to nebulize the catalyst precursor solution and produce a mist including a mixture of the nebulized catalyst precursor solution and the carrier gas, the nozzle configured to inject the mist directly into a high temperature reaction zone of a reactor. The apparatus also includes an elongated tubular body having a first conduit and a second conduit, and a cooling system configured to regulate a temperature of the catalyst precursor solution and the carrier gas along the length of the tubular body. The first conduit and the second conduit extend along a length of the tubular body, and the length of the tubular body is greater than or equal to a distance from an end of the reactor to the reaction zone.Type: ApplicationFiled: March 29, 2019Publication date: October 1, 2020Applicant: Baker Hughes Oilfield Operations LLCInventors: Alexander Moravsky, Valery Khabashesku, Raouf Loutfy
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Publication number: 20200157416Abstract: Carbon quantum dots may be introduced into oil-based downhole fluids, such as drilling fluids, completion fluids, stimulation fluids, remediation fluids, and combinations thereof, or into distillate fuels, to increase their electrical conductivity and improve or maintain their performance in oil production and refining operations, in both low and high shear conditions.Type: ApplicationFiled: November 19, 2019Publication date: May 21, 2020Applicant: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Radhika Suresh, Valery Khabashesku, Qusai Darugar
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Publication number: 20200131894Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: ApplicationFiled: November 7, 2019Publication date: April 30, 2020Applicant: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 10544370Abstract: A water extraction process for separating bitumen from tar sands comprises slurrying tar sands in water, mixing the aqueous slurry with a magnetic substance for a time sufficient to release bitumen from tar sands and to uniformly disperse the magnetic substance with the bitumen, and subjecting the resulting slurry to froth flotation for recovery of a bitumen product and production of sand tails. The magnetic substance may comprise a magnetic surfactant. Alternatively, the magnetic substance comprises a magnetic nanoparticle together with a frother having the characteristics of methyl-isobutyl-carbinol and can be mixed with the aqueous slurry by attrition scrubbing or by flotation cell mixing. The magnetic substance may be recovered for further reuse by applying a magnetic or electromagnetic field to the tailings. The process may suitably applied in both so-called hot water extraction processes as well in an “ambient” temperature (from about freezing to 35° C.) process.Type: GrantFiled: July 14, 2017Date of Patent: January 28, 2020Assignee: Baker Hughes, a GE company, LLCInventors: Oleg A. Mazyar, Oleksandr Kuznetsov, Valery Khabashesku
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Publication number: 20190382648Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: ApplicationFiled: June 15, 2018Publication date: December 19, 2019Applicant: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 10502040Abstract: A method of fracturing multiple productive zones of a subterranean formation penetrated by a wellbore is disclosed. The method comprises injecting a fracturing fluid into each of the multiple production zones at a pressure sufficient to enlarge or create fractures in the multiple productive zones, wherein the fracturing fluid comprises an upconverting nanoparticle that has a host material, a dopant, and a surface modification such that the upconverting nanoparticle is soluble or dispersible in water, a hydrocarbon oil, or a combination thereof; recovering a fluid from one or more of the multiple production zones; detecting the upconverting nanoparticle in the recovered fluid by exposing the recovered fluid to an excitation radiation having a monochromatic wavelength; and identifying the zone that produces the recovered fluid or monitoring an amount of water or oil in the produced fluid by measuring an optical property of the upconverting nanoparticle in the recovered fluid.Type: GrantFiled: June 15, 2018Date of Patent: December 10, 2019Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 10480313Abstract: A method of determining a property within a subterranean formation comprises introducing silica nanoparticles into a well; obtaining a sample of a fluid produced from the well; and analyzing the sample for presence of the silica nanoparticles, wherein the silica nanoparticles comprise a core, a donor chromophore, an acceptor chromophore, and an outer silica shell; the donor chromophore and the acceptor chromophore being selected such that an emission spectrum of the donor chromophore overlaps with an absorption spectrum of the acceptor chromophore.Type: GrantFiled: June 19, 2017Date of Patent: November 19, 2019Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Sankaran Murugesan, Radhika Suresh, Oleksandr Kuznetsov, Valery Khabashesku, Qusai Darugar
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Patent number: 10450208Abstract: Various illustrative embodiments of a process for enhanced flocculation and clarification of produced water from oil and gas wells using nanoparticles are provided herein. Certain nanoparticles can increase the settling rate of solids in produced water when used alone or combined with certain conventional flocculents.Type: GrantFiled: June 1, 2016Date of Patent: October 22, 2019Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Oleksandr Kuznetsov, Radhika Suresh, Valery Khabashesku
