B01D 67/0046
By slurry techniques
Official title: {by slurry techniques, e.g. die or slip-casting}
B01D67/0046 (By slurry techniques) appears on 221 US grants and 209 published applications in this corpus.
Search patents in B01D- Granted patents
- 221
- Published applications
- 209
- Assignees
- 162
- Inventors
- 594
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 4 |
| 2003 | 7 | 7 |
| 2004 | 2 | 3 |
| 2005 | 4 | 8 |
| 2006 | 6 | 13 |
| 2007 | 6 | 14 |
| 2008 | 3 | 14 |
| 2009 | 9 | 12 |
| 2010 | 6 | 14 |
| 2011 | 12 | 13 |
| 2012 | 5 | 11 |
| 2013 | 8 | 7 |
| 2014 | 6 | 4 |
| 2015 | 2 | 9 |
| 2016 | 7 | 11 |
| 2017 | 3 | 13 |
| 2018 | 7 | 4 |
| 2019 | 10 | 9 |
| 2020 | 4 | 3 |
| 2021 | 9 | 6 |
| 2022 | 5 | 2 |
| 2023 | 5 | 11 |
| 2024 | 5 | 4 |
| 2025 | 3 | 3 |
| 2026 | 2 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Ceramic nanofiltration membrane with polymers grafted into the pores and method of producing same10 Mar 2026US 12,569,816 B2Vito NV
- Composite body and use thereof in organophilic nanofiltration26 Aug 2025US 12,397,267 B2Evonik Operations GmbH
- Graphene membranes and methods for making graphene membranes29 Apr 2025US 12,285,728 B22599218 Ontario Inc.
- High-flux silicon carbide ceramic filter membrane and preparation method thereof11 Feb 2025US 12,220,668 B2Nanjing Hanssen Material Technology Co., Ltd.
- Porous ceramic layer, porous ceramic layered body and separation membrane30 Jul 2026US 2026/0216665 A1Sumitomo Chemical Company, Limited
- Porous ceramic layer, porous ceramic layered body and separation membrane30 Jul 2026US 2026/0216666 A1Sumitomo Chemical Company, Limited
- Mxene membrane with gradient pores, preparation method and application thereof23 Jul 2026US 2026/0208121 A1South China University of Technology
- Ultrafiltration membrane for oil/water separation and method of preparation thereof23 Jul 2026US 2026/0208126 A1King Fahd University of Petroleum and Minerals
- Ceramic nanofiltration membrane with polymers grafted into the pores and method of producing same2 Jul 2026US 2026/0183722 A1Vito NV
Most cited
By later US patents
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Composite hydrogen separation element and module185US 5,498,278 ABend Research, Inc. · 1996
- Composite hydrogen separation element and module164US 5,645,626 ABend Research, Inc. · 1997
- Hydrogen recovery by adsorbent membranes127US 5,354,547 AAir Products and Chemicals, Inc. · 1994
- Purification of fluids with nanomaterials104US 7,211,320 B1Seldon Technologies, LLC · 2007