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Karen Buechler
Stephen Dunmead, Kauko Johannes Karpale, Alan W Weimer, Karen J Buechler, Jacob A Johnson: Rapid conversion of metal-containing compounds to form metals or metal oxides. Kalow & Springut, January 30, 2003: US20030019328-A1

A method of converting metal-containing compounds into a metal or metal oxide by rapidly heating the metal-containing compound to an elevated temperature to instigate conversion and holding the metal-containing compound at the elevated temperature for a time sufficient to effect formation of the met ...


2
Dierk Maass, Hans I Wallsten: Device for application in blood vessels or other difficultly accessible locations and its use. Medinvent, Burns Doane Swecker & Mathis, November 19, 1985: US04553545 (566 worldwide citation)

Device comprising a helically shaped spiral spring and means for bringing the spring to expand from a first state of a certain diameter to a second state of larger diameter and vice versa, characterized thereby that said means are arranged to rotate the ends of the spring relative to each other with ...


3
Gerd Eifer: Tuyere stock and compensator joint therefore. des Anciens Etablissements Paul Wurth, May 17, 1977: US04023782 (88 worldwide citation)

A hermetic expansion joint for use between conduits lined with refractory material and a tuyere stock for blast furnaces utilizing a plurality of such expansion joints. The expansion joints include a bellows coaxial with and connected to the exterior of the conduits to be coupled and, located within ...


4
Leo D Hudson: Process for completing a well. Bestline Liner Systems, Lyon & Lyon, March 12, 1996: US05497840 (84 worldwide citation)

Processes for completing a well with a well liner which can be accomplished with a single placement of the equipment in the well.


5
Christopher J Nagel, Robert D Bach, James E Johnston: Method for chemically reducing metals in waste compositions. Molten Metal Technology, Hamilton Brook Smith & Reynolds, June 28, 1994: US05324341 (72 worldwide citation)

An environmentally sound process is described for the remediation of waste materials and oxides of metals that allows the separation, recovery and decontamination of metals. The method includes chemically reducing essentially all of a reducible toxic and potentially hazardous metal oxide of a metal- ...


6
Dentaro Kaneko, David C Meissner: Method of producing iron using rotary hearth and apparatus. Midrex International B V Rotterdam, Ralph H Dougherty, October 20, 1987: US04701214 (62 worldwide citation)

A method of producing iron from finely divided iron oxide comprising the steps of: mixing iron oxide or iron ore fines with finely divided coal and a binder to form a mixture, agglomerating the mixture by compacting, pelletizing, or briquetting the mixture to form agglomerates or pellets, introducin ...


7
Chris T Vild, Jan H L van Linden: Metal scrap submergence system. Metaullics Systems Co, Fay Sharpe Fagan Minnich & McKee, April 17, 2001: US06217823 (59 worldwide citation)

A metal scrap submergence device comprising an open top chamber including walls of a heat resistant material, an inlet positioned in a side wall of the chamber, an outlet positioned in the base of said chamber, and a ramp adjacent said side wall of the chamber.


8
Paul V Cooper: Mixed flow rotor for molten metal pumping device. David E Rogers, Stuart A Whittington, Squire Sanders & Dempsey L, October 16, 2001: US06303074 (58 worldwide citation)

A molten metal pumping device is disclosed that comprises a pump base including at least one input port, a pump chamber, a chamber wall, and a discharge leading to an output port. A rotor is retained within the chamber and is connected to a rotor shaft. The device further includes a superstructure a ...


9
Sylvain P Tremblay, Réjean Dault, Pierre Legast, Pierre Delvaux: Molten metal filtration and distribution device and method for manufacturing the same. Les Produits Industriels de Haute Temperature Pyrotek, Foley & Lardner, August 7, 2001: US06270717 (50 worldwide citation)

There is provided a filtration and distribution device for a molten metal, which is in the form of a bag having parts made of a solid heat-resistant fabric and open areas made of an open weave heat-resistant fabric. At least some of the parts made of the solid heat-resistant fabric are replaced by r ...


10
David C Meissner, Thomas H Boyd, James A Lepinski, Jimmy D Sloop: Method for rapid reduction of iron oxide in a rotary hearth furnace. Midrex International B V Rotterdam Zurich Branch, Dougherty & Dremann, March 24, 1998: US05730775 (50 worldwide citation)

A method and apparatus for producing direct reduced iron from dry compacts composed of iron oxide and carbonaceous material by feeding compacts no more than two layers deep onto a hearth and removing all the volatiles and metallizing the compacts by exposing said compacts to a radiant heat source at ...



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