Patents by Inventor Kenneth Seyffert
Kenneth Seyffert 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: 10715025Abstract: A magnetic cycloid gear assembly includes an outer magnet drum comprising a plurality of outer drum magnets having a first number of magnetic pole pairs. The assembly also includes a first inner magnet drum comprising a first plurality of inner drum magnets having a second number of magnetic pole pairs. The assembly also includes a second inner magnet drum comprising a second plurality of inner drum magnets having a third number of magnetic pole pairs. Each of the first and second inner drums has an inner magnet drum axis that is offset from an outer magnet drum axis. The assembly further includes a plurality of drive mechanisms, each mechanism being operatively coupled to each of the first and second inner drums. The plurality of drive mechanisms is configured to drive each of the first and second inner magnet drums to revolve in an eccentric manner about the outer drum axis.Type: GrantFiled: October 1, 2015Date of Patent: July 14, 2020Assignee: NATIONAL OILWELL VARCO, L.P.Inventors: Kent R. Davey, Kenneth Seyffert, Cliff A. Swiontek, Tim Duggan, Timothy Montgomery
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Publication number: 20190028014Abstract: A magnetic cycloid gear assembly includes an outer magnet drum comprising a plurality of outer drum magnets having a first number of magnetic pole pairs. The assembly also includes a first inner magnet drum comprising a first plurality of inner drum magnets having a second number of magnetic pole pairs. The assembly also includes a second inner magnet drum comprising a second plurality of inner drum magnets having a third number of magnetic pole pairs. Each of the first and second inner drums has an inner magnet drum axis that is offset from an outer magnet drum axis. The assembly further includes a plurality of drive mechanisms, each mechanism being operatively coupled to each of the first and second inner drums. The plurality of drive mechanisms is configured to drive each of the first and second inner magnet drums to revolve in an eccentric manner about the outer drum axis.Type: ApplicationFiled: October 1, 2015Publication date: January 24, 2019Applicant: NATIONAL OILWELL VARCO, L.P.Inventors: Kent R. DAVEY, Kenneth SEYFFERT, Cliff A. SWIONTEK, Tim DUGGAN, Timothy MONTGOMERY
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Publication number: 20080029442Abstract: A mount for a screen assembly, a screen assembly with such a mount, and a vibratory separator (e.g., a shale shaker) with such a screen assembly; the mount in certain aspects including a body with an inwardly projecting handle apparatus accessible when the screen assembly with such a mount is located in operation position on a mount structure of a vibratory separator.Type: ApplicationFiled: June 6, 2007Publication date: February 7, 2008Inventors: David Schulte, Thomas Adams, Kerry Ward, Kenneth Seyffert, Charles Grichar, Vincent Leone, Jeffrey Walker, David Largent, Guy McClung
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Publication number: 20070215386Abstract: Methods for processing drill cuttings including measuring moisture content of the drill cuttings; systems for doing this; methods for moving drill cuttings using conduits with spaced-apart inlets for applying positive pressure; and feeding apparatuses for loading drill cuttings into a positive pressure conduit.Type: ApplicationFiled: December 20, 2006Publication date: September 20, 2007Inventors: George Burnett, Colin Crabb, David Wood, Kenneth Seyffert, William Herben, James McIntosh
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Publication number: 20060243643Abstract: A vibratory separator (in one aspect, a shale shaker) and methods for using it, the separator in certain aspects having a base, a basket movably mounted on the base, screen apparatus on the basket, material flowing onto the screen apparatus for treatment, at least a portion of the screen apparatus not inclined downhill (e.g. said portion horizontal or uphill), electromagnetic vibratory apparatus connected to the basket for vibrating the basket and the screen apparatus, driving apparatus for driving the electromagnetic vibratory apparatus, and control apparatus (on-site and/or remote) for controlling the driving apparatus and the electromagnetic vibratory apparatus; the material, in one aspect, being drilling fluid material with solids therein.Type: ApplicationFiled: October 20, 2005Publication date: November 2, 2006Inventors: Eric Scott, George Smith, Lyndon Stone, Norman Padalino, Kevin McDonough, Kenneth Seyffert, William Koederitz, Mallappa Guggari, Guy McClung
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Publication number: 20060180509Abstract: A screen assembly for a shale shaker comprising a panel (500) and a support structure (600), the panel (500) having an area provided with a multiplicity of apertures and at least one layer of screening material arranged over the multiplicity of apertures, wherein said panel (500) is removable from said support structure (600).Type: ApplicationFiled: October 16, 2003Publication date: August 17, 2006Inventors: George Burnett, Kenneth Seyffert
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Publication number: 20060113220Abstract: A vibratory separator (in one aspect for treating drilling material) and methods of use, the separator in certain aspects having a base, a basket or box movably mounted on the base, screen apparatus on the basket or box, the material flowing to the screen apparatus for treatment (downflow or upflow), at least a portion of the screen apparatus not inclined downhill (e.g. said portion or all horizontal or uphill), electromagnetic or piezoelectric vibratory apparatus connected to the basket or to the screen apparatus for vibrating the basket and the screen apparatus or for vibrating the screen apparatus, driving apparatus for driving the vibratory apparatus, and control apparatus (on-site and/or remote) for controlling the driving apparatus and the vibratory apparatus.Type: ApplicationFiled: November 16, 2005Publication date: June 1, 2006Inventors: Eric Scott, George Smith, George Burnett, Kevin McDonough, Kenneth Seyffert, Guy McClung
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Publication number: 20060102390Abstract: Vessels, system and methods for conveying drilling cuttings material, which, in certain aspects, include a system for conveying material from a vessel, the system having a vessel for receiving material to be conveyed, a first conduit for conveying air, a second conduit for receiving air from the first conduit and for conveying air into the vessel, a metering screw for receiving material from the vessel and for moving the material from the vessel, a discharge line for receiving the material from the metering screw, the discharge line having an exit end, pressure sensor apparatus for sensing pressure in the discharge line, and control apparatus for automatically controlling the metering screw in response to a pressure sensed by the pressure sensor apparatus.Type: ApplicationFiled: September 29, 2005Publication date: May 18, 2006Inventors: George Burnett, Colin Crabb, David Wood, Kenneth Seyffert, James McIntosh
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Publication number: 20060016768Abstract: A shale shaker (10) or vibratory separator which, in one aspect, has a base (22), vibration isolation apparatus on the base (22), a basket (12), mount apparatus (16) for mounting the basket on the base (22), and at least one of the base (22), basket (12), and the mount apparatus (16) made of, encased in, or coated with composite material which, in certain aspects, is all or part flexible composite material; and methods of using such separators and shakers.Type: ApplicationFiled: March 13, 2003Publication date: January 26, 2006Inventors: Charles Grichar, Kenneth Seyffert, Guy McClur G
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Publication number: 20050279715Abstract: A method for treating material, the material contaminated with contaminants, the method including: introducing material with contaminants to a system for remediation including a thermal treatment system, a quench system, a weir tank system and a condensing system; feeding a slurry of the material to the thermal treatment system and heating the material therein producing heated discharge solids and a discharge stream with liquid and solids therein; optionally, discharging the heated discharge solids and feeding them to a mill system; feeding the discharge stream to a quench system producing a cooled discharge stream which is fed to the weir tank system; the weir tank system having a clean side and a dirty side; the cooled discharge stream fed to the dirty side of the weir tank system, and from the weir tank system producing at least one stream of cleaned liquid and a stream with contaminants therein; and, in one particular aspect, remediating drilled cuttings material using such a method.Type: ApplicationFiled: September 20, 2004Publication date: December 22, 2005Inventors: Gary Strong, Dale Pierce, Lyndon Stone, Cliff Gaddis, Bradford Wood, Kenneth Seyffert, Cecil Lee
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Publication number: 20050242003Abstract: A vibratory separator and methods for using it, the separator in certain aspects having a base, a basket on the base, motor apparatus for vibrating the basket and screen apparatus thereon, variable frequency drive apparatus for selectively driving the vibratory motor apparatus, and, in certain aspects, angle adjustment apparatus for adjusting angle of the basket; and, in certain aspects, for sensing a parameter indicative of operation of the vibratory separator, and control apparatus for receiving signals from the sensor apparatus, for controlling the separator based on said signals; and, in certain aspects, for automatically signalling a drive apparatus to change the speed of the motor apparatus; and, in certain aspects, the vibratory motor apparatus connectible to the basket at a plurality of locations so that a motion profile of the basket is selectively variable between linear, elliptical, and circular motion.Type: ApplicationFiled: March 31, 2005Publication date: November 3, 2005Inventors: Eric Scott, George Smith, Lyndon Stone, Norman Padalino, Kevin McDonough, Kenneth Seyffert, William Koederitz, Mallapa Guggari, Guy McClung
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Publication number: 20050242009Abstract: A vibratory separator having a basket for supporting screen apparatus for treating material, the basket pivotably mounted on a base, vibratory apparatus connected to the basket for vibrating the basket, the material forming a pool on the screen apparatus, and a beach formed on the screen apparatus, measurement apparatus connected to the basket and positioned above the screen apparatus for measuring a distance from the measurement apparatus to a top surface of the pool, control apparatus for controlling and in communication with the measurement apparatus for receiving signals therefrom indicative of said distance, which distance is indicative of pool depth at that location and which correspond to beach extent, and adjustment apparatus controlled by the control apparatus for adjusting angle of the basket, thereby adjusting extent of the beach.Type: ApplicationFiled: April 29, 2004Publication date: November 3, 2005Inventors: Norman Padalino, Eric Scott, Lyndon Stone, Kevin McDonough, Kenneth Seyffert, Guy McClung
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Publication number: 20050242002Abstract: A vibratory separator having a base, a basket movably mounted on the base and for supporting screen apparatus for treating material introduced into the vibratory separator, the basket on a base and pivotable with respect thereto, vibratory apparatus connected to the basket for vibrating the basket, screen apparatus supported by the basket, the material flowing onto the screen apparatus for treatment, angle adjustment apparatus connected to the basket for adjusting angle of the basket, sensor apparatus for sensing a parameter indicative of basket angle and for providing a signal corresponding to said basket angle, control apparatus for receiving signals from the sensor apparatus and for controlling basket angle based on said signals, the angle adjustment apparatus, in one particular aspect, including a rocker arm assembly with a first pivotable end.Type: ApplicationFiled: September 25, 2004Publication date: November 3, 2005Inventors: Lyndon Stone, Eric Scott, Norman Padolino, Kevin McDonough, Kenneth Seyffert, Guy McClung
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Publication number: 20050236305Abstract: A vibratory separator (in one aspect a shale shaker) and screen assemblies for them; the screen assemblies, in at least certain aspects, having an undulating plate with a plurality of spaced apart openings therethrough, a plurality of spaced apart supports extending beneath the plate and to which the plate is secured, and each support having a length and independent of and not connected to the other supports along its length, each support having two spaced apart ends, and screening connected to the plate.Type: ApplicationFiled: May 16, 2005Publication date: October 27, 2005Inventors: David Schulte, Thomas Adams, Kenneth Seyffert, Guy McClung
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Publication number: 20050224398Abstract: A screen assembly for mounting on mounting structure of a vibratory separator, the mounting structure having at least one support part, and methods of its use, the screen assembly including a frame with a first frame end, a second frame end and a first side and a second side, at least one crossmember, extending from the first frame end to the second frame end, and spaced-apart from the sides, the frame having a top and a bottom, the at least one crossmember having a top and a bottom positionable above and adjacent a support part of the mounting structure, screening material on the frame, and space maintenance apparatus on the bottom of the at least one crossmember for occupying a space between the crossmember and the support part.Type: ApplicationFiled: February 22, 2005Publication date: October 13, 2005Inventors: David Largent, David Schulte, Jeffrey Walker, George Burnett, Guy McClung, Thomas Adams, Haynes Smith, James Adams, Charles Grichar, Kerry Ward, Kenneth Seyffert
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Publication number: 20050183574Abstract: Vessels for selectively holding drilling cuttings material and methods employing such vessels; the vessels, in at least certain aspects, having a body with a hollow container with an interior space for receiving drilling cuttings material and from which the material may exit from the body; a first opening through which the material enters into the container; a second opening through which the material passes out from the container; and movement apparatus with a movement member within the container movable adjacent the second opening to facilitate passage of the material into the second opening; and in certain aspects, the vessels having moisture-content sensor apparatus on the body for sensing moisture content of material within a vessel; conduit apparatus for conducting drilling cuttings from the exit opening; valve apparatus for selectively controlling flow of material in the conduit apparatus; and a controller in communication with the moisture-content sensor apparatus and the valve apparatus for selectiveType: ApplicationFiled: June 22, 2004Publication date: August 25, 2005Inventors: George Burnett, Colin Crabb, David Wood, Kenneth Seyffert, William Herben, James McIntosh
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Publication number: 20050103689Abstract: A screen assembly, a vibratory separator with such a screen assembly and methods of its use, the screen assembly, in certain aspects, having a frame with a first frame end spaced apart from a second frame end by two opposed spaced-apart sides including a first side and a second side, screening material on the frame, a plurality of crossmembers spaced apart and extending from the first side to the second side, each crossmember of the plurality of crossmembers connected to the first side and the second side, and each crossmember of the plurality of crossmembers having at least one series of openings therethrough; in one particular aspect the frame having crossmembers located to facilitate sealing of the support against screen assembly mounting structure of a vibratory separator; and methods for using such frames and such screen assemblies.Type: ApplicationFiled: August 20, 2004Publication date: May 19, 2005Inventors: David Schulte, Jeffrey Walker, George Burnett, Guy McClung, Thomas Adams, Haynes Smith, James Adams, Charles Grichar, Kerry Ward, Kenneth Seyffert
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Publication number: 20050067327Abstract: A screen assembly for releasable mounting to a mounting structure of a vibratory separator, the mounting structure having a body over which a screen assembly is positionable, part of fluid to be treated by the vibratory separator flowable through the body, at least one upwardly projecting member projecting upwardly from the body, said at least one upwardly projecting member sized and configured so it is receivable in a corresponding C-shaped channel part in the screen assembly, the screen assembly having a support, screening material on the support, at least one C-shaped channel part in the support, said at least one C-shaped channel part sized, configured, and located for receiving said at least one upwardly projecting member of the body of the mounting structure.Type: ApplicationFiled: June 14, 2004Publication date: March 31, 2005Inventors: Thomas Adams, Haynes Smith, James Adams, Charles Grichar, Kerry Ward, Kenneth Seyffert, Jeffrey Walker, Guy McClung
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Publication number: 20050035033Abstract: A method for mounting a screen assembly to a screen mounting structure of a vibratory separator to effectively seal the screen assembly in place, the method in certain aspects including locating the screen assembly on a screen mounting structure of the separator, positioning the screen assembly so that crossmembers of a four-sided generally rectangular support of the screen assembly are either all parallel to or are all transverse to a direction of material flowing across the screen assembly, forcing two sides of the support of the screen assembly down with a crowning apparatus to effect crowning of the screen assembly, the support sufficiently flexible so that two sides thereof other than the two forced-down sides sealingly contact a surface of the screen mounting structure along substantially all of their length.Type: ApplicationFiled: January 22, 2004Publication date: February 17, 2005Inventors: Thomas Adams, Haynes Smith, James Adams, Charles Grichar, Kerry Ward, George Burnett, Kenneth Seyffert, David Schulte, Guy McClung
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Publication number: 20050029015Abstract: Methods for moving drilled cuttings, the methods, in certain aspects, using a cuttings processor with a rotating annular screen to separate fluid from drilled cuttings and/or such methods including conveying with air under positive pressure, drilled cuttings to flow conduit apparatus; applying air under positive pressure to the flow conduit apparatus to continuously move the drilled cuttings material therethrough; continuously moving the drilled cuttings material with the air under pressure to separation apparatus; with the separation apparatus continuously separating drilled cuttings from air; wherein, in certain aspects, the drilled cuttings are included in a low density slurry with drilling fluid, drilling mud, and/or oil and wherein, in certain aspects, the separation apparatus is a cyclone separator and the drilled cuttings moved into the cyclone separator are wet; and systems for effecting such methods.Type: ApplicationFiled: January 26, 2004Publication date: February 10, 2005Inventors: George Burnett, David Wood, Kenneth Seyffert, William Herben, James McIntosh