B01J 2219/308
Filling or discharging the elements into or from packed columns
Official title: filling or discharging the elements into or from packed columns
B01J2219/308 (Filling or discharging the elements into or from packed columns) appears on 93 US grants and 100 published applications in this corpus.
Search patents in B01J- Granted patents
- 93
- Published applications
- 100
- Assignees
- 73
- Inventors
- 204
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 2 |
| 2003 | 4 | 4 |
| 2004 | 5 | 5 |
| 2005 | 3 | 5 |
| 2006 | 2 | 8 |
| 2007 | 2 | 4 |
| 2008 | 4 | 6 |
| 2009 | 4 | 3 |
| 2010 | 5 | 4 |
| 2011 | 2 | 1 |
| 2012 | 3 | 0 |
| 2013 | 1 | 4 |
| 2014 | 1 | 2 |
| 2015 | 1 | 6 |
| 2016 | 6 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 2 |
| 2019 | 5 | 10 |
| 2020 | 5 | 4 |
| 2021 | 4 | 4 |
| 2022 | 4 | 4 |
| 2023 | 2 | 6 |
| 2024 | 7 | 2 |
| 2025 | 3 | 5 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Assemblies, apparatuses, systems, and methods for material extraction and conveyance1 Sep 2026US 12,722,911 B2Industrial Vacuum Transfer Services USA, LLC
- High-energy laser surface processing for industrial column packing22 Jul 2025US 12,364,965 B2Honeywell Federal Manufacturing & Technologies, LLC
- Device for loading pellets into reactor tubes8 Jul 2025US 12,350,677 B2Tubemaster, Inc.
- Gas-solid contacting system with structured packing8 Apr 2025US 12,269,006 B2
- Support structure for structured catalyst packings8 Oct 2024US 12,109,561 B2ZoneFlow Reactor Technologies, LLC
- 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
- Multi-pellet packed bed technology21 May 2026US 2026/0138072 A1Schlumberger Technology Corporation
- Device for loading pellets into reactor tubes12 Feb 2026US 2026/0042098 A1Tubemaster, Inc.
- Coldface-less regenerative thermal and catalytic oxidizers and components and methods of use of same18 Sep 2025US 2025/0288953 A1Teal Sales Incorporated
Most cited
By later US patents
- Trickling filter media for biological filters61US 4,122,011 ANorton Company · 1978
- Adsorption process43US 4,758,253 AImperial Chemical Industries PLC · 1988
- Catalyst support43US 7,799,730 B2Sud-Chemie AG · 2010
- Bed support media33US 7,566,428 B2Saint-Gobain Ceramics & Plastics, Inc. · 2009
- High-performance catalyst support32US 7,320,778 B2Catacel Corp. · 2008