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Class Information
Number: 75/504
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Processes > Producing or treating free metal > At 300 degrees c or greater (e.g., pyrometallurgy, etc.) > Iron(fe) > Reduction in presence of solid carbon(c) containing material (e.g., coke, coal, carbides, etc.) > Including consolidation of solid carbon(c) containing material with reducible iron(fe) compound
Description: Process wherein the solid Carbon (C) containing material and a reducible Iron (Fe) compound are consolidated together before or during the reduction of the Iron compound.

Patents under this class:

Patent Number Title Of Patent Date Issued
8690987 Method and apparatus for producing carbon iron composite Apr. 8, 2014
8679222 Process for producing sponge iron Mar. 25, 2014
8333823 Method and system for producing metallic iron nuggets Dec. 18, 2012
8092574 Method of producing reduced iron cast, and method of producing pig iron Jan. 10, 2012
8088195 Method for manufacturing titanium oxide-containing slag Jan. 3, 2012
8021460 System and method for producing metallic iron nodules Sep. 20, 2011
8012237 Process for producing molten iron Sep. 6, 2011
7985389 Direct processing of ferrotitania ores and sands Jul. 26, 2011
7842119 Solidification product of dust generated during steel making and method for production thereof Nov. 30, 2010
7632335 Method and system for producing metallic iron nuggets Dec. 15, 2009
6630010 Method of producing metallic iron Oct. 7, 2003
6605130 Pellets incorporated with carbonaceous material Aug. 12, 2003
6602320 Method for producing reduced iron Aug. 5, 2003
6592649 Method of producing iron nuggets Jul. 15, 2003
6592648 Reduction of iron ore in ore/coal mixtures Jul. 15, 2003
6592647 Method for producing metallic iron Jul. 15, 2003
6506231 Method and apparatus for making metallic iron Jan. 14, 2003
6475264 Direct smelting process Nov. 5, 2002
6387153 Stable idle procedure May. 14, 2002
6372016 Method for drying compacts Apr. 16, 2002
6302938 Reduced pellets Oct. 16, 2001
6284018 Method of making iron and steel Sep. 4, 2001
6267799 Method of producing metals and metal alloys Jul. 31, 2001
6264725 Method for producing liquid pig iron or steel fabricated materials and installation for implementing said method Jul. 24, 2001
6241804 Process for producing iron briquettes and/or cold iron sponge Jun. 5, 2001
6241803 Method for manufacturing reduced iron pellets Jun. 5, 2001
6214087 Treatment of iron oxide agglomerates before introduction into furnace Apr. 10, 2001
6152983 Method of producing reduced iron pellets Nov. 28, 2000
6149709 Method of making iron and steel Nov. 21, 2000
6120577 Treatment of steel mill waste metal oxides Sep. 19, 2000
6083296 Method of producing metals and metal alloys Jul. 4, 2000
6063156 Production method of metallic iron May. 16, 2000
5891214 Smelting reduction method with increased effectiveness Apr. 6, 1999
5873924 Desulfurizing mix and method for desulfurizing molten iron Feb. 23, 1999
5873925 Process for treating iron bearing material Feb. 23, 1999
5855645 Production of more concentrated iron product from industrial waste materials streams Jan. 5, 1999
5849063 Production of direct reduced iron and/or pig iron from industrial waste streams Dec. 15, 1998
5782957 Process for treating iron bearing material Jul. 21, 1998
5695543 Method for metal reduction of steel waste products Dec. 9, 1997
5665140 Method for the production of iron carbide Sep. 9, 1997
5516358 Method for the production of iron carbide May. 14, 1996
5486229 Raw material for producing ferrite dust for friction elements and method of reducing the same Jan. 23, 1996
5350434 Process and apparatus for making molten steel Sep. 27, 1994
4836847 Method for reclaiming metal values from electric arc furnace flue dust and sludge and rendering residual solids recyclable or non-hazardous Jun. 6, 1989
4802919 Method for processing oxidic materials in metallurgical waste Feb. 7, 1989
4765829 Treating lead- and zinc-containing steelmaking byproducts Aug. 23, 1988
4042375 Roasting process for the direct reduction of ores Aug. 16, 1977
3993472 Desulfurization of iron oxide pellets Nov. 23, 1976
3941583 Ilmenite coated pellet and process for reducing same Mar. 2, 1976

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