| Patents for C21C 1 - Refining of pig-iron; Cast iron (3,137) |
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| 10/07/2004 | US20040194940 Heat exchanger system used in steel making |
| 10/06/2004 | EP1463595A2 Inoculant pellet for late inoculation of cast iron |
| 10/06/2004 | EP1463594A2 Inoculation filter |
| 09/30/2004 | WO2004050224A3 Molten metal shaft coupling system |
| 09/23/2004 | WO2004081532A2 Inoculant-strainer with improved filtration effectiveness and inoculant dissolution |
| 09/21/2004 | US6793707 Inoculation filter |
| 09/16/2004 | WO2004070067A3 Microwave assisted continuous synthesis of manocrystalline powders and coatings using the polyol process |
| 09/16/2004 | US20040178546 Inoculant-strainer with improved filtration effectiveness and inoculant dissolution |
| 09/15/2004 | EP1457574A1 Method for pretreatment of molten iron and method for refining |
| 09/15/2004 | EP1456520A1 Gray cast iron for cylinder heads |
| 09/15/2004 | CN1528919A Method for desulfurizing melton iron using desulfurizing agent of containing-aluminium calcium-oxide group |
| 09/01/2004 | EP1452615A1 Method for reuse of steel sheet scrap |
| 08/31/2004 | US6783570 Method for determining the needed amount of structure modifying agent to be added to cast iron |
| 08/19/2004 | WO2004070067A2 Microwave assisted continuous synthesis of manocrystalline powders and coatings using the polyol process |
| 08/19/2004 | DE29825067U1 Schachtofen mit Injektordüse Shaft furnace with injector |
| 08/19/2004 | CA2515042A1 Microwave assisted continuous synthesis of nanocrystalline powders and coatings using the polyol process |
| 08/12/2004 | WO2004067785A1 Method for doping melts using metal capsules |
| 08/11/2004 | EP1445337A1 Method for dephsophorization of molten irona |
| 08/05/2004 | US20040151612 Nonmagnetic; wear resistance; toughness; steel |
| 08/03/2004 | US6770366 Cored wire for introducing additives into a molten metal bath |
| 07/28/2004 | EP1440748A1 Method of die casting spheroidal graphite cast iron |
| 07/15/2004 | WO2004042088B1 Reclaimed magnesium desulfurization agent |
| 07/15/2004 | DE10004910B4 Verfahren zur Bestimmung des Gehalts an Kohlenstoff und Silizium in geschmolzenem Eisen A method for determining the content of carbon and silicon in the molten iron |
| 06/30/2004 | EP1433549A1 Cast iron member manufacturing method |
| 06/24/2004 | WO2004009269A3 Method for securing an inoculating pellet to a filter and inoculation filter thus obtained |
| 06/17/2004 | WO2004050224A2 Molten metal shaft coupling system |
| 06/17/2004 | CA2506558A1 Molten metal shaft coupling system |
| 06/10/2004 | US20040108635 Molten metal shaft coupling system |
| 06/09/2004 | CN1502964A Method for correcting deformation of furnace casing |
| 06/03/2004 | US20040103755 comprises silicon-carbide enriched melt within charged cupola |
| 05/27/2004 | US20040100001 Mixer |
| 05/26/2004 | EP1421224A2 Polypeptides having cellobiohydrolase i activity and polynucleotides encoding same |
| 05/21/2004 | WO2004042090A1 Inmould process for the spheroidization and inoculation treatment of cast sg iron |
| 05/21/2004 | WO2004042089A1 Method for the production of corrosion-resistant steels and cast irons by alloying with a polymerized, fullerene-like carbon |
| 05/21/2004 | WO2004042088A1 Reclaimed magnesium desulfurization agent |
| 05/20/2004 | US20040093988 Comprising, based on the raw slag total weight, at least 45% in weight of CaO and less than 30% in weight of Fe2O3, overcoming the inconveniences of the prior art |
| 05/19/2004 | DE19962132C5 Verfahren zum Betrieb einer Kupolofenanlage und entsprechende Kupolofenanlage Method for operating a cupola cupola and corresponding |
| 05/12/2004 | EP1417355A1 Device for treatment of iron alloys in a vessel |
| 05/11/2004 | US6733565 Metal powders provide rapid dissolution of the alloy and improved heat transfer |
| 05/06/2004 | US20040083851 Reclaimed magnesium desulfurization agent |
| 04/29/2004 | WO2004007775A3 Direct melting and refining of metal oxide material |
| 04/20/2004 | US6723276 Scrap melter and impeller |
| 04/01/2004 | WO2003093514A3 Inoculation alloy against micro-shrinkage cracking for treating cast iron castings |
| 03/31/2004 | CN1485447A Process and apparatus of drop height refining |
| 03/25/2004 | WO2003000941A3 Polypeptides having cellobiohydrolase i activity and polynucleotides encoding same |
| 03/18/2004 | WO2004022791A1 Method for production of ductile iron |
| 03/17/2004 | CN1482260A Rolling bearing for supporting rotation of fish torpedo type tank of iron-mixing vehicle and load-bearing |
| 03/11/2004 | WO2004020677A1 Method of manufacturing low phosphorous hot metal |
| 03/11/2004 | WO2004020676A1 Method for refining and modifying iron-carbon melt |
| 03/04/2004 | US20040042925 Pretreating ladle with iron, magnesium, silicon alloy; supplying iron melt |
