B01D 2053/224
With hollow fibres
Official title: {with hollow fibres}
B01D2053/224 (With hollow fibres) appears on 206 US grants and 291 published applications in this corpus.
Search patents in B01D- Granted patents
- 206
- Published applications
- 291
- Assignees
- 156
- Inventors
- 578
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 11 |
| 2015 | 6 | 27 |
| 2016 | 17 | 31 |
| 2017 | 28 | 29 |
| 2018 | 22 | 21 |
| 2019 | 13 | 32 |
| 2020 | 14 | 19 |
| 2021 | 17 | 25 |
| 2022 | 21 | 16 |
| 2023 | 13 | 19 |
| 2024 | 14 | 20 |
| 2025 | 23 | 15 |
| 2026 | 17 | 22 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Dual-layer hollow fiber membranes and methods of making and use22 Sep 2026US 12,741,269 B2The Regents of the University of Michigan
- Gas separation system and method for producing methane-enriched gas15 Sep 2026US 12,734,474 B2Ube Corporation
- CO2 separation systems and methods25 Aug 2026US 12,714,970 B2Carbonquest, Inc.
- Alkali enrichment mediated CO2 sequestration methods, and systems for practicing the same28 Jul 2026US 12,691,410 B1Blue Planet Systems Corporation
- NaA zeolite membrane for recovery of ammonia28 Jul 2026US 12,691,423 B2Rensselaer Polytechnic Institute
- Hollow fiber membrane module8 Oct 2026US 2026/0307014 A1Nok Corporation
- Hollow fiber membranes comprising a poly(aryl ether sulfone) and a water-soluble polymer additive1 Oct 2026US 2026/0295540 A1BASF SE
- Device and method of producing hypoxic/hyperoxic/normoxic gas mixtures13 Aug 2026US 2026/0232943 A1Z+ Health Srl
- Membrane capture of co2 from refinery emissions13 Aug 2026US 2026/0233156 A1Chevron U.S.A.Inc.
- Carbon molecular sieve membranes, methods of manufacturing, and use thereof13 Aug 2026US 2026/0233168 A1Dow Global Technologies LLC
Most cited
By later US patents
- Alkali enrichment mediated CO2 sequestration methods, and systems for practicing the same18US 9,707,513 B2Blue Planet, Ltd. · 2017
- Flat panel contactors and methods16US 9,541,302 B23M Innovative Properties Company · 2017
- Process for separation of gases with reduced maintenance costs14US 10,471,380 B2Evonik Fibres GmbH · 2019
- Aircraft fuel tank flammability reduction methods and systems and air separation methods using membranes13US 8,882,886 B2The Boeing Company · 2014
- Device for separation of oxygen and nitrogen13US 9,186,622 B1Hamilton Sundstrand Corporation · 2015