Class F27D : DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
Subclass 3/10: Charging; Discharging; Manipulation of charge (conveying systems characterised by their application for specified purposes not otherwise provided for B65G 49/00; moving charge through a furnace F27B 9/14) Charging directly from hoppers or shoots
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12145895 | Sorting device | Apr 04, 18 | Nov 19, 24 | TAIHEIYO ENGINEERING CORPORATION TAIHEIYO CEMENT CORPORATION |
| 12098437 | Method for charging raw materials into blast furnace | Mar 04, 19 | Sep 24, 24 | JFE Steel Corporation |
| 11971218 | Automatic charging apparatus for a furnace | Sep 01, 23 | Apr 30, 24 | ZHEJIANG HAILIANG CO., LTD. |
| 11940215 | Blast furnace apparatus and operation method for blast furnace | Mar 25, 19 | Mar 26, 24 | JFE Steel Corporation |
| 11859907 | Vessel for containing direct reduced iron | Dec 04, 19 | Jan 02, 24 | Danieli & C. Officine Meccaniche SpA; HYL TECHNOLOGIES S.A. DE C.V.; |
| 11680748 | Method for charging raw materials into blast furnace | Mar 04, 19 | Jun 20, 23 | JFE Steel Corporation |
| 11566844 | Delivery device for blast furnace | Apr 08, 19 | Jan 31, 23 | Danieli & C. Officine Meccaniche S.p.A. |
| 11512899 | Blast furnace apparatus and operation method for blast furnace | Mar 25, 19 | Nov 29, 22 | JFE Steel Corporation |
| 11326835 | In-feed hopper and meter for carbon-based feedstock processing system | Dec 05, 18 | May 10, 22 | CLEAN ENERGY TECHNOLOGY ASSOCIATION, INC. |
| 11199359 | Sealing valve arrangement for a shaft furnace charging installation | Nov 08, 17 | Dec 14, 21 | Paul Wurth SA |
| 11167347 | Apparatus and method for feeding material | Aug 24, 17 | Nov 09, 21 | POSCO |
| 11142803 | Blast furnace stockhouse arrangement | Dec 21, 16 | Oct 12, 21 | Paul Wurth SA |
| 10823507 | Material hopper, in particular for a blast furnace | Sep 18, 17 | Nov 03, 20 | Paul Wurth SA |
| 10823506 | Installation for distributing pulverulent substance by pneumatic transportation, comprising a device for depressurizing a pressurized reservoir in which said substance is stored | Jul 03, 13 | Nov 03, 20 | Paul Wurth SA |
| 10605531 | Method and arrangement for feeding feed material from a bin for feed material into a furnace space of a smelting furnace | Apr 07, 14 | Mar 31, 20 | OUTOTEC (FINLAND) OY |
| 10571193 | Reduced iron production method and device | Jan 21, 16 | Feb 25, 20 | Kobe Steel, Ltd. |
| 10473400 | Dispersion apparatus | Oct 17, 14 | Nov 12, 19 | HATCH PTY LTD |
| 10415884 | Overflow molten metal transfer pump with gas and flux injection | May 14, 14 | Sep 17, 19 | Pyrotek Inc. |
| 10415107 | Method for loading and depositing loaded material in blast furnace, loaded material surface detection device, and method for operating blast furnace | Oct 31, 14 | Sep 17, 19 | WADECO CO., LTD. |
| 10407310 | System for reducing agglomeration during annealing of flowable, finely divided solids | Jan 26, 17 | Sep 10, 19 | REC Silicon Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0077,255 | METHOD FOR OPERATING A BLAST FURNACE PLANT | Jan 20, 22 | Mar 07, 24 | Not available |
| 2024/0052,439 | METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE | Oct 25, 23 | Feb 15, 24 | JFE Steel Corporation |
| 2023/0113,814 | METAL MATERIAL SUPPLY DEVICE | Mar 03, 21 | Apr 13, 23 | AISIN TAKAOKA CO., LTD. |
| 2022/0290,922 | SEAL VALVE FOR A PCI SYSTEM OF A BLAST FURNACE | Jul 23, 20 | Sep 15, 22 | Not available |
| 2022/0236,008 | IN-FEED HOPPER AND METER FOR CARBON-BASED FEEDSTOCK PROCESSING SYSTEM | Apr 14, 22 | Jul 28, 22 | CLEAN ENERGY TECHNOLOGY ASSOCIATION, INC. |
| 2021/0041,172 | BLAST FURNACE APPARATUS AND OPERATION METHOD FOR BLAST FURNACE | Mar 25, 19 | Feb 11, 21 | JFE Steel Corporation |
| 2019/0219,335 | MATERIAL HOPPER, IN PARTICULAR FOR A BLAST FURNACE | Sep 18, 17 | Jul 18, 19 | Not available |
| 2015/0204,610 | INSTALLATION FOR DISTRIBUTING PULVERULENT SUBSTANCE BY PNEUMATIC TRANSPORTATION, COMPRISING A DEVICE FOR DEPRESSURIZING A PRESSURIZED RESERVOIR IN WHICH SAID SUBSTANCE IS STORED | Jul 03, 13 | Jul 23, 15 | PAUL WURTH S.A. |
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