B01J 2219/30223
Cylinder
B01J2219/30223 (Cylinder) appears on 172 US grants and 129 published applications in this corpus.
Search patents in B01J- Granted patents
- 172
- Published applications
- 129
- Assignees
- 115
- Inventors
- 401
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 1 |
| 2002 | 2 | 3 |
| 2003 | 7 | 4 |
| 2004 | 3 | 8 |
| 2005 | 3 | 5 |
| 2006 | 1 | 7 |
| 2007 | 2 | 5 |
| 2008 | 2 | 10 |
| 2009 | 3 | 10 |
| 2010 | 6 | 8 |
| 2011 | 7 | 6 |
| 2012 | 5 | 2 |
| 2013 | 3 | 4 |
| 2014 | 1 | 4 |
| 2015 | 5 | 3 |
| 2016 | 2 | 3 |
| 2017 | 1 | 8 |
| 2018 | 5 | 2 |
| 2019 | 8 | 11 |
| 2020 | 8 | 7 |
| 2021 | 2 | 3 |
| 2022 | 4 | 5 |
| 2023 | 5 | 4 |
| 2024 | 0 | 3 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat transfer packing element6 Jan 2026US 12,515,190 B2Knight Material Technologies LLC
- Mass transfer swirler including distribution member20 May 2025US 12,303,859 B2Sabic Global Technologies B.V.
- Reactor for synthesizing methanol or other products29 Aug 2023US 11,738,317 B2Cri, Hf
- Catalyst particle shape22 Aug 2023US 11,731,097 B2Haldor TopsøE A/S
- Lobular catalyst structure and reactor for hydrocarbon conversion by hot and compressed water based processes22 Aug 2023US 11,731,120 B1Saudi Arabian Oil Company
- Catalyst shaped body9 Jul 2026US 2026/0192279 A1China Petroleum & Chemical Corporation
- Device for filtering and purifying greywater or other wastewater to generate a new, clean and safe water source by means of a biological filter20 Nov 2025US 2025/0353763 A1Pontificia Universidad Catolica De Chile
- Catalyst pellets that include polygonal prismatic bodies, packed bed reactors including the same, and methods for hydroprocessing utilizing the same18 Sep 2025US 2025/0288981 A1Saudi Arabian Oil Company
- Catalyst support24 Oct 2024US 2024/0351013 A1Jemmtec Limited
- Gas capture system9 May 2024US 2024/0149212 A1King Abdullah University of Science and Technology
Most cited
By later US patents
- Catalytic distillation structure137US 4,443,559 AChemical Research & Licensing Company · 1984
- Method for purification of water92US 5,458,779 AKaldnes Miljoteknologi A/S · 1995
- Packing element75US 5,304,423 ANorton Chemical Process Products Corporation · 1994
- Vapor-liquid contact method73US 3,959,419 AFritz W. Glitsch & Sons, Inc. · 1976
- Method and apparatus for oxygenating water71US 4,749,493 A1988