C01B 2203/0233
The reforming step being a steam reforming step
Official title: the reforming step being a steam reforming step
C01B2203/0233 (The reforming step being a steam reforming step) appears on 2,766 US grants and 3,642 published applications in this corpus.
Search patents in C01B- Granted patents
- 2,766
- Published applications
- 3,642
- Assignees
- 1,039
- Inventors
- 5,681
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 7 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 14 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 15 | 0 |
| 1997 | 15 | 0 |
| 1998 | 15 | 0 |
| 1999 | 17 | 0 |
| 2000 | 27 | 0 |
| 2001 | 56 | 22 |
| 2002 | 36 | 77 |
| 2003 | 56 | 116 |
| 2004 | 67 | 141 |
| 2005 | 53 | 128 |
| 2006 | 61 | 132 |
| 2007 | 88 | 170 |
| 2008 | 59 | 184 |
| 2009 | 94 | 156 |
| 2010 | 133 | 224 |
| 2011 | 137 | 190 |
| 2012 | 146 | 157 |
| 2013 | 161 | 146 |
| 2014 | 131 | 172 |
| 2015 | 155 | 168 |
| 2016 | 140 | 147 |
| 2017 | 141 | 150 |
| 2018 | 113 | 114 |
| 2019 | 99 | 103 |
| 2020 | 84 | 110 |
| 2021 | 87 | 126 |
| 2022 | 87 | 145 |
| 2023 | 119 | 175 |
| 2024 | 109 | 145 |
| 2025 | 97 | 165 |
| 2026 | 58 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method embodiments for treating produced water using supercritical water desalination coupled with supercritical water oxidation6 Oct 2026US 12,753,101 B1Triad National Security, LLC
- Liquefaction process6 Oct 2026US 12,753,353 B1
- Circular carbon process29 Sep 2026US 12,747,159 B2BASF SE
- Steam methane reforming with process carbon dioxide capture and ammonia firing15 Sep 2026US 12,735,316 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Oxygen transport membrane reactors for decarbonization25 Aug 2026US 12,715,765 B2Praxair Technology, Inc.
- Steam-Hydrocarbon Reforming with Reduced Carbon Dioxide Emissions8 Oct 2026US 2026/0307987 A1Air Products and Chemicals, Inc.
- Hydrogen manufacturing system and method for manufacturing hydrogen1 Oct 2026US 2026/0296884 A1Hyundai Motor Company
- Process for producing low-carbon ammonia from natural gas24 Sep 2026US 2026/0285696 A1Publichnoe Aktsionernoe Obshchestvo "NOVATEK"
- Systems and methods for making syngas17 Sep 2026US 2026/0273501 A1JBK Extractions LLC
- Counter-flow electric furnace & methods17 Sep 2026US 2026/0274659 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Method for simultaneous recovery of hydrogen from water and from hydrocarbons351US 5,525,322 AThe Regents of the University of California · 1996
- Methanol from coal and natural gas294US 4,407,973 AThe M. W. Kellogg Company · 1983
- 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