B01J 2220/606
Parallel disposed columns
Official title: parallel disposed columns
B01J2220/606 (Parallel disposed columns) appears on 29 US grants and 42 published applications in this corpus.
Search patents in B01J- Granted patents
- 29
- Published applications
- 42
- Assignees
- 40
- Inventors
- 133
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 4 | 6 |
| 2016 | 2 | 3 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Purification of amines by adsorption using a super adsorbent24 Mar 2026US 12,582,964 B2Dow Global Technologies LLC
- Exhaust gas treatment system for an ammonia-containing exhaust gas30 Sep 2025US 12,427,475 B2Johnson Matthey Catalysts (Germany) GMBH
- Plastic pyrolysis oil pretreatment22 Apr 2025US 12,281,263 B2Saudi Arabian Oil Company
- Integrated apparatus for producing ammonia16 Jan 2024US 11,873,227 B2Regents of the University of Minnesota
- Compositions for carbon dioxide separation using steam regeneration, and method for preparing same26 Dec 2023US 11,850,569 B2ExxonMobil Technology and Engineering Company
- Removing a radioactive noble gas from a gas volume26 Sep 2024US 2024/0321472 A1Sck Cen
- Systems and processes for removal of carbon dioxide (co2) from co2-containing gases using alkali metal adsorbents7 Mar 2024US 2024/0075452 A1
- Purification of amines by adsorption using a super adsorbent29 Feb 2024US 2024/0066499 A1Dow Global Technologies LLC
- Exhaust gas treatment system for an ammonia-containing exhaust gas10 Aug 2023US 2023/0249126 A1Johnson Matthey Catalysts (Germany) GMBH
- Plastic pyrolysis oil pretreatment10 Aug 2023US 2023/0250344 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Process for impregnating active carbon with iodine compounds71US 4,075,282 ALaboratorium fur Adsorptionstechnik GmbH · 1978
- Method for regenerating inorganic porous particles, method for purifying water, and continuous water purification device12US 6,660,165 B1Japan, represented by Director General of Forestry and Forest Products Research Institute Forestry Agency, Ministry of Argriculture Forestry and Fisheries · 2003
- Agglomerates of precipitated silica, method for their preparation and their use as filter medium for gas filtration8US 7,736,611 B2Svenska Aerogel AB · 2010
- Gas purification-treating agents and gas purifying apparatuses7US 6,589,493 B2Nippon Sanso Corporation · 2003
- Multiple bed temperature controlled adsorption4US 8,936,727 B2Uop LLC · 2015