- All sections
- C - Chemistry; metallurgy
- C10J - Production of gases containing carbon monoxide and hydrogen from solid carbonaceous materials by partial oxidation processes involving oxygen or steam ; carburetting air or other gases
- C10J 3/74 - Construction of shells or jackets
Patent holdings for IPC class C10J 3/74
Total number of patents in this class: 112
10-year publication summary
12
|
7
|
6
|
5
|
10
|
9
|
3
|
3
|
4
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Air Products and Chemicals, Inc. | 1448 |
15 |
EcoGensus LLC | 44 |
4 |
Saudi Arabian Oil Company | 11322 |
4 |
Shell Internationale Research Maatschappij B.V. | 3792 |
3 |
Cassandra Oil Technology AB | 3 |
3 |
Saint-Gobain Centre de Recherches et d'Etudes Europeen | 475 |
3 |
Aries Gasification, LLC | 21 |
3 |
African Rainbow Minerals Limited | 10 |
3 |
Mitsubishi Power, Ltd. | 1680 |
3 |
Siemens AG | 24990 |
2 |
Shell Oil Company | 2196 |
2 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
2 |
Tsinghua University | 5426 |
2 |
Beijing Yingde Qingda Technology Co., Ltd. | 3 |
2 |
Doosan Heavy Industries & Construction Co., Ltd. | 604 |
2 |
Gas Technology Institute | 374 |
2 |
InEnTec Inc. | 36 |
2 |
Linde Aktiengesellschaft | 1600 |
2 |
Pratt & Whitney Rocketdyne, Inc. | 37 |
2 |
ZBB GmbH | 2 |
2 |
Other owners | 49 |