- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 5/06 - Softening water by precipitation of the hardness using calcium compounds
Patent holdings for IPC class C02F 5/06
Total number of patents in this class: 112
10-year publication summary
|
10
|
17
|
19
|
1
|
3
|
5
|
7
|
5
|
14
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Veolia Water Solutions & Technologies Support | 533 |
15 |
| Claros Technologies Inc. | 53 |
5 |
| ConocoPhillips Company | 1696 |
4 |
| Ecolab USA Inc. | 5745 |
4 |
| T&l Sugars Limited | 21 |
4 |
| Acquolina IL Mondo, LLC | 7 |
4 |
| Chevron U.S.A. Inc. | 4103 |
3 |
| Doosan Heavy Industries & Construction Co., Ltd. | 580 |
3 |
| Energy and Environmental Research Center Foundation | 36 |
3 |
| Championx LLC | 615 |
3 |
| General Electric Company | 13816 |
2 |
| Lhoist North America, Inc. | 20 |
2 |
| Rheinkalk GmbH | 28 |
2 |
| Saudi Arabian Oil Company | 13949 |
2 |
| Suez International | 365 |
2 |
| Veolia Water Technologies, Inc. | 81 |
2 |
| Cdem B.V. | 4 |
2 |
| Heritage Research Group, LLC | 70 |
2 |
| Greentech Environment Co., Ltd. | 17 |
2 |
| Eau Midstream, Inc. | 5 |
2 |
| Other owners | 44 |