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Metallurgical apparatus May archived by USPTO category 05/09

20090134555 - Steel coil cutting apparatus and method: A method of cutting a steel coil with an axial center located within a bore of the steel coil. The method comprises the steps of positioning a cutting apparatus near the axial center of the steel coil, utilizing an imaging device as a sensor that is attached to the cutting... Agent: Honigman Miller Schwartz & Cohn LLP

20090127752 - Lance extraction: Solids injection lances for injecting solids into a metallurgical vessel are normally supplied with cooling water from a cooling water circuit through water supply lines and return lines. Supply lines are provided with spaced pairs of connectors and bypass valves, and return lines are provided with similar pairs of spaced... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090127753 - Method and apparatus for heating steel components in a continuous furnace: The invention relates to a method and an apparatus for heating steel components in a continuous furnace, wherein a first transport device having an external drive receives the components in a precise position and transports them through the furnace in order to heat them, and a second transport device receives... Agent: Pauley Petersen & Erickson

20090127754 - Hearth structure of rotary furnace hearth: The present invention discovers a new structural design technique which provides clearances between refractories 13 and fills the clearances with various types of refractories or refractory materials like in the past and, furthermore, uses another method to secure the heat expansion absorption function and provides a hearth structure of a... Agent: Birch Stewart Kolasch & Birch

20090127755 - Process for the production of a wear lining from a particulate refractory material for casting ladles and pouring boxes, together with the wear lining made in this way: The present invention relates to a process for making a wear lining for casting ladles and pouring boxes used in foundries, in which process the wear lining is formed by introducing into a casting ladle or pouring box a pourable mass consisting of a granular or particulate refractory material that... Agent: Connolly Bove Lodge & Hutz LLP

20090121396 - Method of cooling steel plate: A method of cooling both surfaces of steel plate, while being constrained and conveyed between pairs of constraining rolls, by coolant sprays from top/bottom surface nozzle groups between pairs of constraining rolls, which method of cooling steel plate stably secures precision of cooling control from a start of cooling to... Agent: Kenyon & Kenyon LLP

20090121397 - Reduction retort, reduction retort manufacture method, and vacuum smelting reduction furnace using the same: A reduction retort (11) for use in a vacuum smelting reduction furnace, including: a reducing portion (12) made of silicon carbide-based material; a condenser (13) disposed at one end of the reducing portion; an inlet closure (14) hermetically-connected to the condenser (13); and an outlet closure (15) disposed at the... Agent: Martine Penilla & Gencarella, LLP

20090115113 - Apparatus for cooling a metal strip: An apparatus is described for cooling a metal strip (1), comprising at least two nozzle fields which are disposed opposite of each other with respect to the metal strip (1) conveyed continuously in its longitudinal direction and which comprise nozzles facing towards the respective strip surface and being attached to... Agent: Collard & Roe, P.C.