Featured patents

Flow Control Device
US 08828310 B2, Sept. 9, 2014, Gaseous treating material, Tim Hedley et al. / Refractory Intellectual Property GmbH & Co KG (Vienna, AT)
A stopper rod comprising:…

Temperature Regulated Vessel
US 08858868 B2, Oct. 14, 2014, With means to cool treating means, John Kang et al. / Crucible Intellectual Property, LLC (Rancho Santa Margarita, US)
A temperature regulated vessel, comprising:…

Furnace Slag Door and Corresponding Furnace
US 08758674 B2, June 24, 2014, Means Sealing or Opening Aperture in Vessel, Stefano Miani / SMS Concast Italia SpA (Udine, IT)
A furnace slag door, comprising:…

Method and Devices for Regulating the Flow Rate and for Slowing Down Melt Streams Through Magnetic Fields in the Tapping of Metallurgical Containers Such as Blast Furnaces and Melt Furnaces
US 08658084 B2, Feb. 25, 2014, Plugging or tapping, Hans-Uwe Morgenstern / TMT Tapping-Measuring-Technology GmbH DE
A method for regulating the flow rate and for slowing down a non-ferromagnetic…

Method for Feeding Pulverised Coal Into a Blast Furnace
US 08652395 B2, Feb. 18, 2014, Tuyere operation, Pol Lemmer et al. / Paul Wurth S.A. (Luxembourg, LU)
A method for feeding pulverised coal into a blast furnace; comprising:…

Bell Annealing Furnace
US 08636946 B1, Jan. 28, 2014, Bell furnace, John W. Olver / Emisshield, Inc. (Blacksburg, US)
A bell annealing furnace, comprising:…

Hopper and Reduction Device Using the Same
US 08623269 B2, Jan. 7, 2014, By means applying heat to work, e.g., furnace, Qun Chen et al. / Tsinghua University (Beijing, CN)
A reduction device for refining a material using thermal reduction comprising:…

Dual Outlet Injection System
US 08623270 B2, Jan. 7, 2014, By means introducing treating material, Michael S. Ross et al. / ESM Group Inc. (Amherst, US)
A dual outlet injector for use in a desulfurization station, the injector…

Nozzle for Injecting Gas Containing Oxygen Into a Pig Iron Device Having an Injector Insertion Pipe
US 08540931 B2, Sept. 24, 2013, Having drain means or cleaner insertion means, e.g., punch hole, Marinko Lekic-Ninic et al. / Siemens Vai Metals Technologies GmbH (Linz, AT)
A nozzle for injecting oxygen-containing gas into a pig iron production unit,…

Method of Manufacturing Direct Reduction Iron and Reduction Firing Apparatus
US 08475707 B2, July 2, 2013, Train of grate elements, Jinlong Zhan / PanGang Group Company Ltd. CN
A reduction firing apparatus, which is a dual-chamber stepping reduction furnace,…

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