B21B 1/12

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9126247 Outer panel for pillar of vehicle, and method and rolling apparatus for manufacturing the sameDec 09, 13Sep 08, 15HYUNDAI MOTOR COMPANY
5671630 Method for rolling Z-section sheet pilesNov 29, 95Sep 30, 97ARCELORMITTAL BELVAL & DIFFERDANGE
5626044 Method of producing steel bars from billetsMay 19, 95May 06, 97Not available
5343726 Rolling train for rolling girder sectionsOct 02, 92Sep 06, 94Mannesmann AG
5284042 Method to obtain sections and/or bars in the cold state, and sections and/or bars thus obtainedMay 18, 92Feb 08, 94DANIELI & C. OFFICINE MECCANICHE S.P.A.
5272899 Method and apparatus for hot roll forming inside U-shaped channel sectionSep 17, 92Dec 28, 93McDonald Steel Corp.
5121622 Method for rolling structural steel in a compact rolling millApr 17, 91Jun 16, 92SMS SIEMAG AKTIENGESELLSCHAFT
5060498 Section steel straightener with adjustable roller widthAug 28, 90Oct 29, 91KAWASAKI STEEL CORPORATION
5040399 Method of fabricating box section from steel with walls that differ in thicknessJun 29, 90Aug 20, 91Hoechst Aktiengesellschaft
4942753 Process and apparatus for rolling structural shapesFeb 15, 89Jul 24, 90Salzgitter AG, Stahlwerke Peine-Salzgitter AG,
4710268 Method for regulating the pressure of blow-through discharge steam from a reboiler of process steam produced during production of mechanical pulpJun 20, 86Dec 01, 87KVAERNER PULPING TECHNOLOGIES AB, KAMYR AB, KARLSTAD,
4578979 Method of producing a strip having a non-uniform cross section by a rolling processAug 26, 83Apr 01, 86HITACHI CABLE, LTD.
4381658 Method of I-section rolling in continuous millJan 26, 81May 03, 83Not available
4367642 Method of producing H-beamsAug 14, 81Jan 11, 83KAWASAKI STEEL CORPORATION
4322962 Method of producing H-beamsSep 11, 79Apr 06, 82KAWASAKI STEEL CORPORATION
4295354 Method for producing beam blank for large size H-beam from flat slabAug 29, 79Oct 20, 81SUMITOMO METAL INDUSTRIES, LTD.
4294099 Rolling mill trainOct 10, 79Oct 13, 81SMS SIEMAG AKTIENGESELLSCHAFT
4291564 Method of and apparatus for rolling sheet steel profiles of different cross-sectional shape in universal beam rolling mill trainsDec 17, 79Sep 29, 81SMS SIEMAG AKTIENGESELLSCHAFT