- All sections
- C - Chemistrymetallurgy
- 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: 120
10-year publication summary
|
7
|
5
|
5
|
10
|
8
|
4
|
3
|
3
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Air Products and Chemicals, Inc. | 1443 |
14 |
| EcoGensus LLC | 39 |
4 |
| Saudi Arabian Oil Company | 13295 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3546 |
3 |
| Cassandra Oil Technology AB | 3 |
3 |
| Aries Gasification, LLC | 19 |
3 |
| African Rainbow Minerals Limited | 12 |
3 |
| Mitsubishi Power, Ltd. | 1780 |
3 |
| Siemens AG | 24436 |
2 |
| Shell Oil Company | 2138 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10930 |
2 |
| Tsinghua University | 5940 |
2 |
| Beijing Yingde Qingda Technology Co., Ltd. | 3 |
2 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
2 |
| Gas Technology Institute | 349 |
2 |
| InEnTec Inc. | 35 |
2 |
| Linde Aktiengesellschaft | 1498 |
2 |
| Pratt & Whitney Rocketdyne, Inc. | 37 |
2 |
| Saint-Gobain Centre de Recherches et d'Etudes Europeen | 491 |
2 |
| Universidade Federal de Santa Catarina | 8 |
2 |
| Other owners | 59 |