B01D 67/0076
Pretreatment of inorganic membrane material prior to membrane formation
Official title: {Pretreatment of inorganic membrane material prior to membrane formation, e.g. coating of metal powder}
B01D67/0076 (Pretreatment of inorganic membrane material prior to membrane formation) appears on 39 US grants and 57 published applications in this corpus.
Search patents in B01D- Granted patents
- 39
- Published applications
- 57
- Assignees
- 33
- Inventors
- 112
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 2 | 4 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 5 |
| 2014 | 3 | 1 |
| 2015 | 2 | 3 |
| 2016 | 0 | 1 |
| 2017 | 2 | 3 |
| 2018 | 3 | 5 |
| 2019 | 1 | 1 |
| 2020 | 4 | 6 |
| 2021 | 3 | 4 |
| 2022 | 2 | 1 |
| 2023 | 2 | 6 |
| 2024 | 1 | 3 |
| 2025 | 5 | 3 |
| 2026 | 1 | 4 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Cross-linked mineral membranes6 Oct 2026US 12,752,244 B2Uchicago Argonne, LLC
- Ceramic membrane technology for molecule-range separation16 Dec 2025US 12,496,557 B2Agency for Science, Technology and Research
- Filtration apparatus containing graphene oxide membrane26 Aug 2025US 12,397,268 B2Via Separations, Inc.
- Rigid self-supporting MXene separation membrane and preparation method and use thereof19 Aug 2025US 12,390,771 B2Dalian University of Technology
- Durable graphene oxide membranes15 Jul 2025US 12,357,950 B2Via Separations, Inc.
- Pillared clay mineral membranes1 Oct 2026US 2026/0295541 A1The University of Chicago
- Filtration apparatus containing graphene oxide membrane25 Jun 2026US 2026/0175179 A1Via Separations, Inc.
- Filtration apparatus comprising polymer modified graphene oxide membranes18 Jun 2026US 2026/0166496 A1
- Durable graphene oxide membranes7 May 2026US 2026/0124586 A1Via Separations, Inc.
- Graphene oxide membranes comprising sulfonated support27 Nov 2025US 2025/0360466 A1
Most cited
By later US patents
- Purification of fluids with nanomaterials104US 7,211,320 B1Seldon Technologies, LLC · 2007
- Nanomesh article and method of using the same for purifying fluids88US 7,419,601 B2Seldon Technologies, LLC · 2008
- Ceramic proton-conducting membranes21US 10,124,296 B2University of Washington · 2018
- Gas separation membrane comprising a substrate with a layer of coated inorganic oxide particles and an overlayer of a gas-selective material, and its manufacture and use18US 7,744,675 B2Shell Oil Company · 2010
- Purification of fluids with carbon nanotubes having attached functional group8US 7,815,806 B22010