C21B 3/02

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9920995 Sand dispensing system and method of dispensing sand into a metal making furnaceOct 31, 14Mar 20, 18Not available
9581387 Method for iron-making with full oxygen and hydrogen-rich gas and equipment thereofFeb 13, 15Feb 28, 17CENTRAL IRON AND STEEL RESEARCH INSTITUTE, SHANDONG COKING GROUP CO., LTD., SHANDONG TIEXIONG METALLURGICAL TECHNOLOGY CO., LTD.,
9505076 Auxiliary shielding gas filter for a welding apparatusJan 25, 12Nov 29, 16ILLINOIS TOOL WORKS INC.
9404165 Producing of pig iron from iron-containing materialsAug 22, 13Aug 02, 16HOFFMAN & SONS TECHNOLOGIES, LLC
9203126 Method for recovering valuable metalsAug 12, 14Dec 01, 15SUMITOMO METAL MINING CO., LTD.
9187791 Shallow metallurgical wire injection method and related depth controlJul 02, 13Nov 17, 15SPECIALTY MINERALS (MICHIGAN) INC.
9023126 Additive for treating resulphurized steelMar 03, 09May 05, 15Affival
8969236 Process and catalyst for production of mixed alcohols from synthesis gasNov 01, 11Mar 03, 15THE UNIVERSITY OF WYOMING RESEARCH CORPORATION D/B/A WESTERN RESEARCH INSTITUTE
8900535 Production of zinc sulphate concentrates from a dilute zinc sulphate solutionJan 07, 11Dec 02, 14BARRICK GOLD CORPORATION
8871004 Methods for agglomerating oresAug 02, 10Oct 28, 14UNIVERSITY OF UTAH
8834747 Compositions containing tin nanoparticles and methods for use thereofMar 03, 11Sep 16, 14LOCKHEED MARTIN CORPORATION
8728194 Method for controlling foamed slag in a stainless melt in an electronic arc furnaceAug 07, 09May 20, 14SMS SIEMAG AKTIENGESELLSCHAFT
8709128 Process for production of direct reduced ironSep 22, 09Apr 29, 14LUOSSAVAARA-KIIRUNAVAARA AB
8603215 Composition of amorphous iron oxide hydroxide, desulfurizer comprising the same, and methods for preparing and regenerating the desulfurizerApr 29, 10Dec 10, 13Beijing Sanju Environmental Protection and New Material Co., Ltd.
8551905 Metal-carbon compositionsNov 15, 12Oct 08, 13Third Millennium Materials, LLC
8546292 Metal-carbon compositionsNov 15, 12Oct 01, 13Third Millennium Materials, LLC
8541335 Metal-carbon compositionsNov 15, 12Sep 24, 13Third Millennium Materials, LLC
8541336 Metal-carbon compositionsNov 15, 12Sep 24, 13Third Millennium Materials, LLC
8435442 System for decreasing amount of organic solution in the liquid-liquid extraction processMay 12, 09May 07, 13OUTOTEC OYJ
8349759 Metal-carbon compositionsFeb 04, 11Jan 08, 13Third Millennium Materials, LLC

Showing 1 to 20 of 43 results