| 03/03/2004 | EP1165850B1 Method for predicting the microstructure of solidifying cast iron |
| 03/03/2004 | EP1141431B1 Method for determining the needed amount of structure modifying agent to be added to cast iron |
| 03/03/2004 | CN1479792A Desulphurizing molten iron |
| 03/03/2004 | CN1478905A Torpedo hot metal mixer car tank body dumper driving system |
| 02/26/2004 | WO2003100102A3 Metallurgical treatment method on a metal bath |
| 02/25/2004 | CN1478150A Desulphurizing molten iron |
| 02/25/2004 | CN1477223A Cast-iron alloy |
| 02/12/2004 | WO2004013358A1 Method for dephosphorization of molten iron |
| 02/12/2004 | US20040025980 Method for producing spheroidal graphite cast iron |
| 02/10/2004 | US6689310 Molten metal degassing device and impellers therefor |
| 02/05/2004 | WO2003054372A8 Gray cast iron for cylinder heads |
| 02/05/2004 | DE10233732A1 Gusseisenlegierung Cast iron alloy |
| 02/04/2004 | EP1386976A1 Cast iron |
| 02/04/2004 | CN1473203A 精炼剂以及精炼方法 Refining agent and refining methods |
| 01/29/2004 | WO2004009269A2 Method for securing an inoculating pellet to a filter and inoculation filter thus obtained |
| 01/29/2004 | US20040018111 Cast iron alloy |
| 01/27/2004 | CA2280168C Vessel for metallurgical purposes |
| 01/22/2004 | WO2004007775A2 Direct melting and refining of metal oxide material |
| 01/22/2004 | DE10228426A1 Verfahren zum Einbringen von Magnesium in eine Gußeisenschmelze Method for introducing magnesium into a molten cast iron |
| 01/08/2004 | US20040003648 Determination of carbon and silicon contents in molten iron |
| 01/07/2004 | CN1465732A Technological method for smelting silicon base low rareearth calcium, baryum alloy liquid by mineral heating furnace, and producing rareearth nodulizer of ladle magnesium pressing |
| 01/07/2004 | CN1465731A High-effect composite powder nodulizer and technological method thereof |
| 01/02/2004 | EP1373582A2 Carrier material and desulfurization agent for desulfurizing iron |
| 12/24/2003 | WO2003106717A1 Method of reagents injection into the melt, metal melt stirring and device for its implementation |
| 12/24/2003 | WO2003057389A3 Inoculant pellet for late inoculation of cast iron |
| 12/24/2003 | WO2003057388A3 Inoculation filter |
| 12/17/2003 | EP1370501A1 Method for oxidizing treatment of steel plant slag to obtain cement-based materials |
| 12/17/2003 | CN1461812A Method and device for pretreating metal iron using torpedo hot metal mixer car diversified composite jetting method |
| 12/17/2003 | CN1131328C Production method for porous metal body |
| 12/04/2003 | WO2003100107A1 Method for production and forming of cast pieces of spheroidal graphite with improved mechanical properties |
| 12/04/2003 | WO2003100102A2 Metallurgical treatment method on a metal bath |
| 12/04/2003 | CA2485633A1 Metallurgical treatment method on a metal bath |
| 11/13/2003 | WO2003093514A2 Inoculation alloy against micro-shrinkage cracking for treating cast iron castings |
| 11/13/2003 | CA2484036A1 Inoculation alloy against micro-shrinkage cracking for treating cast iron castings |
| 10/28/2003 | US6638337 Method of introducing additives in steelmaking |
| 10/22/2003 | EP1153143B1 Desulphurizing mixture based on calcium carbide and/or lime |
| 10/16/2003 | WO2003085141A1 Method and device for producing carbon steels or stainless steels by blowing high-phosphorus pig iron in an electric arc furnace or in a converter vessel |
| 10/16/2003 | WO2003085140A1 Method and installation for producing stainless steel, especially high-quality steel containing chromium or nickel chromium |
| 10/15/2003 | CN1448521A Method for removing manganese in cast iron molten liquid and method for manufacturing nodular graphite cast iron |
| 10/15/2003 | CN1124356C Method for proedicting the microstructure of solidifying cast iron |
| 10/09/2003 | WO2003083145A1 Method for feeling steel |
| 10/09/2003 | WO2003083143A1 Method for removing manganese in molten cast iron and method for producing spheroidal graphite cast iron |
| 10/01/2003 | CN1122729C Method for determining the microstructure of cast iron in solidifying |
| 09/25/2003 | US20030177864 Method for manufacturing hot metal desulfurizing agent and apparatus for same |
| 09/24/2003 | EP1070147B1 METHOD OF MAKING Mg TREATED IRON WITH IMPROVED MACHINABILITY |
| 09/24/2003 | CN2574807Y Container shell body perforated saddle shaped groove processing machine |
| 09/24/2003 | CN1122113C High strength crankshaft of alloy and nodelar cast iron and its production process |
| 09/17/2003 | CN1121600C Method and apparatus for repairing inner liner of hot iron mixer |
| 09/02/2003 | US6613119 Inoculant pellet for late inoculation of cast iron |
| 08/28/2003 | WO2003070989A1 Converter used in the magnesium treatment of cast iron melts |