Patents Assigned to Pyrotek
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Patent number: 9834475Abstract: The method is for use with a substrate having a plurality of parallel channels extending therethrough. In the method, the steps comprise: filling a selected plurality of the channels with a granular material; and consolidating the granular material through heat. The selected plurality of channels is selected to produce a wall that separates the substrate into: a first portion having a first plurality of the parallel channels extending therethrough; and a second portion having a second plurality of the parallel channels extending therethrough.Type: GrantFiled: March 10, 2015Date of Patent: December 5, 2017Assignee: Pyrotek, Inc.Inventors: Maurice Lacasse, Luc Desrosiers
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Patent number: 9781776Abstract: Disclosed is a heating system for molten metal handling devices, examples of which are troughs, launders and other vessels. The heating system may include a refractory containment body, heater assembly, a containment shell and a thermal inducing interface between the heater assemblies and the containment shell and/or refractory body.Type: GrantFiled: June 15, 2015Date of Patent: October 3, 2017Assignee: Pyrotek, IncorporatedInventors: Mark Vincent, Mark Palmer
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Publication number: 20170029341Abstract: A castable refractory material for use in the manufacture of refractory products including fused silica, ceramic fibre, microsilica and a bonding material comprising colloidal silica.Type: ApplicationFiled: March 27, 2015Publication date: February 2, 2017Applicant: Pyrotek Engineering Materials LimitedInventor: Mark VINCENT
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Patent number: 9506346Abstract: The present invention is directed to a molten metal pump comprising an elongated pumping chamber tube with a base end and an open top end. A shaft extends into the tube and rotates an impeller therein, the impeller rotates proximate the base end. The tube has a diameter at least 1.1 times the diameter of the impeller. The pumping chamber tube preferably has a length at least three times the height of the impeller. The base end includes an inlet and the top end includes a tangential outlet. Rotation of the impeller draws molten metal into the pumping chamber and creates a rotating equilibrium vortex that rises up the walls of the pumping chamber. The rotating vortex adjacent the top end exists the device cia the tangential outlet.Type: GrantFiled: June 15, 2010Date of Patent: November 29, 2016Assignee: PYROTEK, INC.Inventors: Mark A. Bright, Jason Tetkoskie, Richard S. Henderson, Herbert L. Ritchie, Jr.
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Patent number: 9481918Abstract: A metal scrap submergence device having an open top chamber including side and base walls of a heat resistant material. An inlet is included in a side or base wall of the chamber for receiving molten metal. An outlet is included in the base of the chamber. A ramp extends from the side wall of the chamber to an inner column defining the outlet. The ramp includes a first edge adjacent the side wall and second interior edge adjacent the inner column. The working surface of the ramp between the first and second edges is concave. The inner column includes an end wall disposed opposite the chamber base, the end wall includes rounded inner and outer edges.Type: GrantFiled: April 22, 2014Date of Patent: November 1, 2016Assignee: PYROTEK, INC.Inventors: Chris T. Vild, Robert L. Grodeck
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Patent number: 9476644Abstract: In accordance with one aspect of an exemplary embodiment, a furnace including a charge well is provided. The charge well comprises an open top chamber including side and base walls of a heat resistant material. An inlet is provided in a side wall of the chamber for receiving molten metal. A ramp is provided adjacent the side wall and an inner wall forms a central cavity. The ramp is disposed between the inner wall and the side wall. The ramp is generally inclined from an intersection with the base wall to adjacent a top surface of the inner wall. The cavity is in fluid communication with an outlet. A passage in the inner wall provides fluid communication between the inlet and the cavity. The inlet and an outlet each receives a conduit and at least one of the conduits can include an elbow joint.Type: GrantFiled: July 9, 2012Date of Patent: October 25, 2016Assignee: PYROTEK INC.Inventors: Roger Howitt, Jim Grayson, Mark Bolton, Paul Bosworth
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Patent number: 9459047Abstract: A preheat charging system for preheating scrap metal prior to delivery to a melting furnace. The system includes a preheating station having a heating chamber adapted to receive scrap metal. Hot gas from a burner chamber is circulated around the scrap metal. The burner chamber is adapted to receive exhaust gas from a hot exhaust gas source such as a melting furnace. A burner apparatus is mounted within the burner chamber in a flow path of an exhaust inlet port. The burner is configured to supply supplemental heat on demand to the heating chamber to supplement the hot exhaust gas. A first fan can be provided to direct exhaust air from a furnace to the burner chamber. A second fan can be provided for directing air into the burner apparatus.Type: GrantFiled: August 16, 2010Date of Patent: October 4, 2016Assignee: PYROTEK, INC.Inventors: Charbel Saliba, Jon Tipton, Chris T. Vild
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Patent number: 9458724Abstract: According to another embodiment, a molten metal impeller comprised of a generally cylindrical body including a plurality of passages extending from a top surface to a side wall and a cap member secured to a top surface of the body. The cap member is shaped cooperatively to overlay the cylindrical body. The cap member includes a first side seated on the top surface and a second opposed side. The top surface includes one of a notch or a protrusion and the first side of the cap member includes one of a notch or a protrusion oriented to mate with the notch or protrusion of the body.Type: GrantFiled: February 21, 2013Date of Patent: October 4, 2016Assignee: PYROTEK, INC.Inventor: Jason Tetkoskie
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Publication number: 20160221855Abstract: According to a first embodiment, a refractory orifice ring of a glass forming apparatus is provided. The orifice ring includes an annular side wall and a base wall. At least one discharge hole is formed in the base wall. The discharge hole includes a top opening and a bottom opening, wherein the top opening has a surface area greater than a surface area of the bottom opening.Type: ApplicationFiled: February 4, 2016Publication date: August 4, 2016Applicant: PYROTEK, INC.Inventors: Rickie L. Retorick, Timothy D. March, John A. Pokrzyk, Mark Palmer
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Patent number: 9273376Abstract: A flux injector apparatus and method adapted to distribute a predetermined amount of flux to an associated pool of molten aluminum. The flux injector apparatus includes a pressurized tank adapted to store and feed the flux under pressure. A feed mechanism operative to discharge a predetermined amount of flux to an outlet and a controller for monitoring and operating the apparatus. The feed mechanism includes a housing having an inner wall defining a cavity with an inlet and an outlet. A feed wheel is positioned within the cavity and operative to receive a predetermined amount of flux from the inlet, translate the flux within the cavity and discharge the predetermined amount of flux through the outlet of the pressurized tank.Type: GrantFiled: June 7, 2012Date of Patent: March 1, 2016Assignee: PYROTEK INC.Inventors: Lennard Lutes, Richard S. Henderson, Jason Holstein
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Publication number: 20160038866Abstract: Additively manufactured ceramic filters are disclosed. A plurality of pores, each having a uniform geometry, are arranged between an inlet surface and an outlet surface of a single unit of ceramic such that the plurality of pores change in size uniformly from the inlet surface to the outlet surface. The pores are respectively interconnected, and the size, shape, orientation, and/or interconnection of the pores are chosen to provide hydrodynamic features that provide effective filtration for a given liquid and contamination. The pores are additively manufactured with optimized precision.Type: ApplicationFiled: March 11, 2014Publication date: February 11, 2016Applicant: Pyrotek IncorporatedInventors: Jeff Gibson, Steven Ray
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Patent number: 9248497Abstract: A metal transfer device (1) includes a cast trough body (2) for receiving liquid metal, a heater (4) for heating the trough body, and a filler layer (6) between the trough body and the heater. The filler layer (6) comprises a cast refractory material having a high thermal conductivity.Type: GrantFiled: June 18, 2012Date of Patent: February 2, 2016Assignee: Pyrotek Engineering Materials LimitedInventor: Mark Vincent
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Patent number: 9234520Abstract: A pump for processing molten metal having an enlarged tubular body which houses a centrifugal pump at its bottom end. The bottom end has a concave curved shape whose shape is a function of the particular type of vortex to be created for the application at hand. This curved portion of the body receives the ejected molten metal from the impeller and forms an uplifting axial vortex within the tubular section of the body. The pump is designed to cooperate synergistically with said body such that the uplifting axial vortex to climb up the inner wall of the body up to and out of an outlet formed in the upper end of the body. A radial vane impeller is formed in the back plate of the impeller. When the impeller is rotated, solid particles introduced into the body are accelerated radially by the back plate impeller into the vortex.Type: GrantFiled: April 9, 2012Date of Patent: January 12, 2016Assignee: Pyrotek, Inc.Inventor: Jorge A. Morando
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Patent number: 9199264Abstract: Apparatus for pixelating falling water droplets to create a graphical image comprising an elevated water display head formed from a series of two or more modular units. Each of the series of two or more modular units has a water reservoir, a plurality of high speed solenoids located below the water reservoir, a replaceable nozzle plate having a plurality of spaced apart nozzles wherein one of said plurality of high speed solenoids is connected to each nozzle. A programmable micro-controller is provided with each of the modular units for controlling the water supply to the water reservoir and for controlling the formation of the falling water droplets through each solenoid and nozzle. The water droplets falling from said plurality of nozzles from each of the modular units forms part of the graphical image.Type: GrantFiled: October 3, 2013Date of Patent: December 1, 2015Assignee: PYROTEK SPECIAL EFFECTS, INC.Inventors: Danny Tom, Douglas Adams
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Patent number: 9193532Abstract: A quick change conveyor roll assembly for metal or glass processing comprising an inner roll shaft having a rigid and elongated cylindrical surface supported and rotationally driven by an associate rotor mean. At least one removable spool having a cylindrical body with a first diameter, a hollow interior therethrough and a collar rigidly adapted at a first end, the collar having a second diameter whereby the second diameter is greater than the first diameter. At least one removable and replaceable insulated roll sleeve being slidably mounted over at least a portion of said removable spool and abutting said collar, the insulated roll sleeve including at least one layer of an insulation material and a securing means operably adjustable to hold said roll sleeve about said removable spool at a second end in a predetermined location on said inner roll shaft.Type: GrantFiled: November 18, 2014Date of Patent: November 24, 2015Assignee: PYROTEK, INC.Inventors: Timothy D. March, John A. Pokrzyk, Jr., Daryll A. Hasco, Mark Bright
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Publication number: 20150307395Abstract: The method is for use with a substrate having a plurality of parallel channels extending therethrough. In the method, the steps comprise: filling a selected plurality of the channels with a granular material ; and consolidating the granular material through heat. The selected plurality of channels is selected to produce a wall that separates the substrate into: a first portion having a first plurality of the parallel channels extending therethrough; and a second portion having a second plurality of the parallel channels extending therethrough.Type: ApplicationFiled: March 10, 2015Publication date: October 29, 2015Applicant: PYROTEK, INC.Inventors: Maurice Lacasse, Luc Desrosiers
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Patent number: 9151331Abstract: A coupling for a molten metal processing system to provide coupling for rotor/shaft systems which has a heat break to prevent heat flow to a motor. A cross sectional area reduction provides a restriction which reduces heat transmission through a conductive material to restrict heat flow to a motor, which will ultimately extend the life of the motor.Type: GrantFiled: September 21, 2007Date of Patent: October 6, 2015Assignee: PYROTEK, INC.Inventor: Jon Tipton
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Patent number: 9127332Abstract: Aspects of this molten aluminum refining system include a rotor based injection system which provides for the injection and dispersion of both gas and flux for refining molten aluminum.Type: GrantFiled: March 11, 2008Date of Patent: September 8, 2015Assignee: Pyrotek, Inc.Inventors: Robert A. Frank, Michael S. Klepacki
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Patent number: 9096473Abstract: A process for the production of coated carbonaceous particles including: providing a carbon-residue-forming material; providing particles of a carbonaceous material; mixing the carbon-residue-forming material and the particles of a carbonaceous material at an elevated temperature; depositing a coating of the carbon-residue-forming material onto the surface of the particles; and stabilizing the coated particles by subjecting the particles to an oxidation reaction. These coated carbonaceous particles are particularly useful in the manufacture of electrodes in electrical storage cells, particularly in rechargeable electrical storage cells.Type: GrantFiled: November 9, 2007Date of Patent: August 4, 2015Assignee: Pyrotek, Inc.Inventors: Zhenhua Mao, H. Ernest Romine, Mark W. Carel
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Patent number: 9095896Abstract: A molten metal handling device comprising an outer shell defined by a bottom and two side walls, an insulating layer partially filling the outer shell and a thermally conductive castable refractory body for carrying molten metal, the refractory body being within the insulating layer. The device further includes at least one heating element positioned in the insulating layer, adjacent to the refractory body. The refractory body is preferably fabricated from a castable alumina or castable silicon carbide material.Type: GrantFiled: November 3, 2008Date of Patent: August 4, 2015Assignee: Pyrotek, Inc.Inventor: Mark Vincent