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Class Information
Number: 266/142
Name: Metallurgical apparatus > Geographic or structural installation
Description: Device wherein a) a work-processing device is related either to some feature of the earth or to a definable building feature, e.g., a hall, or b) a plurality of such devices are arranged so as to form a specific machinery layout.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7582252 |
Plant with rotating furnace for the melting without salt of aluminum with screening and recovery of the slags |
Sep. 1, 2009 |
| 7504065 |
Direct smelting plant and process |
Mar. 17, 2009 |
| 7279127 |
Continuous steelmaking plant |
Oct. 9, 2007 |
| 7201868 |
Direct smelting plant |
Apr. 10, 2007 |
| 6833106 |
Compact blast furnace installation |
Dec. 21, 2004 |
| 6818175 |
System for producing steel |
Nov. 16, 2004 |
| 6719944 |
Method and apparatus for deslagging and tapping an integrated electric steel making furnace |
Apr. 13, 2004 |
| 6696013 |
Metallurgical furnace with scrap metal preheater and dispenser |
Feb. 24, 2004 |
| 6610243 |
Installation for aqueous granulation |
Aug. 26, 2003 |
| 6562101 |
Processing electric arc furnace dust through a basic oxygen furnace |
May. 13, 2003 |
| 6544469 |
Apparatus and method for producing metal formed product |
Apr. 8, 2003 |
| 6521170 |
Revamping of a basic oxygen furnace installation to provide an electric furnace facility |
Feb. 18, 2003 |
| 6399016 |
Direct smelting plant |
Jun. 4, 2002 |
| 6287512 |
Frame for a blast furnace |
Sep. 11, 2001 |
| 6287363 |
Method of utilizing dusts produced during the reduction of iron ore |
Sep. 11, 2001 |
| 6277324 |
Apparatus for manufacturing molten pig iron and reduced iron by utilizing a fluidized bed |
Aug. 21, 2001 |
| 6264722 |
Process for producing liquid pig iron or intermediate steel products and installation for implementing it |
Jul. 24, 2001 |
| 6126716 |
Iron-base scrap preheating apparatus and method |
Oct. 3, 2000 |
| 6036914 |
Dumping bay with fume collecting provisions |
Mar. 14, 2000 |
| 6017486 |
Comprehensive fume collection system for production of leaded steel |
Jan. 25, 2000 |
| 5944871 |
Process for the production of molten pig iron or steel pre-products and a plant for carrying out the process |
Aug. 31, 1999 |
| 5900209 |
Plant for producing metal melts |
May. 4, 1999 |
| 5873960 |
Method and facility for manufacturing seamless steel pipe |
Feb. 23, 1999 |
| 5833734 |
Process for the direct reduction of particulate iron-containing material and a plant for carrying out the process |
Nov. 10, 1998 |
| 5827473 |
Method and apparatus for producing pig iron by smelting reduction and method of obtaining such a plant |
Oct. 27, 1998 |
| 5743937 |
Earth melter with rubble walls and method of use |
Apr. 28, 1998 |
| 5554206 |
Method of charging ore |
Sep. 10, 1996 |
| 5443618 |
Earth melter |
Aug. 22, 1995 |
| 5435526 |
Collecting pit |
Jul. 25, 1995 |
| 5407179 |
Fluidized bed direct steelmaking plant |
Apr. 18, 1995 |
| 5354355 |
Earth melter and method of disposing of feed materials |
Oct. 11, 1994 |
| 5314168 |
Apparatus and method for controlling operation of quenching car/bucket for coke oven |
May. 24, 1994 |
| 5264020 |
Smelting plant with two melting furnaces arranged in juxtaposed relationship |
Nov. 23, 1993 |
| 5194213 |
Copper smelting system |
Mar. 16, 1993 |
| 5082251 |
Plant and process for fluidized bed reduction of ore |
Jan. 21, 1992 |
| 5044612 |
Apparatus to clean refractory-lined conveyor troughs |
Sep. 3, 1991 |
| 4984771 |
Heating system for steel casting ladles |
Jan. 15, 1991 |
| 4889323 |
Mill arrangement with primary gas mixing means |
Dec. 26, 1989 |
| 4867787 |
Mill arrangement with temporary storage vessel and a process of operating the same |
Sep. 19, 1989 |
| 4865296 |
Ladle slagging stand |
Sep. 12, 1989 |
| 4836510 |
Metallurgical plant |
Jun. 6, 1989 |
| 4834791 |
Method for producing raw iron from iron concentrates for the manufacture of gas, and plant apparatus for carrying out the method |
May. 30, 1989 |
| 4828228 |
Apparatus for changing the level of tap runner of a shaft furnace |
May. 9, 1989 |
| 4822411 |
Integrated steel mill arrangement |
Apr. 18, 1989 |
| 4814006 |
Making of steel |
Mar. 21, 1989 |
| 4792123 |
Metallurgical plant |
Dec. 20, 1988 |
| 4718645 |
Ladle stand arrangement for treating molten metal |
Jan. 12, 1988 |
| 4561638 |
Installation with a refractorily lined metallurgical vessel |
Dec. 31, 1985 |
| 4552342 |
Method and apparatus for preheating and charging scrap in steelmaking |
Nov. 12, 1985 |
| 4473532 |
Ore leaching structure |
Sep. 25, 1984 |
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