Description
Class F23K : FEEDING FUEL TO COMBUSTION APPARATUS
Subclass 3/02: Feeding or distributing of lump or pulverulent fuel to combustion apparatus (conveying in general B65G) Pneumatic feeding arrangements, i.e. by air blast
F23K 3/02
Sub-Class
Stats
- 100 US PATENTS IN FORCE
- 7 US APPLICATIONS PENDING
- 32 Total Patent Owners
- 413 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12208973 | Pellet transfer system | May 02, 22 | Jan 28, 25 | Not available |
| 12181150 | Fuel transfer apparatus and boiler facility including same | Sep 15, 23 | Dec 31, 24 | Doosan Heavy Industries & Construction Co., Ltd. |
| 12163098 | Powder fuel feed apparatus, gasifier unit, and integrated gasification combined cycle and control method of powder fuel feed apparatus | Nov 08, 19 | Dec 10, 24 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 12092327 | Online pulverized coal concentration regulator and regulating method | Aug 21, 20 | Sep 17, 24 | Not available |
| 12031720 | Pulverized coal drying system for pulverizer, pulverized coal drying method therefor, pulverized coal drying program, pulverizer, and integrated gasification combined cycle | Nov 19, 19 | Jul 09, 24 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 11815263 | Fuel transfer apparatus and boiler facility including same | Sep 29, 20 | Nov 14, 23 | DOOSAN HEAVY INDUSTRIES & CONSTRUCTION C |
| 11781751 | Combustion system comprising an annular shroud burner | Nov 19, 20 | Oct 10, 23 | Jupiter Oxygen Corporation |
| 11519599 | Opposed-injection aluminum melting furnace uniform combustion system | Nov 08, 17 | Dec 06, 22 | Guangdong University of Technology |
| 11346546 | Solid fuel burner and combustion device | Apr 16, 18 | May 31, 22 | MITSUBISHI POWER, LTD. |
| 11319168 | Pellet transfer system | Mar 15, 21 | May 03, 22 | Not available |
| 11020702 | Simultaneous reaction system and method for organic material pyrolysis and combustion | Aug 28, 17 | Jun 01, 21 | DALIAN UNIVERSITY OF TECHNOLOGY |
| 10974251 | Pulverizing device, throat for pulverizing device, and pulverized-coal fired boiler | Jan 13, 17 | Apr 13, 21 | MITSUBISHI POWER, LTD. |
| 10976049 | Hybrid boiler-dryer and method | Mar 22, 19 | Apr 13, 21 | General Electric Company |
| 10955131 | System and method for providing combustion in a boiler | Aug 04, 16 | Mar 23, 21 | General Electric Technology GmbH |
| 10947065 | Pellet transfer system | Apr 25, 18 | Mar 16, 21 | Not available |
| 10914522 | Method and apparatus for reducing the NOx emissions in a rotary kiln | Aug 30, 16 | Feb 09, 21 | HOLCIM TECHNOLOGY LTD |
| 10845052 | Combustion system comprising an annular shroud burner | Dec 20, 19 | Nov 24, 20 | Jupiter Oxygen Corporation |
| 10836567 | Pulverized-fuel supply unit and method, and integrated gasification combined cycle | Jan 23, 17 | Nov 17, 20 | Mitsubishi Hitachi Power Systems, Ltd. |
| 10773261 | System, method and apparatus for controlling the flow distribution of solid particles | Feb 29, 16 | Sep 15, 20 | General Electric Company |
| 10758917 | Coal pulverizing apparatus, control device and control method for same, and coal-fired power plant | Feb 07, 17 | Sep 01, 20 | MITSUBISHI HITACHI POWER SYSTEMS, LTD. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0337,383 | Conical Fuel Particulate Distributor for Coal Supply Conduit | Jul 26, 23 | Oct 10, 24 | Not available |
| 2024/0337,384 | Particulate Distributor for Coal Supply Conduit | Apr 06, 23 | Oct 10, 24 | Not available |
| 2024/0053,001 | GROUND OR UNGROUND RICE HUSK USED AS FUEL FOR STATIONARY OR ROTARY SILICATE KILNS AS A SUBSTITUTE FOR FOSSIL FUELS | Aug 09, 23 | Feb 15, 24 | Not available |
| 2023/0141,851 | SYSTEMS AND METHODS FOR HEATING OF DISPERSED METALLIC PARTICLES | Apr 12, 21 | May 11, 23 | Not available |
| 2020/0116,357 | VARIABLE ORIFICE FOR PULVERIZED COAL PIPE OF PULVERIZER | Oct 12, 18 | Apr 16, 20 | Not available |
| 2019/0055,485 | PULVERIZED-FUEL SUPPLY UNIT AND METHOD, AND INTEGRATED GASIFICATION COMBINED CYCLE | Jan 23, 17 | Feb 21, 19 | MITSUBISHI HITACHI POWER SYSTEMS, LTD. |
| 2013/0305,972 | LOW-RANK COAL PROCESSING APPARATUS AND METHOD | Nov 25, 11 | Nov 21, 13 | DOOSAN BABCOCK LIMITED |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 38 Months (last 2 years Issuances)
- 38 Months (last 5 years Issuances)