Patents by Inventor Mark E. Wolf
Mark E. Wolf 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: 10478833Abstract: A fluid treatment system, a fluid processing apparatus and a method of treating a mixture are provided in which a separator has two outlets for different components of mixed fluid.Type: GrantFiled: December 3, 2014Date of Patent: November 19, 2019Assignee: National Oilwell Varco, L.P.Inventor: Mark E. Wolf
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Patent number: 9885228Abstract: A fluid production system for downhole fluid purification includes a filtering assembly to be positioned within a wellbore. The filtering assembly has a fluid filter and a first pump closely-coupled to the filter. In addition, the system includes an extension shaft extending from the first pump to a source of rotational power positioned adjacent the surface of the earth.Type: GrantFiled: December 10, 2014Date of Patent: February 6, 2018Assignee: NATIONAL OIL WELL VARCO, L.P.Inventors: Mark E. Wolf, Robert Eugene Mebane, III
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Patent number: 9816359Abstract: The invention relates to system and method for desanding an oil well that includes a fluidizing device (TORE), connected to a downhole pump that connects to a production tubing such that a supply duct is connected to the discharge of the pump and a discharge duct is connected to the suction of the pump. Embodiments include a pressure balance transition device between the TORE and the pump and/or a flow splitting device in the production tubing after the discharge of the pump. Other embodiments relate to a system and method for desanding an oil well in which a fluidizing unit is connected to a pump such that the supply duct is connected to an opening in the pump body or pump rotor and a discharge duct is connected to the suction of the pump. If connected to the rotor, the supply duct is integral to the pump rotor.Type: GrantFiled: August 6, 2013Date of Patent: November 14, 2017Assignee: National Oilwell Varco, L.P.Inventors: Mark E. Wolf, Tariq Ahmed, Gareth David Thomas
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Patent number: 9724707Abstract: A fluid treatment system, a fluid processing apparatus and a method of treating a mixture are provided in which a separator has two outlets for different components of mixed fluid. A conduit connecting one of the outlets of the separator to the inlet of the separator is provided to recycle fluid from an outlet of the separator back to the inlet and a pump at the inlet of the separator regulates the fluid flow through the separator at a constant rate. As a result, the flow rate through the separator is increased, which increases the separation efficiency of the separation system. The conduit also functions as a bypass line should the flow of fluid be obstructed through the separator. The conduit may preferably be operated in conjunction with an energy harvester.Type: GrantFiled: December 21, 2012Date of Patent: August 8, 2017Assignee: National Oilwell Varco, L.P.Inventor: Mark E. Wolf
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Publication number: 20160361728Abstract: A fluid treatment system, a fluid processing apparatus and a method of treating a mixture are provided in which a separator has two outlets for different components of mixed fluid.Type: ApplicationFiled: December 3, 2014Publication date: December 15, 2016Applicant: National Oilwell Varco, L.P.Inventor: Mark E. Wolf
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Publication number: 20160318043Abstract: A fluid treatment system, a fluid processing apparatus and a method of treating a mixture are provided in which a separator has two outlets for different components of mixed fluid.Type: ApplicationFiled: December 3, 2014Publication date: November 3, 2016Applicant: National Oilwell CarcoInventor: Mark E. Wolf
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Publication number: 20150226046Abstract: The invention relates to system and method for desanding an oil well that includes a fluidizing device (TORE), connected to a downhole pump that connects to a production tubing such that a supply duct is connected to the discharge of the pump and a discharge duct is connected to the suction of the pump. Embodiments include a pressure balance transition device between the TORE and the pump and/or a flow splitting device in the production tubing after the discharge of the pump. Other embodiments relate to a system and method for desanding an oil well in which a fluidizing unit is connected to a pump such that the supply duct is connected to an opening in the pump body or pump rotor and a discharge duct is connected to the suction of the pump. If connected to the rotor, the supply duct is integral to the pump rotor.Type: ApplicationFiled: August 6, 2013Publication date: August 13, 2015Inventors: Mark E. Wolf, Tariq Ahmed, Gareth David Thomas
