C21D 1/19

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9988700 High-strength steel sheet and high-strength galvanized steel sheet excellent in shape fixability, and manufacturing method thereofJul 27, 12Jun 05, 18Nippon Steel & Sumitomo Metal Corporation
9856548 Process for manufacturing steel sheet having very high strength, ductility and toughness characteristics, and sheet thus producedFeb 14, 07Jan 02, 18ARCELORMITTAL FRANCE
9850846 Cylinder liner and method of forming the sameJan 28, 15Dec 26, 17ZYNP INTERNATIONAL CORP.
9694561 High strength steel sheet and high strength galvanized steel sheet excellent in shapeability and methods of production of sameJul 27, 12Jul 04, 17NIPPON STEEL & SUMITOMO METAL CORPORATION
9670787 Ti—Al-based heat-resistant memberMar 23, 15Jun 06, 17DAIDO STEEL CO., LTD.
9657364 High strength hot rolled steel sheet for line pipe use excellent in low temperature toughness and ductile fracture arrest performance and method of production of sameJul 11, 14May 23, 17NIPPON STEEL & SUMITOMO METAL CORPORATION
9650708 High-strength flat steel product and method for producing sameMay 16, 12May 16, 17THYSSENKRUPP STEEL EUROPE AG
9593389 Steel wire rod for bearing steel, manufacturing method of steel wire rod for bearing steel, heat treatment method of steel bearing, steel bearing and soaking method of bearing steelDec 12, 08Mar 14, 17POSCO
9546408 Quenching method for steel pipeMar 13, 12Jan 17, 17NIPPON STEEL & SUMITOMO METAL CORPORATION
9534268 Method for manufacturing a hot press-hardened component and use of a steel product for manufacturing a hot press-hardened componentJun 17, 10Jan 03, 17OUTOKUMPU NIROSTA GMBH
9487843 Method for producing a bearing ringJan 12, 12Nov 08, 16NTN CORPORATION
9481023 Methods of thermo-mechanically processing tool steel and tools made from thermo-mechanically processed tool steelsDec 29, 14Nov 01, 16DAYTON PROGRESS CORPORATION
9243305 Method for producing a bearing ringJan 12, 12Jan 26, 16NTN CORPORATION
9045817 Heat treated galvannealed steel material and a method for its manufactureJul 23, 10Jun 02, 15NIPPON STEEL & SUMITOMO METAL CORPORATION
8968495 Methods of thermo-mechanically processing tool steel and tools made from thermo-mechanically processed tool steelsFeb 13, 09Mar 03, 15DAYTON PROGRESS CORPORATION
8845831 Heat treatment methodFeb 02, 09Sep 30, 14DENKI KOGYO COMPANY, LIMITED
8389127 Hot formed part, and method of making a hot formed partOct 27, 09Mar 05, 13BENTELER AUTOMOBILTECHNIK GMBH
6306230 Process for the production of hardened parts of steelMay 17, 99Oct 23, 01SKF GmbH
5047093 Heat treatment of Alloy 718 for improved stress corrosion cracking resistanceJun 09, 89Sep 10, 91THE BABCOCK & WILCOX COMPANY
4548653 Cast cold rolling roll and its method of manufactureJan 05, 84Oct 22, 85USINOR