| Improved process for conducting a coke oven |
2017-3-28 |
2018-10-04 |
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| Product that is hot rolled into long steel and use thereof |
2015-11-12 |
2018-5-10 |
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| APPARATUS TO INCREASE THERMAL EFFICIENCY OF COKING OVEN/COKE REDUCTION, COKING … |
2015-7-23 |
2021-7-20 |
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| blast furnace drain drill coupling |
2011-12-27 |
2013-9-24 |
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| HIGH OVEN GUSA CHANNEL DRAIN DRILL ROD COUPLING SYSTEM |
2011-12-27 |
2013-10-15 |
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| SLUDGE CANNON NOZZLE FOR CLOSING HIGH OVEN |
2011-7-29 |
2018-6-12 |
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| process for producing inorganic pigments from the ferrous chloride solution of … |
2009-11-19 |
2011-7-05 |
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| blast furnace load removal process |
2008-4-11 |
2009-11-24 |
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| refractory base for platform wagon |
2008-1-10 |
2009-9-01 |
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| automatic double hatch valve |
2007-12-26 |
2009-8-25 |
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| EIGH THROUGHT |
2007-11-26 |
2018-6-19 |
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| process of exchanging blast furnace regenerators for thermal depletion |
2007-9-24 |
2010-8-31 |
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| equipment for simultaneous injection of natural gas and coal in double boom in … |
2007-9-14 |
2010-9-08 |
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| process for measuring drum index on line in blast furnace coke scales |
2007-9-14 |
2009-5-05 |
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| anchored mass injection device |
2007-8-08 |
2009-3-24 |
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| Injection process of granulated rubber into blast furnaces |
2007-7-27 |
2008-2-07 |
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| mixed pelletizing and sintering steelmaking process for obtaining metallic … |
2007-5-23 |
2009-1-13 |
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| Telescopicity corrector device for hot strip mill |
2007-4-20 |
2008-8-14 |
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| continuous process for applying organic coatings to steel strips using rollers |
2007-4-19 |
2008-12-02 |
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| Evaporative cooling system of sinter |
2007-4-04 |
2008-7-10 |
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| Flexible, multi-flow, jet-modulating blasting device and system through a … |
2007-1-15 |
2008-9-02 |
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| continuous process for spraying organic coatings on steel strips |
2006-12-26 |
2008-8-19 |
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| inspection system inside movable hood and converter |
2006-10-27 |
2008-6-17 |
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| integrated process for the production of metallic iron from the recycling of … |
2006-10-13 |
2008-6-03 |
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| process and kit for determination of stack coke drum index by air method |
2006-9-29 |
2008-5-20 |
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| STEEL TREATMENT OF ACIARIA SLAG AND RESULTING PRODUCT FOR USE AS RAW MATERIAL … |
2006-9-27 |
2019-3-06 |
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| alternative system for level measurement of chillers in calcining furnaces |
2006-8-07 |
2008-4-08 |
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| blast furnace slag cement additive |
2006-6-29 |
2008-2-12 |
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| blast furnace slag cement additive |
2006-6-29 |
2008-2-12 |
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| physical lock for two to sixty-three amp diazed fuses |
2006-5-25 |
2008-1-08 |
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| use of fibers made from blast furnace slag to reinforce inorganic matrices such … |
2006-4-07 |
2007-12-11 |
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| use of fibers from blast furnace slag to produce fiber cement in the hatscheck … |
2006-4-07 |
2007-12-04 |
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| blast furnace pipe water sampling device for identification of faulty stave … |
2006-1-04 |
2007-10-02 |
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| telescopic corrector for hot strip mills |
2005-9-27 |
2007-7-03 |
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| refractory lining furnace cooler panel |
2005-9-02 |
2007-7-03 |
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| optimized process of recovery of gas generated in the blast oxygen of … |
2005-7-28 |
2007-3-13 |
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| PROCESS OF REUSE OF BLAST FURNACE SLAG FOR THE MANUFACTURE OF BLOCKS FOR CIVIL … |
2005-6-24 |
2018-4-03 |
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| process for increasing flat steel fabrication productivity by optimizing … |
2005-1-25 |
2006-10-17 |
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| Strip surface temperature control system on the hot strip finisher to prevent … |
2004-12-23 |
2007-1-09 |
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| reduced representative bulk sampling system and device between moving conveyor … |
2004-11-29 |
2006-7-04 |
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| safety system for operational and maintenance optimization of particulate … |
2004-11-29 |
2006-7-04 |
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| blast furnace slag fiber or ceramic wool and manufacturing process |
2004-11-26 |
2006-7-04 |
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| metal furnace for charcoal production from babassu coconut shell |
2004-11-12 |
2006-6-20 |
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| package with rimless capping system |
2004-10-26 |
2006-6-13 |
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| PROCESS OF ECONOMIC REAPPROVEMENT OF THE STEEL ESCORIA THROUGH ITS INERTIZATION … |
2004-10-15 |
2006-1-11 |
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| Corrosion prevention process of alumina - silicon carbide - carbon - aluminum … |
2004-3-15 |
2005-11-01 |
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| Corrosion prevention process of alumina - carbon - carbide - aluminum and … |
2004-3-15 |
2005-11-01 |
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| Method for tightness testing of the blast furnace windscreen assembly |
2004-3-12 |
2005-11-01 |
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| Increased gas retention capacity in demister equipment |
2003-11-04 |
2005-6-28 |
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| Device for depressurizing pig iron samplers |
2003-9-05 |
2005-6-28 |
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| Steelmaking slag reuse process in the blasting of metallic surfaces to obtain … |
2003-6-20 |
2005-3-29 |
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| Accelerated curing process of ld steelmaking slag |
2002-7-26 |
2004-6-01 |
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| Load balancing actuator |
2002-5-03 |
2004-3-09 |
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| Conveyor Belt Roller Exchange Device |
2002-4-16 |
2004-1-13 |
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| Metal bulk cargo bucket with automatic unloading device |
2001-6-18 |
2003-2-11 |
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| Self-supporting, zinc-plated, structured, mortar-coated panels, called … |
2001-5-29 |
2003-9-30 |
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| Rolling process of extra heavy steel sheets from slabs produced by continuous … |
2000-7-25 |
2002-2-26 |
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