Inland Steel Company

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5858135 Method for cold rolling and annealing strip cast stainless steel stripExpiredJul 29, 97Jan 12, 99[C21D, C22C]
5837328 Method for providing in-line application of solid lubricant to steel stripExpiredSep 27, 96Nov 17, 98[B05D]
5695001 Electromagnetic confining dam for continuous strip casterExpiredMar 20, 96Dec 09, 97[B22D]
5620513 In-line application of solid lubricant to steel stripExpiredMay 08, 95Apr 15, 97[B05C]
5616367 In-line application of solid lubricant to steel stripExpiredNov 15, 95Apr 01, 97[B05D]
5562152 Strip casting apparatus with electromagnetic confining damExpiredAug 09, 95Oct 08, 96[B22D]
5555756 Method of lubricating steel strip for cold rolling, particularly temper rollingExpiredJan 24, 95Sep 17, 96[B21B]
5554233 Cold deformable, high strength, hot rolled bar and method for producing sameExpiredJun 06, 95Sep 10, 96[C21D, C22C]
5520373 Steelmaking degassing apparatusExpiredApr 13, 95May 28, 96[C21C]
5520718 Steelmaking degassing methodExpiredSep 02, 94May 28, 96[C21C]
5513692 Electromagnetic confinement of molten metal with conduction current assistanceExpiredMar 31, 94May 07, 96[B22D]
5495886 Apparatus and method for sidewall containment of molten metal with vertical magnetic fieldsExpiredApr 29, 94Mar 05, 96[B22D]
5494095 Apparatus for continuous casting of molten steelExpiredDec 08, 94Feb 27, 96[B22D]
5487421 Strip casting apparatus with electromagnetic confining damExpiredJun 22, 94Jan 30, 96[B22D]
5382405 Method of manufacturing a shaped article from a powdered precursorExpiredSep 03, 93Jan 17, 95[H05B, B22F]
5379828 Apparatus and method for continuous casting of molten steelExpiredDec 27, 93Jan 10, 95[B22D]
5352430 Method of manufacturing intercalation compoundsExpiredJul 17, 92Oct 04, 94[C01B]
5338009 Tundish for molten alloy containing dense, undissolved alloying ingredientExpiredNov 10, 93Aug 16, 94[B22D]
5279350 Apparatus and method for magnetically confining molten metal using concentrating finsExpiredMar 22, 93Jan 18, 94[B22D]
5251685 Apparatus and method for sidewall containment of molten metal with horizontal alternating magnetic fieldsExpiredAug 05, 92Oct 12, 93[B22D]

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