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Metallurgical apparatus December patent applications/inventions, industry category 12/09

20090322000 - Melting furnace with agitator: There is provided a melting furnace with an agitator. The melting furnace with an agitator includes a melting furnace that contains melt, and an agitator that agitates the melt by an electromagnetic force. The agitator includes a first electrode that is provided at an arbitrary position of the melting furnace... Agent: Winston & Strawn LLP Patent Department

20090315230 - Blast furnace gas burning facility and method for operating the same: Provided is a blast furnace gas burning facility with a simple configuration and capable of operating at nearly rated load while preventing a wet type dust collector from freezing under such conditions that the temperature of blast furnace gas does not exceed the freezing lower-limit temperature of the wet type... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090315229 - Industrial plant having safety-relevant area: In an industrial plant for producing or processing liquid, red-hot or hot metal a safety-relevant area is formed in the direct vicinity of the liquid or red-hot metal and the presence of a person is at least periodically not allowed. A detector unit is provided for the surveillance of the... Agent: King & Spalding LLP

20090315228 - Method and device for cooling and stabilizing strip in a continuous line: The invention concerns a method for cooling metal strips using cooling chambers by blowing a gas, in a continuous heat treatment line, wherein: the chambers (4,4a . . . 4′, 4′a . . . ) have a unitary dimension (h) in the moving direction (X) of the strip less than... Agent: Connolly Bove Lodge & Hutz LLP

20090315231 - Cooling system for forming mold and method of cooling forming mold: In a forming mold equipped with a cooling channel for circulation of a refrigerant composed of a cooling gas and a atomized cooling liquid, any increase of back pressure attributed to evaporation of the refrigerant fed to the cooling channel is inhibited to thereby attain cooling acceleration, and further any... Agent: Kenyon & Kenyon LLP

20090315232 - Dissolution apparatus for noble metals: Provided is an apparatus for dissolving noble metals, including: a sealed dissolution reactor provided with agitators; a sealed electrolysis type chlorine producing unit for supplying chlorine gas produced via electrolysis to the dissolution reactor; a pH adjusting unit for controlling and maintaining pH of the liquid inside the dissolution reactor... Agent: The Webb Law Firm, P.C.

20090315233 - Process and installation for granulating slag: In a process for granulating slag, from a blast furnace or a smelting reduction plant, in which a granule/water mixture formed during the granulation is fed to a granulation tank and then to a dewatering installation, in which the slag granules are dewatered. H2S-containing vapors and gases formed during the... Agent: Ostrolenk Faber Gerb & Soffen

20090315234 - Sealing apparatus for a slag door of a metallurgical furnance: A sealing apparatus for a slag door of a metallurgical furnace, having a mounting assembly for mounting the apparatus to the furnace, and at least one closure element, moveable from an open position that is exterior of the slag door opening, to a closed position that effectively seals against the... Agent: Bereskin And Parr LLP/s.e.n.c.r.l., S.r.l.

20090309275 - Direct smelting plant: A direct smelting plant for producing molten metal from a metalliferous feed material using a molten bath based direct smelting process is disclosed. The plant includes a plurality of crane access zones that are outboard of a gas delivery main to enable solids injection lances to be removed from and... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090309276 - Method and apparatus for melting metal: A stack of copper plates is placed in a melting chamber having a closed roof of refractory material. The stack is placed in a tilted orientation leaning against a side wall of the melting chamber, with lower edges of the copper plates resting on an inclined hearth surface. A door... Agent: Patent Group 2n Jones Day

20090309277 - Vacuum nitriding furnace: A heat treating furnace is disclosed for nitride case hardening and gas cooling a stationary workload in the same furnace which is comprised of a single chamber and an access door. The chamber is segregated into an outer portion and an inner portion, with the inner portion being adapted to... Agent: Aaron Nerenberg

20090295049 - Filter: A filter includes a crucible, a filtering container, and a receiving tank. The crucible has a heater for heating a pre-filtered object to comprise a primary material in liquid and at least one other material in solid. The filtering container has a body, a sieve, and a press rod. The... Agent: Kamrath & Associates P.A.