Class F27B : FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
Subclass 1/20: Shaft or like vertical or substantially vertical furnaces (for preheating, burning, calcining or cooling lime, magnesia or dolomite C04B 2/12) Details, accessories, or equipment peculiar to furnaces of these types Arrangement of devices for charging
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12098437 | Method for charging raw materials into blast furnace | Mar 04, 19 | Sep 24, 24 | JFE Steel Corporation |
| 11940215 | Blast furnace apparatus and operation method for blast furnace | Mar 25, 19 | Mar 26, 24 | JFE Steel Corporation |
| 11859905 | Device for producing expanded granulated material | Aug 21, 20 | Jan 02, 24 | Omya International AG |
| 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. |
| 11542565 | Charging system, in particular for a shaft smelt reduction furnace | Dec 06, 18 | Jan 03, 23 | Paul Wurth SA |
| 11199359 | Sealing valve arrangement for a shaft furnace charging installation | Nov 08, 17 | Dec 14, 21 | Paul Wurth SA |
| 11142803 | Blast furnace stockhouse arrangement | Dec 21, 16 | Oct 12, 21 | Paul Wurth SA |
| 10947125 | Furnace and method for operating a furnace | Mar 03, 17 | Mar 16, 21 | MAERZ OFENBAU AG; THYSSENKRUPP AG; |
| 10852065 | Method for controlling the suspension in a suspension smelting furnace | May 12, 17 | Dec 01, 20 | OUTOTEC (FINLAND) OY |
| 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 |
| 10767930 | Charging installation of a metallurgical reactor | Jun 04, 15 | Sep 08, 20 | Paul Wurth SA |
| 10697033 | Device for delivering filler material into a blast furnace | Jul 29, 16 | Jun 30, 20 | Danieli & C. Officine Meccaniche S.p.A. |
| 10670339 | Device for cooling a shaft furnace distribution chute support journals | Oct 21, 15 | Jun 02, 20 | PAUL WORTH S.A. |
| 10648737 | Heat protection assembly for a charging installation of a metallurgical reactor | Jun 04, 15 | May 12, 20 | Paul Wurth SA |
| 10611686 | Method and device for producing an expanded granulate | Jun 02, 16 | Apr 07, 20 | Binder & Co. AG |
| 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 |
| 10570481 | Copper rotation-suspension smelting process and copper rotation-suspension smelting device | Nov 01, 17 | Feb 25, 20 | Yanggu Xiangguang Copper CO., Ltd |
| 10502491 | Sealing valve arrangement for a shaft furnace charging installation | Sep 06, 16 | Dec 10, 19 | Paul Wurth SA |
| 10451350 | Method and arrangement for feeding fine-grained matter to a concentrate or matte burner of a suspension smelting furnace | Mar 21, 18 | Oct 22, 19 | OUTOTEC (FINLAND) OY |
| 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 |
| 2021/0041,172 | BLAST FURNACE APPARATUS AND OPERATION METHOD FOR BLAST FURNACE | Mar 25, 19 | Feb 11, 21 | JFE Steel Corporation |
| 2018/0141,862 | METHOD AND DEVICE FOR PRODUCING AN EXPANDED GRANULATE | Jun 02, 16 | May 24, 18 | 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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