| 2025/0109,908 | HIGH TEMPERATURE SINTERING FURNACE SYSTEMS AND METHODS | Oct 15, 24 | Apr 03, 25 | Not available |
| 2024/0167,767 | HIGH TEMPERATURE SINTERING FURNACE SYSTEMS AND METHODS | Mar 25, 22 | May 23, 24 | Not available |
| 2023/0251,036 | METHOD FOR CONTROLLING HOT METAL TEMPERATURE, OPERATION GUIDANCE METHOD, METHOD FOR OPERATING BLAST FURNACE, METHOD FOR PRODUCING HOT METAL, DEVICE FOR CONTROLLING HOT METAL TEMPERATURE, AND OPERATION GUIDANCE DEVICE | Jun 14, 21 | Aug 10, 23 | JFE Steel Corporation |
| 2021/0190,426 | BLAST FURNACE APPARATUS AND OPERATION METHOD FOR BLAST FURNACE | Mar 25, 19 | Jun 24, 21 | JFE Steel Corporation |
| 2015/0218,666 | BLAST FURNACE INSTALLATION | Sep 05, 13 | Aug 06, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 2015/0184,939 | BLAST FURNACE INSTALLATION | Sep 05, 13 | Jul 02, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 2015/0102,537 | METHOD AND ARRANGEMENT FOR REMOVING OUTGROWTH IN A SUSPENSION SMELTING FURNACE | May 08, 13 | Apr 16, 15 | OUTOTEC (FINLAND) OY |
| 2014/0361,472 | METHOD AND DEVICE FOR OPERATING A SMELTING REDUCTION PROCESS | Aug 21, 14 | Dec 11, 14 | PRIMETALS TECHNOLOGIES AUSTRIA GMBH |
| 2014/0291,582 | METHOD FOR THE CLOSED-CELL EXPANSION OF MINERAL MATERIAL | Oct 04, 12 | Oct 02, 14 | BINDER + CO AG |
| 2012/0217,684 | METHOD FOR OPERATING A SHAFT FURNACE, AND SHAFT FURNACE OPERABLE BY THAT METHOD | Apr 05, 12 | Aug 30, 12 | THYSSENKRUPP AT.PRO TEC GMBH |
| 2012/0064,472 | VERTICAL-TYPE HEAT TREATMENT APPARATUS | Sep 06, 11 | Mar 15, 12 | TOKYO ELECTRON LIMITED |
| 2011/0283,837 | METHOD AND DEVICE FOR OPERATING A SMELTING REDUCTION PROCESS | Sep 29, 09 | Nov 24, 11 | PRIMETALS TECHNOLOGIES AUSTRIA GMBH |
| 2011/0008,742 | MULTI-CHAMBER HEAT TREATMENT DEVICE AND TEMPERATURE CONTROL METHOD | Nov 14, 08 | Jan 13, 11 | IHI CORPORATION |
| 2010/0251,855 | SHAFT FURNACE AND METHOD FOR OPERATING A FURNACE | Jun 17, 08 | Oct 07, 10 | THYSSENKRUPP AT.PRO TEC GMBH |
| 2007/0157,672 | Method of fiberizing molten glass | Jan 10, 06 | Jul 12, 07 | JOHNS MANVILLE |
| 2007/0151,298 | Vapor axial deposition apparatus and method for fabricating soot preform using the same | Jul 20, 06 | Jul 05, 07 | SAMSUNG ELECTRONICS CO., LTD. |
| 2007/0084,248 | Vapor axial deposition apparatus and vapor axial deposition method | Sep 06, 06 | Apr 19, 07 | THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK, LTD., SAMSUNG ELECTRONICS CO., LTD., |
| 2006/0191,293 | Furnace and process for drawing radiation resistant optical fiber | Feb 28, 06 | Aug 31, 06 | WEATHERFORD/LAMB, INC. |
| 2002/0115,035 | RADIATION FURNACE WITH INDEPENDENTLY CONTROLLED HEATING ELEMENTS | Feb 16, 01 | Aug 22, 02 | DELPHI TECHNOLOGIES, INC. |