Class C21D : MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS
Subclass 1/34: General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B) Methods of heating (C21D 1/06 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12258649 | High-resistance steel strip comprising a temperature homogenisation chamber | Dec 07, 23 | Mar 25, 25 | DREVER INTERNATIONAL S.A.; John Cockerill SA; |
| 12234558 | Apparatus, compositions, and methods for stainless-coated steel reinforcement bar | Jul 08, 22 | Feb 25, 25 | Not available |
| 12203147 | Method and system for heating a part with infrared energy | Sep 18, 23 | Jan 21, 25 | Not available |
| 12163200 | Shield for heat treating a plate workpiece | Nov 28, 22 | Dec 10, 24 | GEDIA GEBRUEDER DINGERKUS GMBH |
| 12134118 | Workpiece transport unit, hot pressing equipment, workpiece transport method, and hot pressing method | May 29, 20 | Nov 05, 24 | 501 Nippon Steel Corporation |
| 12072150 | Heating furnace | Apr 11, 19 | Aug 27, 24 | NIPPON STEEL TEXENG. CO., LTD. |
| 11923116 | Grain-oriented electrical steel sheet and method of producing same | Nov 21, 19 | Mar 05, 24 | JFE Steel Corporation |
| 11898214 | Method and system for heat treating a workpiece | Feb 26, 21 | Feb 13, 24 | ETXE-TAR, S.A. |
| 11891673 | Method of press-hardening a hot-shapable plate | Jun 09, 21 | Feb 06, 24 | BILSTEIN GMBH & CO. KG |
| 11821053 | System for conditioning material using a laser and method thereof | Jun 30, 16 | Nov 21, 23 | Magna International Inc. |
| 11795535 | Aluminum-based coating for flat steel products for press mold hardening components, and method for producing same | Dec 27, 19 | Oct 24, 23 | SALZGITTER FLACHSTAHL GMBH |
| 11788165 | Hot-band annealing equipment, hot-band annealing method and descaling method for Si-containing hot rolled steel sheet | Oct 20, 21 | Oct 17, 23 | JFE Steel Corporation |
| 11781198 | Temperature control device for the temperature control of a component | Dec 07, 16 | Oct 10, 23 | Ebner Industrieofenbau GmbH |
| 11761055 | Method for heating a metal casting using infrared energy | Aug 03, 20 | Sep 19, 23 | Not available |
| 11731015 | Method for manufacturing golf putter clubhead, golf putter club head, and golf putter | May 07, 21 | Aug 22, 23 | Not available |
| 11724299 | Method for straightening of a FeCrAl alloy tube | Dec 21, 18 | Aug 15, 23 | Sandvik Intellectual Property AB |
| 11708620 | Far-infrared radiation multi-stage type heating furnace for steel sheets for hot stamping | May 28, 15 | Jul 25, 23 | NIPPON STEEL & SUMIKIN TEXENG. CO., LTD. |
| 11688551 | Method for producing metal foils | Jan 19, 21 | Jun 27, 23 | 501 Toyota Jidosha Kabushiki Kaisha |
| 11668528 | Transmitting and detecting light with optical fiber during sintering | Jan 04, 19 | Jun 06, 23 | Hewlett-Packard Development Company, L.P. |
| 11667988 | Hot stamped component, precoated steel sheet used for hot stamping and hot stamping process | Jun 17, 22 | Jun 06, 23 | Ironovation Materials Technology Co., Ltd. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0019,783 | PROCESS AND SYSTEM FOR AUSTEMPERING METAL WORKPIECES | Nov 24, 22 | Jan 16, 25 | ALD Vacuum Technologies GmbH |
