F23L 2900/07001
Injecting synthetic air, i.e. a combustion supporting mixture made of pure oxygen
Official title: Injecting synthetic air, i.e. a combustion supporting mixture made of pure oxygen and an inert gas, e.g. nitrogen or recycled fumes
F23L2900/07001 (Injecting synthetic air, i.e. a combustion supporting mixture made of pure oxygen) appears on 149 US grants and 166 published applications in this corpus.
Search patents in F23L- Granted patents
- 149
- Published applications
- 166
- Assignees
- 97
- Inventors
- 360
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 4 |
| 2003 | 3 | 4 |
| 2004 | 3 | 6 |
| 2005 | 6 | 4 |
| 2006 | 1 | 4 |
| 2007 | 1 | 3 |
| 2008 | 3 | 7 |
| 2009 | 2 | 11 |
| 2010 | 2 | 14 |
| 2011 | 9 | 19 |
| 2012 | 8 | 19 |
| 2013 | 14 | 12 |
| 2014 | 9 | 11 |
| 2015 | 11 | 4 |
| 2016 | 9 | 3 |
| 2017 | 6 | 4 |
| 2018 | 6 | 5 |
| 2019 | 5 | 3 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 2 | 4 |
| 2023 | 3 | 6 |
| 2024 | 1 | 2 |
| 2025 | 5 | 10 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions25 Aug 2026US 12,716,650 B2Saipem S.P.A.
- System for storing and producing energy to stabilize the power network26 May 2026US 12,638,234 B2Saipem S.P.A.
- Stratified nitrogen enriched air (NEA) strategies and methods to reduce NOx emissions from engines12 May 2026US 12,624,654 B2Saudi Arabian Oil Company
- Apparatus and process for oxidant formation9 Dec 2025US 12,492,815 B2Air Products and Chemicals, Inc.
- Combustion system capable of operating with a recycling of combustion fumes30 Jul 2026US 2026/0218900 A1Carbodown
- Method for reducing nitrogen oxide emission and combustion system16 Jul 2026US 2026/0202054 A1China Petroleum & Chemical Corporation
- Combustion system comprising an annular shroud burner5 Feb 2026US 2026/0036299 A1Jupiter Oxygen Corporation
- Gas separation system8 Jan 2026US 2026/0008002 A1Nitto Denko Corporation
- Tubular supply device, a heat generating plant and a method25 Sep 2025US 2025/0297736 A1Ecomb AB
Most cited
By later US patents
- Power plant with carbon dioxide capture and zero pollutant emissions254US 5,724,805 AUniversity of Massachusetts Lowell · 1998
- Combustion method and apparatus for producing a carbon dioxide end product164US 6,202,574 B1ABB Alstom Power Inc. · 2001
- Power generation process with partial recycle of carbon dioxide113US 8,220,248 B2Membrane Technology and Research, Inc. · 2012
- Firing method for a heat consuming device utilizing oxy-fuel combustion108US 6,702,570 B2Praxair Technology, Inc. · 2004
- Oxygen fired circulating fluidized bed steam generator105US 6,505,567 B1Alstom (Switzerland) Ltd · 2003