- All sections
- C - Chemistry; metallurgy
- C10K - Purifying or modifying the chemical composition of combustible gases containing carbon monoxide
- C10K 1/12 - Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting
Patent holdings for IPC class C10K 1/12
Total number of patents in this class: 51
10-year publication summary
|
2
|
2
|
5
|
1
|
3
|
7
|
6
|
7
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CHZ Technologies, LLC | 17 |
7 |
| Shell Internationale Research Maatschappij B.V. | 3722 |
4 |
| Velocys Technologies Limited | 71 |
4 |
| Wisdri Engineering & Research Incorporation Limited | 180 |
3 |
| Air Products and Chemicals, Inc. | 1435 |
2 |
| INEOS Americas LLC | 28 |
2 |
| Neste Oyj | 727 |
2 |
| ACRE Coking & Refractory Engineering Consulting Corporation (dalian), MCC | 19 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8538 |
1 |
| Shell Oil Company | 2153 |
1 |
| Advanced Plasma Power Limited | 19 |
1 |
| Clariant Catalysts (Japan) K.K. | 30 |
1 |
| Danieli Corus BV | 28 |
1 |
| Dennert Poraver GmbH | 14 |
1 |
| Ecolab USA Inc. | 5341 |
1 |
| Gas Technology Institute | 358 |
1 |
| Hitachi Zosen Corporation | 621 |
1 |
| Holcim Technology Ltd. | 995 |
1 |
| Koar Energy Resources LLC | 1 |
1 |
| Neste Oil Oyj | 113 |
1 |
| Other owners | 13 |