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  • All sections
  • C - Chemistrymetallurgy
  • C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
  • C10B 55/00 - Coking mineral oils, bitumen, tar or the like, or mixtures thereof, with solid carbonaceous materials

Patent holdings for IPC class C10B 55/00

Total number of patents in this class: 277

10-year publication summary

10
31
15
15
17
20
24
13
22
4
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Saudi Arabian Oil Company
13442
45
ExxonMobil Research And Engineering Company
2562
13
Aramco Services Company
4042
11
ExxonMobil Chemical Patents Inc.
3970
10
Indian Oil Corporation Limited
334
10
AMEC Foster Wheeler USA Corporation
22
9
Bechtel Energy Technologies & Solutions, Inc.
72
9
Kellogg Brown & Root LLC
514
7
BP Corporation North America Inc.
749
6
GrafTech International Holdings Inc.
112
6
Chevron U.S.A. Inc.
4010
5
China Petroleum & Chemical Corporation
1921
5
Obshhestvo S Ogranichennoi Otvetstvennost'yu "promintekh"
5
5
SABIC Global Technologies B.V.
4375
5
Deltavalve, LLC
55
4
Carbon Holdings Intellectual Properties, LLC
60
4
Puraglobe Holding GmbH
4
4
ExxonMobil Technology and Engineering Company
1119
4
China University of Petroleum (Beijing)
289
3
Envirollea Inc.
23
3
Other owners 109

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