B01D 67/0041
By agglomeration of particles in the dry state
Official title: {by agglomeration of particles in the dry state}
B01D67/0041 (By agglomeration of particles in the dry state) appears on 346 US grants and 420 published applications in this corpus.
Search patents in B01D- Granted patents
- 346
- Published applications
- 420
- Assignees
- 309
- Inventors
- 1,126
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 10 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 17 | 3 |
| 2002 | 7 | 7 |
| 2003 | 9 | 14 |
| 2004 | 2 | 8 |
| 2005 | 7 | 8 |
| 2006 | 3 | 10 |
| 2007 | 6 | 19 |
| 2008 | 6 | 9 |
| 2009 | 7 | 5 |
| 2010 | 5 | 9 |
| 2011 | 7 | 11 |
| 2012 | 8 | 12 |
| 2013 | 4 | 8 |
| 2014 | 10 | 8 |
| 2015 | 3 | 7 |
| 2016 | 7 | 18 |
| 2017 | 7 | 21 |
| 2018 | 13 | 24 |
| 2019 | 17 | 24 |
| 2020 | 13 | 26 |
| 2021 | 15 | 27 |
| 2022 | 21 | 32 |
| 2023 | 27 | 30 |
| 2024 | 24 | 30 |
| 2025 | 22 | 34 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for producing a gas separation membrane28 Jul 2026US 12,691,417 B2Kerionics, S.L.
- Membrane comprising biopolymers and carbon nanomaterials for removing heavy metals in polluted waters2 Jun 2026US 12,643,088 B2Universidad TéCnica Federico Santa MaríA
- Nanoporous graphene membrane2 Jun 2026US 12,644,175 B2Ostia Technologies Limited
- Tunable graphene-based membranes and method of making the same5 May 2026US 12,616,944 B2Ora Graphene Audio Inc.
- Build material handling unit for a powder module for an apparatus for additively manufacturing three-dimensional objects10 Mar 2026US 12,570,041 B2Concept Laser GmbH
- Gas purification method10 Sep 2026US 2026/0264002 A1Shenyang Starlight New Materials Co., Ltd.
- Devices and methods for removing metal cations from fluids27 Aug 2026US 2026/0249252 A1City University of Hong Kong
- Purification media housing, purifier comprising the same, and method of fabricating the same13 Aug 2026US 2026/0233136 A1
- Multi-element membrane assembly for selective carbon capture6 Aug 2026US 2026/0225041 A1Valero Services, Inc.
- Lithium-selective transmission membrane and method for manufacturing lithium-selective transmission membrane6 Aug 2026US 2026/0226643 A1Japan Fine Ceramics Co., LTD.
Most cited
By later US patents
- Filtration membranes, and related nano and/or micro fibers, composites, methods and systems254US 10,532,330 B2California Institute of Technology · 2020
- 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
- Composite hydrogen separation metal membrane129US 5,393,325 ABend Research, Inc. · 1995
- Cross-flow electrochemical reactor cells, cross-flow reactors, and use of cross-flow reactors for oxidation reactions92US 5,356,728 AAmoco Corporation · 1994