C01B 2203/0827
At least part of the fuel being a recycle stream
Official title: at least part of the fuel being a recycle stream
C01B2203/0827 (At least part of the fuel being a recycle stream) appears on 667 US grants and 833 published applications in this corpus.
Search patents in C01B- Granted patents
- 667
- Published applications
- 833
- Assignees
- 327
- Inventors
- 1,598
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 12 | 0 |
| 2001 | 15 | 9 |
| 2002 | 15 | 28 |
| 2003 | 16 | 34 |
| 2004 | 30 | 41 |
| 2005 | 14 | 49 |
| 2006 | 33 | 45 |
| 2007 | 23 | 46 |
| 2008 | 22 | 47 |
| 2009 | 25 | 51 |
| 2010 | 40 | 61 |
| 2011 | 41 | 51 |
| 2012 | 46 | 49 |
| 2013 | 40 | 26 |
| 2014 | 40 | 31 |
| 2015 | 25 | 13 |
| 2016 | 24 | 13 |
| 2017 | 8 | 16 |
| 2018 | 11 | 11 |
| 2019 | 6 | 9 |
| 2020 | 9 | 12 |
| 2021 | 5 | 25 |
| 2022 | 17 | 32 |
| 2023 | 27 | 31 |
| 2024 | 26 | 49 |
| 2025 | 24 | 36 |
| 2026 | 13 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and apparatus for cracking ammonia22 Sep 2026US 12,741,867 B2Air Products and Chemicals, Inc.
- Process and plant for producing pure hydrogen by steam reforming with low carbon dioxide emissions25 Aug 2026US 12,715,766 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Green methanol production25 Aug 2026US 12,715,827 B2ZoneFlow Reactor Technologies, LLC
- Furnace operation method11 Aug 2026US 12,703,652 B2American Air Liquide, Inc.
- Natural gas reforming system and process thereof14 Jul 2026US 12,679,727 B2Doosan Enerbility Co., Ltd.
- Process for producing low-carbon ammonia from natural gas24 Sep 2026US 2026/0285696 A1Publichnoe Aktsionernoe Obshchestvo "NOVATEK"
- Natural gas reforming system and process thereof17 Sep 2026US 2026/0274662 A1Doosan Enerbility Co., Ltd.
- Process for producing hydrogen10 Sep 2026US 2026/0265053 A1Johnson Matthey Davy Technologies Limited
- Plant and process for producing hydrogen from hydrocarbons20 Aug 2026US 2026/0242219 A1Technip Energies France
- Method for production of blue ammonia6 Aug 2026US 2026/0225904 A1Topsoe A/S
Most cited
By later US patents
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Synthesis gas production system and method299US 6,085,512 ASyntroleum Corporation · 2000
- Catalytic ceramic membrane steam-hydrocarbon reformer269US 5,229,102 AMedalert Corporation · 1993
- Steam reformer with internal hydrogen purification269US 5,997,594 ANorthwest Power Systems, LLC · 1999
- Hydrogen producing fuel processing system236US 6,221,117 B1IdaTech, LLC · 2001