C21C 5/34

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Showing 1 to 20 of 92 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9879916 Gas purging element and associated gas connection elementNov 11, 14Jan 30, 18REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG
9683272 Gas purging element and associated gas feed lineAug 07, 13Jun 20, 17REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG
9683273 Alloy refining methodsApr 10, 15Jun 20, 17ATI PROPERTIES LLC
9528766 Top submerged injecting lancesJun 27, 12Dec 27, 16OUTOTEC OYJ
9506123 Purge plugMar 15, 13Nov 29, 16VESUVIUS CRUCIBLE COMPANY
9469882 Refractory purging devicesNov 02, 12Oct 18, 16VESUVIUS CRUCIBLE COMPANY
9315875 Method of refining molten ironJul 19, 12Apr 19, 16JFE STEEL CORPORATION
9109838 Gas blowing nozzleJun 23, 11Aug 18, 15Shinagawa Refractories Co., Ltd.
9045805 Alloy refining methodsMar 12, 13Jun 02, 15ATI PROPERTIES LLC
8771400 Method for manufacturing molten ironMay 14, 10Jul 08, 14ISTC CO., LTD.
7942950 Method for controlling a molten metal bath bubbling in a metallurgical vessel and a device for carrying out said methodJun 14, 05May 17, 11ARCELORMITTAL FRANCE
7901482 Removal method of nitrogen in molten steelFeb 06, 07Mar 08, 11JFE STEEL CORPORATION
7524355 Nano-composite energetic powders prepared by arrested reactive millingNov 12, 04Apr 28, 09NEW JERSEY INSTITUTE OF TECHNOLOGY
6487905 Method and apparatus for detecting molten metal level in container for melting metallic materialApr 27, 01Dec 03, 02NISSEI PLASTIC INDUSTRIAL CO., LTD.
6039787 Process for reclaiming combustion residuesMay 15, 98Mar 21, 00HOLCIM LTD.
5885325 Process and apparatus for the manufacture of steelAug 18, 97Mar 23, 99USX CORPORATION, A CORP. OF DE
5733358 Process and apparatus for the manufacture of steel from iron carbideSep 11, 95Mar 31, 98PRAXAIR TECHNOLOGY, INC., USX CORPORATION, A CORP. OF DE,
5423900 Method for blowing oxidizing gases into molten metalOct 19, 93Jun 13, 95KCT TECHNOLOGIE GMBH
5328658 Method of refining chromium-containing steelAug 04, 93Jul 12, 94Daido Tokushuko Kabushiki Kaisha
5246482 Molten metal producing and refining methodSep 25, 91Sep 21, 93JP STEEL PLANTECH CO.

Showing 1 to 20 of 92 results