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Publication number: 20150159472Abstract: A fluid production system for downhole fluid purification includes a filtering assembly to be positioned within a wellbore. The filtering assembly has a fluid filter and a first pump closely-coupled to the filter. In addition, the system includes an extension shaft extending from the first pump to a source of rotational power positioned adjacent the surface of the earth.Type: ApplicationFiled: December 10, 2014Publication date: June 11, 2015Applicant: NATIONAL OILWELL VARCO, L.P.Inventors: Mark E. Wolf, Robert Eugene Mebane, III
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Patent number: 8932472Abstract: A separator system and method are provided in which the separator has two outlets for different components of mixed fluid. An energy harvester is provided on one of the outlets, wherein harvested energy is transferred to a pump located on an inlet of the separator. As a result, the differential pressure across the separator is increased.Type: GrantFiled: October 25, 2011Date of Patent: January 13, 2015Assignee: National Oilwell Varco, L.P.Inventor: Mark E. Wolf
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Publication number: 20140175028Abstract: A fluid treatment system, a fluid processing apparatus and a method of treating a mixture are provided in which a separator has two outlets for different components of mixed fluid. A conduit connecting one of the outlets of the separator to the inlet of the separator is provided to recycle fluid from an outlet of the separator back to the inlet and a pump at the inlet of the separator regulates the fluid flow through the separator at a constant rate. As a result, the flow rate through the separator is increased, which increases the separation efficiency of the separation system. The conduit also functions as a bypass line should the flow of fluid be obstructed through the separator. The conduit may preferably be operated in conjunction with an energy harvester.Type: ApplicationFiled: December 21, 2012Publication date: June 26, 2014Applicant: NATIONAL OILWELL VARCO, L.P.Inventor: Mark E. WOLF
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Publication number: 20130319952Abstract: A method of controlling a hydrocyclone system for separating a fluid mixture wherein the system includes a separator vessel for receiving the fluid mixture and performing a primary separation of the more dense and the less dense fluid phase thereby forming an interface within the separator, and a hydrocyclone apparatus having a first and second hydrocyclone compartments to separate the phases. The method includes alternating the flow rate through the hydrocyclone apparatus, alternating the interface or fluid mixture level in the separator vessel between a first level and a second level; and alternating the second hydrocyclone compartment between an open state in flow communication with the first hydrocyclone compartment and a closed state in isolation from the first compartment.Type: ApplicationFiled: June 1, 2012Publication date: December 5, 2013Applicant: NATIONAL OILWELL VARCO, L.P.Inventor: Mark E. Wolf
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Publication number: 20130098850Abstract: A separator system and method are provided in which the separator has two outlets for different components of mixed fluid. An energy harvester is provided on one of the outlets, wherein harvested energy is transferred to a pump located on an inlet of the separator. As a result, the differential pressure across the separator is increased.Type: ApplicationFiled: October 25, 2011Publication date: April 25, 2013Inventor: Mark E. Wolf
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Patent number: 4779565Abstract: A method and apparatus for printing through holes in ceramic substrates and the like. The substrate is held in position by means of a vacuum applied to an outer peripheral surface portion thereof. The deposited substance is pulled through the holes in the substrate by means of a closely regulated vaccuum applied only to an inner surface portion, the inner and outer vacuum areas being separated in a holder device by means of O-rings. A pressure-time profile which appears in a plenum closely adjacent to the inner chamber may be compared to a previously generated pressure-time profile reference and used to accept or reject parts.Type: GrantFiled: July 22, 1987Date of Patent: October 25, 1988Assignee: Delco Electronics CorporationInventors: William M. Young, Mark E. Wolfe
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Patent number: 4710395Abstract: A method and apparatus for printing through holes in ceramic substrates and the like. The substrate is held in position by means of a vacuum applied to an outer peripheral surface portion thereof. The deposited substance is pulled through the holes in the substrate by means of a closely regulated vacuum applied only to an inner surface portion, the inner and outer vacuum areas being separated in a holder device by means of O-rings. A pressure-time profile which appears in a plenum closely adjacent to the inner chamber may be compared to a previously generated pressure-time profile reference and used to accept or reject parts.Type: GrantFiled: May 14, 1986Date of Patent: December 1, 1987Assignee: Delco Electronics CorporationInventors: William M. Young, Mark E. Wolfe