B01J 2219/30
Details relating to random packing elements
B01J2219/30 (Details relating to random packing elements) appears on 481 US grants and 380 published applications in this corpus.
Search patents in B01J- Granted patents
- 481
- Published applications
- 380
- Assignees
- 297
- Inventors
- 1,089
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 13 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 11 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 8 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 12 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 14 | 3 |
| 2002 | 8 | 3 |
| 2003 | 13 | 11 |
| 2004 | 7 | 15 |
| 2005 | 9 | 13 |
| 2006 | 6 | 14 |
| 2007 | 3 | 22 |
| 2008 | 8 | 23 |
| 2009 | 9 | 20 |
| 2010 | 15 | 16 |
| 2011 | 19 | 13 |
| 2012 | 11 | 10 |
| 2013 | 11 | 18 |
| 2014 | 7 | 12 |
| 2015 | 11 | 12 |
| 2016 | 12 | 12 |
| 2017 | 2 | 13 |
| 2018 | 15 | 15 |
| 2019 | 18 | 31 |
| 2020 | 21 | 19 |
| 2021 | 22 | 22 |
| 2022 | 11 | 13 |
| 2023 | 17 | 16 |
| 2024 | 12 | 10 |
| 2025 | 6 | 14 |
| 2026 | 3 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01J 2219/302Basic shape of the elementsIndexing code410
- B01J 2219/304Composition or microstructure of the elementsIndexing code365
- B01J 2219/308Filling or discharging the elements into or from packed columnsIndexing code93
- B01J 2219/31Size detailsIndexing code55
- B01J 2219/318Manufacturing aspectsIndexing code32
- B01J 2219/319Mathematical modellingIndexing code6
Recent patents
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Sep 2026US 12,722,911 B2Industrial Vacuum Transfer Services USA, LLC
- Solid shaped body and use of the solid shaped body16 Jun 2026US 12,654,161 B2BASF SE
- Heat transfer packing element6 Jan 2026US 12,515,190 B2Knight Material Technologies LLC
- Resaturation of gas into a liquid feedstream23 Sep 2025US 12,420,253 B2Crystaphase Products, Inc.
- High-energy laser surface processing for industrial column packing22 Jul 2025US 12,364,965 B2Honeywell Federal Manufacturing & Technologies, LLC
- Expandable catalyst support configuration8 Oct 2026US 2026/0307039 A1Johnson Matthey Davy Technologies Limited
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296806 A1Industrial Vacuum Transfer Services USA, LLC
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Oct 2026US 2026/0296807 A1Industrial Vacuum Transfer Services USA, LLC
- Recirculatory fiber reactor27 Aug 2026US 2026/0249265 A1Chemtor, LP
- Polymer-based packing with lattice structures for rotating packed bed23 Jul 2026US 2026/0208149 A1Hindustan Petroleum Corporation Limited
Most cited
By later US patents
- Catalytic distillation structure137US 4,443,559 AChemical Research & Licensing Company · 1984
- Process for separating isobutene from C.sub.4 streams110US 4,242,530 AChemical Research & Licensing Company · 1980
- Process and apparatus for removal of organic pollutants from waste water104US 5,217,616 AAllied-Signal Inc. · 1993
- Catalyst system for separating isobutene from C.sub.4 streams101US 4,215,011 AChemical Research & Licensing Company · 1980
- Method for purification of water92US 5,458,779 AKaldnes Miljoteknologi A/S · 1995