C09K 2107/00
Impermeabilisation
C09K2107/00 (Impermeabilisation) appears on 3 US grants and 4 published applications in this corpus.
Search patents in C09K- Granted patents
- 3
- Published applications
- 4
- Assignees
- 3
- Inventors
- 10
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year.
Recent patents
- Application of type II chemical conversion coatings (CCCS) using foaming agents2 Dec 2025US 12,486,580 B2Hamilton Sundstrand Corporation
- Method for inhibiting water permeation in an extraction well of a hydrocarbon oil from an underground reservoir14 Mar 2023US 11,603,489 B2ENI S. p. A.
- Method for inhibiting water permeation in an extraction well of a hydrocarbon oil from an underground reservoir15 Jun 2021US 11,034,882 B2ENI S. p. A.
- Method for the impermeabilization of soils1 Aug 2024US 2024/0254717 A1Thess Pty Ltd
- Application of type ii chemical conversion coatings (cccs) using foaming agents28 Sep 2023US 2023/0304161 A1Hamilton Sundstrand Corporation
- Method for inhibiting water permeation in an extraction well of a hydrocarbon oil from an underground reservoir19 Aug 2021US 2021/0253935 A1ENI S. p. A.
- Method for inhibiting water permeation in an extraction well of a hydrocarbon oil from an underground reservoir3 Sep 2020US 2020/0277524 A1ENI S. p. A.
Most cited
By later US patents