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Patent number: 10413966Abstract: Nanoparticles for use in the treatment of a well have a magnetic core of iron, nickel or cobalt or an alloy thereof; a carbon shell encapsulating the magnetic core; at least one organic functional group on the surface of the carbon shell through covalent bonding; and a coating of amorphous carbon nitride encapsulating the functionalized carbon shell. The nanoparticles may be used to identify fluids produced from the reservoir, identify the zone within the reservoir from which recovered fluid is produced, in water flooding to determine water breakthrough in the production well and to identify those injection wells from which breakthrough water originates.Type: GrantFiled: June 20, 2016Date of Patent: September 17, 2019Assignee: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Oleksandr Kuznetsov, Valery Khabashesku
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Patent number: 10346783Abstract: A method of treating a fluid in a subterranean formation comprises injecting a fluid into the subterranean formation, the fluid containing dissolved oxygen; contacting the fluid with an oxygen removal device, the oxygen removal device comprising an anode, a cathode comprising metallic nanoparticles loaded on a support, an ion exchange membrane disposed between, and electrically separating the anode and the cathode, and a power source electrically coupled to the anode and the cathode; and reducing the amount of the dissolved oxygen in the fluid.Type: GrantFiled: September 14, 2017Date of Patent: July 9, 2019Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Publication number: 20190153805Abstract: A sealing system for a flow channel comprises a mandrel and a swellable article disposed about the mandrel, the swellable article comprising a swellable body containing an elastomer of ethylene propylene diene monomer, styrene butadiene rubber, polychloroprene rubber, fluorosilicone rubber, fluoroelastomers, perfluoroelastomers, isobutylene-isoprene rubber, or a combination comprising at least one of the foregoing; wherein a surface of the swellable body is functionalized with a functional group that is effective to cause the surface of the swellable body to become more oleophobic than a reference surface without the functional group.Type: ApplicationFiled: November 17, 2017Publication date: May 23, 2019Applicant: Baker Hughes, a GE company, LLCInventors: Rostyslav Dolog, Darryl Ventura, Valery Khabashesku, Qusai Darugar
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Publication number: 20190078404Abstract: A method of treating a fluid in a subterranean formation comprises injecting a fluid into the subterranean formation, the fluid containing dissolved oxygen; contacting the fluid with an oxygen removal device, the oxygen removal device comprising an anode, a cathode comprising metallic nanoparticles loaded on a support, an ion exchange membrane disposed between, and electrically separating the anode and the cathode, and a power source electrically coupled to the anode and the cathode; and reducing the amount of the dissolved oxygen in the fluid.Type: ApplicationFiled: September 14, 2017Publication date: March 14, 2019Applicant: Baker Hughes, a GE company, LLCInventors: Sankaran Murugesan, Valery Khabashesku, Qusai Darugar
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Patent number: 10214704Abstract: A lubricating oil comprises a base oil; and an anti-degradation additive comprising microcapsules, nanocapsules, or a combination comprising at least one of the foregoing; the microcapsules and the nanocapsules each independently having a core of a neutralizing material and a polymeric encapsulant configured to release the neutralizing material in an acidic environment by breaking crosslinks or hydrogen bonds in the polymeric encapsulant. The released neutralizing material can prevent the formation of viscous, high molecular weight molecules thus enhancing the lifetime of the lubricating oil and improving its reliability.Type: GrantFiled: April 6, 2017Date of Patent: February 26, 2019Assignee: BAKER HUGHES, A GE COMPANY, LLCInventors: Darryl Ventura, Rostyslav Dolog, Oleg A. Mazyar, Valery Khabashesku, Qusai Darugar
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Publication number: 20180363452Abstract: A method of determining a property within a subterranean formation comprises introducing silica nanoparticles into a well; obtaining a sample of a fluid produced from the well; and analyzing the sample for presence of the silica nanoparticles, wherein the silica nanoparticles comprise a core, a donor chromophore, an acceptor chromophore, and an outer silica shell; the donor chromophore and the acceptor chromophore being selected such that an emission spectrum of the donor chromophore overlaps with an absorption spectrum of the acceptor chromophore.Type: ApplicationFiled: June 19, 2017Publication date: December 20, 2018Applicant: Baker Hughes IncorporatedInventors: Sankaran Murugesan, Radhika Suresh, Oleksandr Kuznetsov, Valery Khabashesku, Qusai Darugar
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Publication number: 20180340267Abstract: A method for coating a substrate includes disposing a deposition composition in a container. The deposition composition includes a plurality of nanosheets and a metal material. The method also includes disposing a substrate in the container, contacting the substrate with the deposition composition, applying a voltage to the substrate, electrodepositing, on the substrate, a coating that includes a metal from metal ions and the nanosheets in response to biasing the substrate at the first potential.Type: ApplicationFiled: May 21, 2018Publication date: November 29, 2018Applicant: Baker Hughes, a GE company, LLCInventors: Othon Monteiro, Oleg Mazyar, Valery Khabashesku