C01B 2210/001
By making use of membranes
Official title: by making use of membranes
C01B2210/001 (By making use of membranes) appears on 72 US grants and 90 published applications in this corpus.
Search patents in C01B- Granted patents
- 72
- Published applications
- 90
- Assignees
- 72
- Inventors
- 291
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 2 | 6 |
| 2017 | 4 | 9 |
| 2018 | 3 | 5 |
| 2019 | 2 | 6 |
| 2020 | 3 | 3 |
| 2021 | 3 | 7 |
| 2022 | 5 | 3 |
| 2023 | 2 | 8 |
| 2024 | 6 | 18 |
| 2025 | 4 | 11 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of recycling helium from waste gas in semiconductor process1 Sep 2026US 12,722,973 B2Samsung Electronics Co., Ltd.
- Separation and recovery method for boron trifluoride and complex thereof in olefin polymerization reaction5 May 2026US 12,617,689 B2PetroChina Company Limited
- Steam-hydrocarbon reforming with low steam production3 Mar 2026US 12,565,424 B2Air Products and Chemicals, Inc.
- Production system, production method and application of general-purpose high-purity chemicals3 Feb 2026US 12,539,471 B2Beijing University of Chemical Technology
- H2 recovery and CO2 separation using membrane6 Jan 2026US 12,515,950 B2Saudi Arabian Oil Company
- Process for producing very high purity helium or hydrogen30 Jul 2026US 2026/0217533 A1Air Liquide Advanced Technologies U.S. LLC
- Kiln exhaust gas regeneration apparatus and system, and kiln system16 Jul 2026US 2026/0199824 A1TDK Corporation
- Hydrogen supply and demand management device and hydrogen supply and demand administering device2 Jul 2026US 2026/0187737 A1Hitachi, Ltd.
- Purification of hydrogen removed from storage18 Jun 2026US 2026/0167491 A1Uop LLC
- Multi-stage hydrogen/helium separation using hydrogen-selective membranes11 Jun 2026US 2026/0158436 A1Hydrogen Onsite, S.L.
Most cited
By later US patents
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions202US 5,306,411 AThe Standard Oil Company · 1994
- Process for the separation/recovery of gases114US 6,179,900 B2GKSS-Forschungszentrum Geesthacht GmbH · 2001
- Process and system for the production of dry, high purity nitrogen99US 4,931,070 AUnion Carbide Corporation · 1990
- Process for recovering helium from a gas stream99US 5,224,350 AAdvanced Extraction Technologies, Inc. · 1993
- Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions99US 5,744,015 A1998