B01D 2311/2532
To concentrate side
Official title: to concentrate side
B01D2311/2532 (To concentrate side) appears on 4 US grants and 6 published applications in this corpus.
Search patents in B01D- Granted patents
- 4
- Published applications
- 6
- Assignees
- 5
- Inventors
- 25
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- High recovery electrodialysis method16 Jun 2026US 12,655,046 B2Evoqua Water Technologies LLC
- Acidic treatment liquid processing apparatus, acidic treatment liquid processing method, surface treatment system, and surface treatment method29 Jul 2025US 12,371,799 B2Mitsubishi Heavy Industries, Ltd.
- System for removal of nitrate and chrome from water20 Jul 2021US 11,066,317 B1
- Membrane-based air separation module3 Apr 2018US 9,932,234 B2Hamilton Sundstrand Corporation
- Systems and methods for rapid flushing of a membrane-based system20 Jun 2024US 2024/0198291 A1Massachusetts Institute of Technology
- Acidic treatment liquid processing apparatus, acidic treatment liquid processing method, surface treatment system, and surface treatment method4 Nov 2021US 2021/0339199 A1Mitsubishi Heavy Industries, Ltd.
- High Recovery Electrodialysis Method4 Nov 2021US 2021/0340031 A1Evoqua Water Technologies LLC
- Filtration System and Method of Operating a Filtration System2 Apr 2020US 2020/0101422 A1PPG Industries Ohio, Inc.
- Water treatment device15 Mar 2018US 2018/0071683 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents