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  • All sections
  • C - Chemistrymetallurgy
  • C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
  • C10B 57/08 - Non-mechanical pretreatment of the charge

Patent holdings for IPC class C10B 57/08

Total number of patents in this class: 121

10-year publication summary

9
9
8
11
11
12
7
9
2
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
JFE Steel Corporation
6809
11
Carbon Holdings Intellectual Properties, LLC
59
11
SunCoke Technology and Development LLC
237
8
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
2877
7
Xixia Dragon into Special Material Co., Ltd
16
6
Terrapower, LLC
331
4
SABIC Global Technologies B.V.
4326
3
Saudi Arabian Oil Company
12947
3
ThyssenKrupp Uhde GmbH
331
3
Agilyx Corporation
27
2
Anellotech, Inc.
74
2
The Bonnot Company
4
2
Eastman Chemical Company
2215
2
Indian Oil Corporation Limited
334
2
Nippon Steel Corporation
6203
2
Nippon Steel Engineering Co., Ltd.
205
2
Sumitomo Corporation
57
2
University of Wyoming
359
2
Carbon Technology Holdings, LLC
211
2
Enlighten Innovations Inc.
93
2
Other owners 43

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