Class F27B : FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
Subclass 1/00: Shaft or like vertical or substantially vertical furnaces (for preheating, burning, calcining or cooling lime, magnesia or dolomite C04B 2/12)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12259184 | Method of heating up furnace bottom, and burner lance used in the method | Mar 23, 20 | Mar 25, 25 | JFE Steel Corporation |
| 12241683 | Burner for producing inorganic spheroidized particles, apparatus for producing inorganic spheroidized particles, and method for producing inorganic spheroidized particles | Sep 11, 20 | Mar 04, 25 | Taiyo Nippon Sanso Corporation |
| 12188722 | Multistage vertical graphitization furnace system | Apr 30, 24 | Jan 07, 25 | EFC CO., LTD.; SIS CORPORATION; HYEONGSEOG PARK; INSUNG SHIN; |
| 12000011 | System and method for the production of hot briquetted iron (HBI) containing flux and/or carbonaceous material at a direct reduction plant | Jun 17, 22 | Jun 04, 24 | Midrex Technologies Inc. |
| 11892236 | System for conditioning stucco in a dust collector | Sep 30, 20 | Feb 06, 24 | Schenck Process LLC |
| 11865618 | Tracer gas endpoint-monitored sinter systems | Dec 26, 18 | Jan 09, 24 | Hewlett-Packard Development Company, L.P. |
| 11718559 | Closed loop control with camera detection of pebble size of lime particles to ameliorate lime kiln ringing and improve uptime and operating efficiency | Feb 25, 20 | Aug 08, 23 | GPCP IP Holdings LLC |
| 11459626 | Flash ironmaking drop tube furnace system | Apr 15, 19 | Oct 04, 22 | American Iron and Steel Institute |
| 11280546 | Process for calcining mineral rock in a regenerative parallel-flow vertical shaft furnace, and furnace used | Oct 05, 16 | Mar 22, 22 | S.A. LHOIST RECHERCHE et DEVELOPPEMENT |
| 11204198 | Vertical ring shaft kiln | Nov 21, 16 | Dec 21, 21 | Not available |
| 10974992 | Low NOx calciner | Aug 29, 18 | Apr 13, 21 | FLSmidth A/S |
| 10967348 | Heat treatment apparatus for carbonaceous grains and method therefor | May 10, 16 | Apr 06, 21 | Nippon Electrode Co., Ltd. |
| 10947125 | Furnace and method for operating a furnace | Mar 03, 17 | Mar 16, 21 | MAERZ OFENBAU AG; THYSSENKRUPP AG; |
| 10781130 | Heat treatment apparatus | Feb 27, 17 | Sep 22, 20 | Shin-Etsu Chemical Co. Ltd. |
| 10668443 | Curing systems for materials that consume carbon dioxide and method of use thereof | Apr 30, 18 | Jun 02, 20 | Solidia Technologies, Ltd. |
| 10611686 | Method and device for producing an expanded granulate | Jun 02, 16 | Apr 07, 20 | Binder & Co. AG |
| 10543491 | Multi-stage suspension magnetizing roasting-magnetic separation system device and method for refractory iron ore | May 29, 18 | Jan 28, 20 | NORTHEASTERN UNIVERSITY TECHNOLOGY TRANSFER CENTER |
| 10357796 | Hot melt adhesive supply and methods associated therewith | Feb 12, 16 | Jul 23, 19 | Nordson Corporation |
| 10356852 | Plant and method for melting metal materials | Jan 30, 15 | Jul 16, 19 | Danieli & C. Officine Meccaniche SpA |
| 10301219 | Parallel-flow regenerative lime kilns and processes for burning and cooling carbonate rock in same | Jul 28, 14 | May 28, 19 | MAERZ OFENBAU AG |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0051,168 | PROCESS FOR PRODUCING GRAPHITE AND VERTICAL GRAPHITIZATION FURNACE | Oct 28, 24 | Feb 13, 25 | Not available |
| 2024/0361,074 | PARALLEL-FLOW REGENERATIVE SHAFT KILN AND METHOD FOR BURNING CARBONATE ROCK | Apr 25, 22 | Oct 31, 24 | Maerz Ofenbau AG; thyssenkrupp Polysius GmbH; THYSSENKRUPP AG; |
| 2024/0278,176 | VACUUM SWING CALCINATION PROCESS TO PRODUCE HIGH PURITY CO2 FROM CaCO3 | May 31, 22 | Aug 22, 24 | Not available |
| 2024/0254,043 | DECARBONATION PROCESS OF CARBONATED MATERIALS IN A MULTI-SHAFT VERTICAL KILN | May 10, 22 | Aug 01, 24 | Not available |
| 2024/0239,706 | DECARBONATION PROCESS OF CARBONATED MATERIALS IN A MULTI-SHAFT VERTICAL KILN | May 10, 22 | Jul 18, 24 | Not available |
| 2024/0025,806 | METHOD AND APPARATUS FOR FILTRATION COMBUSTION | Jul 20, 23 | Jan 25, 24 | Not available |
| 2024/0018,037 | PROCESS FOR DECARBONATING CARBONATED MATERIALS AND DEVICE THEREFOR | Sep 01, 21 | Jan 18, 24 | Not available |
| 2023/0175,777 | DEVICE FOR PRODUCING SUPPLEMENTARY CEMENTITIOUS MATERIAL | May 12, 21 | Jun 08, 23 | Cemgreen APS |
| 2022/0349,652 | APPARATUS FOR PRODUCING INORGANIC SPHEROIDIZED PARTICLES AND METHOD FOR PRODUCING INORGANIC SPHEROIDIZED PARTICLES | Sep 11, 20 | Nov 03, 22 | Not available |
| 2022/0099,372 | SYSTEM FOR CONDITIONING STUCCO IN A DUST COLLECTOR | Sep 30, 20 | Mar 31, 22 | Schenck Process LLC |
| 2021/0348,848 | Carbon Baking Furnace | Apr 23, 21 | Nov 11, 21 | Not available |
| 2020/0207,661 | LOW NOx CALCINER | Aug 29, 18 | Jul 02, 20 | Not available |
| 2018/0141,862 | METHOD AND DEVICE FOR PRODUCING AN EXPANDED GRANULATE | Jun 02, 16 | May 24, 18 | Not available |
| 2015/0292,802 | Carbon Baking Furnace | Oct 16, 13 | Oct 15, 15 | LAZAR ANODE TECHNOLOGIES AG |
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