C21C 5/00

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9909810 Immersion device for molten metal and steelmaking methodJun 09, 16Mar 06, 18HERAEUS ELECTRO-NITE INTERNATIONAL N.V.
9869002 Method for manufacturing duplex stainless steel sheet having reduced inclusionsDec 08, 15Jan 16, 18POSCO
9732393 Blowing spear for fabrication of metals and maintenance of loading and blowing operational conditionsJul 08, 13Aug 15, 17LUMAR METALS LTDA.
9663838 Metal recovery methodJul 25, 13May 30, 17NISSHIN STEEL CO., LTD.
9650688 Method of recovering Fe from steel-making slagMar 28, 14May 16, 17INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
9612027 Cooling system for forming a mist and methods of repairing or replacing a component thereofJan 16, 14Apr 04, 17CIM TECHNOLOGY INC.
9599400 Apparatus and method to feed and preheat a metal charge to a melting furnaceMar 07, 13Mar 21, 17DANIELI & C. OFFICINE MECCANICHE S.P.A.
9581398 Heat exchangerJan 28, 15Feb 28, 17KEIHIN THERMAL TECHNOLOGY CORPORATION
9458518 Starting a smelting processDec 06, 12Oct 04, 16TECHNOLOGICAL RESOURCES PTY. LIMITED
9347108 Advanced technology for iron-chrome alloys production and related plantFeb 25, 14May 24, 16Not available
9103007 Zinc-modified ferritic stainless steels and manufacturing method thereofJan 29, 13Aug 11, 15NATIONAL TSING HUA UNIVERSITY
8888888 Method and a control system for controlling a melting processJan 17, 14Nov 18, 14ABB RESEARCH LTD.
8778257 Heat exchangerJan 26, 11Jul 15, 14AUCKLAND UNISERVICES LIMITED
8216954 Taphole fill material and method for manufacturing the sameNov 03, 11Jul 10, 12Edw. C. Levy Co., MELT SOLUTIONS, L.L.C.,
8172922 Method and device for the continuous production of steel using metal charge materialFeb 11, 11May 08, 12SMS SIEMAG AKTIENGESELLSCHAFT
8017068 Inducing swirl in a gas flowDec 14, 07Sep 13, 11TECHNOLOGICAL RESOURCES PTY. LIMITED
8002871 Methods and apparatus for an oxygen furnace quality control systemFeb 01, 08Aug 23, 11HONEYWELL INTERNATIONAL INC.
7901617 Heat exchangerMay 16, 05Mar 08, 11AUCKLAND UNISERVICES LIMITED
7727304 Smelting process for the production of ironJan 20, 04Jun 01, 10OUTOTEC OYJ
7674317 Methods of using tires and scrap rubber in the manufacture and melting of steel and other metalsJun 23, 09Mar 09, 10Not available

Showing 1 to 20 of 34 results