- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27B - Furnaces, kilns, ovens or retorts in generalopen sintering or like apparatus
- F27B 9/22 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatmentFurnaces through which the charge is moved mechanically, e.g. of tunnel type Similar furnaces in which the charge moves by gravity characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path under the action of scrapers or pushers
Patent holdings for IPC class F27B 9/22
Total number of patents in this class: 16
10-year publication summary
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0
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1
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1
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1
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0
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0
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0
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0
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24444 |
1 |
| NGK Insulators, Ltd. | 4944 |
1 |
| Shimadzu Corporation | 6151 |
1 |
| Ceritherm | 5 |
1 |
| Direxa Engineering, LLC | 1 |
1 |
| IHI Corporation | 3414 |
1 |
| IHI Machinery and Furnace Co., Ltd. | 78 |
1 |
| Ipsen, Inc. | 27 |
1 |
| NGK Adrec Co., Ltd. | 26 |
1 |
| Seipia | 1 |
1 |
| SMS Group GmbH | 1118 |
1 |
| Tubos de Acero de Mexico, S.A. | 8 |
1 |
| FLSmidth A/S | 772 |
1 |
| Huairen Jincheng Kaolin Limited Liability Company | 1 |
1 |
| NGK Kilntech, Corporation | 24 |
1 |
| ONEJOON GmbH | 27 |
1 |
| Other owners | 0 |