B01D 2258/018
Natural gas engines
B01D2258/018 (Natural gas engines) appears on 94 US grants and 151 published applications in this corpus.
Search patents in B01D- Granted patents
- 94
- Published applications
- 151
- Assignees
- 91
- Inventors
- 314
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 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 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 6 |
| 2011 | 1 | 6 |
| 2012 | 4 | 4 |
| 2013 | 4 | 5 |
| 2014 | 4 | 2 |
| 2015 | 5 | 4 |
| 2016 | 4 | 8 |
| 2017 | 2 | 5 |
| 2018 | 6 | 4 |
| 2019 | 4 | 6 |
| 2020 | 2 | 12 |
| 2021 | 9 | 10 |
| 2022 | 7 | 16 |
| 2023 | 8 | 23 |
| 2024 | 10 | 15 |
| 2025 | 11 | 8 |
| 2026 | 7 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and apparatus for removing unwanted components from a gas mixture8 Sep 2026US 12,728,382 B2Linde Aktiengesellschaft
- Methane oxidation catalyst and method of using same24 Feb 2026US 12,558,673 B2His Majesty the King In Right of Canada, AS Represented By the Minister of Natural Resources
- Systems and methods for gas storage and transportation17 Feb 2026US 12,551,863 B2ExxonMobil Technology and Engineering Company
- Catalytic material for treating an exhaust gas produced by a natural gas engine10 Feb 2026US 12,544,743 B2Johnson Matthey Public Limited Company
- Methods for capturing CO2 from dilute CO2 streams of varying humidity, including natural gas combine cycle exhaust streams and ambient air streams using KAUST-7 based physisorbents20 Jan 2026US 12,528,044 B2King Abdullah University of Science and Technology
- Complete oxidation catalysts for dilute alkanes1 Oct 2026US 2026/0295521 A1Icarus Technology LLC
- Engine system having recuperated catalyst in exhaust system and method20 Aug 2026US 2026/0243186 A1Caterpillar Inc.
- Dielectric barrier discharge device13 Aug 2026US 2026/0239522 A1Daphne Technology SA
- A multifunctional catalyst system30 Jul 2026US 2026/0216650 A1Dinex A/S
- Process for producing very high purity helium or hydrogen30 Jul 2026US 2026/0217533 A1Air Liquide Advanced Technologies U.S. LLC
Most cited
By later US patents
- High temperature catalyst and process for selective catalytic reduction of NOx in exhaust gases of fossil fuel combustion78US 7,695,703 B2Siemens Energy, Inc. · 2010
- Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides22US 7,998,443 B2Johnson Matthey Public Limited Company · 2011
- Platinum-bismuth catalysts for treating engine exhaust16US 7,611,680 B2Nanostellar, Inc. · 2009
- Methane storage device15US 6,692,554 B1Visteon Global Technologies, Inc. · 2004
- Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides12US 8,101,147 B2Johnson Matthey Public Limited Company · 2012