| 2024/0342,753 | METHODS FOR SELF-ASSEMBLING MONOLAYERS TO MITIGATE HYDROGEN PERMEATION | Apr 12, 23 | Oct 17, 24 | Not available |
| 2024/0280,322 | APPARATUS AND METHOD FOR METALLURGICAL HEAT-TREATMENT | Jan 17, 24 | Aug 22, 24 | Rolls Royce plc |
| 2024/0084,414 | METHOD FOR PRODUCING A FORMED COMPONENT FROM A STEEL BLANK, USE OF SUCH A COMPONENT, AND CORRESPONDING BLANK AND COMPONENT | Jan 20, 22 | Mar 14, 24 | Not available |
| 2023/0046,285 | RADIANT TUBE APPARATUS AND METHOD FOR MANUFACTURING SAME | Nov 25, 20 | Feb 16, 23 | POSCO; RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY; |
| 2022/0258,281 | METHOD AND SYSTEM FOR HEATING USING AN ENERGY BEAM | May 28, 20 | Aug 18, 22 | Not available |
| 2019/0144,961 | REAL-TIME CONTROL OF THE HEATING OF A PART BY A STEEL FURNACE OR HEAT TREATMENT FURNACE | Apr 28, 17 | May 16, 19 | Not available |
| 2018/0274,048 | Heat Treatment Method And Equipment For Mass Processing Of Components And/Or Assembly Of Components | Mar 21, 18 | Sep 27, 18 | Not available |
| 2018/0265,944 | PARTIAL RADIATION HEATING METHOD FOR PRODUCING PRESS HARDENED PARTS AND ARRANGEMENT FOR SUCH PRODUCTION | Oct 14, 16 | Sep 20, 18 | Not available |
| 2018/0142,316 | METHOD FOR REPAIRING DEFECTS ON HOT PARTS OF TURBOMACHINES THROUGH HYBRID HOT ISOSTATIC PRESSING (HIP) PROCESS | Oct 30, 17 | May 24, 18 | Not available |
| 2018/0127,842 | BAINITIC STEEL MATERIALS AND METHODS OF MAKING SUCH MATERIALS | Jan 10, 18 | May 10, 18 | Not available |
| 2018/0119,238 | Laser Ablation and Processing Methods and Systems | Dec 29, 17 | May 03, 18 | Not available |
| 2018/0085,830 | GRAIN BOUNDARY ENGINEERING FOR ADDITIVE MANUFACTURING | Sep 28, 16 | Mar 29, 18 | Not available |
| 2017/0292,169 | CONTROLLED DEFORMATIONS IN METALLIC PIECES | Sep 22, 15 | Oct 12, 17 | AUTOTECH ENGINEERING A.I.E. |
| 2017/0175,218 | FAR-INFRARED RADIATION HEATING FURNACE FOR STEEL SHEET FOR HOT STAMPING | May 28, 15 | Jun 22, 17 | Kabushiki Kaisha Showa Seisakusho, NIPPON STEEL & SUMIKIN TEXENG. CO., LTD., |
| 2015/0377,556 | INFRARED FURNACE, INFRARED HEATING METHOD AND STEEL PLATE MANUFACTURED BY USING THE SAME | Jan 30, 14 | Dec 31, 15 | AISIN TAKAOKA CO., LTD. |
| 2015/0343,560 | APPARATUS AND METHOD FOR CONTROLLED LASER HEATING | Jun 02, 14 | Dec 03, 15 | FractureLab, LLC |
| 2015/0267,273 | METHOD OF MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET EXHIBITING LOW IRON LOSS | Oct 29, 13 | Sep 24, 15 | JFE STEEL CORPORATION |
| 2015/0184,271 | High frequency heat treatment material and method of manufacturing gear using the same | Dec 30, 14 | Jul 02, 15 | HYUNDAI DYMOS INCORPORATED |
| 2015/0187,474 | GRAIN-ORIENTED ELECTRICAL STEEL SHEET FOR IRON CORE AND METHOD OF MANUFACTURING THE SAME | Aug 29, 13 | Jul 02, 15 | JFE STEEL CORPORATION |
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