B01D 2259/4067
Using ten beds
Official title: using ten beds
B01D2259/4067 (Using ten beds) appears on 39 US grants and 23 published applications in this corpus.
Search patents in B01D- Granted patents
- 39
- Published applications
- 23
- Assignees
- 23
- Inventors
- 97
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adsorbent material, adsorption system, and adsorption process25 Aug 2026US 12,714,985 B2Air Products and Chemicals, Inc.
- Pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and hydrogen purification method using the same4 Aug 2026US 12,697,581 B2Korea Institute of Energy Research
- Simulated moving bed system for CO2 separation, and method of same22 Oct 2024US 12,121,846 B2ExxonMobil Technology and Engineering Company
- Reducing fluctuations in tail gas flow from an adsorption unit9 Nov 2021US 11,167,240 B2Air Products and Chemicals, Inc.
- Remote monitoring of pressure swing adsorption units4 May 2021US 10,994,240 B2Uop LLC
- Dynamic adsorption and desorption system31 Jul 2025US 2025/0242293 A1Mosaic Materials, Inc.
- Adsorbent Material, Adsorption System, and Adsorption Process8 May 2025US 2025/0144601 A1Air Products and Chemicals, Inc.
- Pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and hydrogen purification method using the same2 Jan 2025US 2025/0001352 A1Korea Institute of Energy Research
- Simulated moving bed system for co2 separation, and method of same21 Jan 2021US 2021/0016220 A1ExxonMobil Research and Engineering Company
- Reducing Fluctuations in Tail Gas Flow from an Adsorption Unit26 Nov 2020US 2020/0368665 A1Air Products and Chemicals, Inc.
Most cited
By later US patents
- Selective adsorption process139US 3,986,849 AUnion Carbide Corporation · 1976
- Pressure swing adsorption recovery102US 4,340,398 AUnion Carbide Corporation · 1982
- Very large-scale pressure swing adsorption processes86US 6,210,466 B1Uop LLC · 2001
- Product recovery in pressure swing adsorption process and system69US 4,461,630 AUnion Carbide Corporation · 1984
- PSA pressure measurement and control system63US 7,674,319 B2H2Gen Innovations, Inc. · 2010