B01D 2259/416
Involving cryogenic temperature treatment
Official title: involving cryogenic temperature treatment
B01D2259/416 (Involving cryogenic temperature treatment) appears on 202 US grants and 127 published applications in this corpus.
Search patents in B01D- Granted patents
- 202
- Published applications
- 127
- Assignees
- 71
- Inventors
- 408
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 11 | 0 |
| 1998 | 8 | 0 |
| 1999 | 16 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 1 |
| 2002 | 11 | 8 |
| 2003 | 11 | 7 |
| 2004 | 6 | 8 |
| 2005 | 2 | 10 |
| 2006 | 6 | 10 |
| 2007 | 5 | 6 |
| 2008 | 4 | 6 |
| 2009 | 6 | 7 |
| 2010 | 5 | 6 |
| 2011 | 4 | 6 |
| 2012 | 4 | 4 |
| 2013 | 4 | 4 |
| 2014 | 3 | 5 |
| 2015 | 3 | 4 |
| 2016 | 4 | 1 |
| 2017 | 6 | 6 |
| 2018 | 5 | 3 |
| 2019 | 4 | 5 |
| 2020 | 1 | 2 |
| 2021 | 2 | 5 |
| 2022 | 3 | 2 |
| 2023 | 2 | 3 |
| 2024 | 1 | 3 |
| 2025 | 5 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for drying a flow rich in carbon dioxide16 Jun 2026US 12,654,128 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Adsorber, purification system, and purification method7 Apr 2026US 12,595,960 B2Air Products and Chemicals, Inc.
- Apparatus and process for removal of heavy hydrocarbons from a feed gas9 Dec 2025US 12,491,465 B2Honeywell Lng LLC
- Process for separating a carbon dioxide product stream from a flue gas stream15 Jul 2025US 12,357,944 B2Uop LLC
- Processes and apparatuses for operating a gas compressor29 Apr 2025US 12,285,717 B2Uop LLC
- Process and apparatus for separating a feed flow containing hydrogen, carbon dioxide, and at least one of the components chosen from the list of carbon monoxide, methane or nitrogen21 May 2026US 2026/0138081 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Process and apparatus for removing components from a feed gas mixture29 Jan 2026US 2026/0027509 A1Linde Aktiengesellschaft
- Method for separating, enriching and recovering of he-3 from he-4 and use of the separated, enriched and recovered he-311 Sep 2025US 2025/0281879 A1Gfz Helmholtz-Zentrum Fur Geoforschung Stiftung Des Offentlichen Rechts Des Landes Bradenburg
- Integrated hydrogen production and carbon dioxide recovery process12 Jun 2025US 2025/0186934 A1Uop LLC
- Process for separating a carbon dioxide product stream from a flue gas stream6 Mar 2025US 2025/0073639 A1Uop LLC
Most cited
By later US patents
- Remedial system: a pollution control device for utilizing and abating volatile organic compounds178US 8,776,734 B1Innovative Environmental Solutions, LLC · 2014
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator136US 5,979,440 ASeQual Technologies, Inc. · 1999
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator133US 6,698,423 B1SeQual Technologies, Inc. · 2004
- Removal of water and carbon dioxide from air113US 4,249,915 AAir Products and Chemicals, Inc. · 1981
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator101US 6,681,764 B1SeQual Technologies, Inc. · 2004