C01B 2203/0877
By direct injection of fluid
Official title: by direct injection of fluid
C01B2203/0877 (By direct injection of fluid) appears on 204 US grants and 184 published applications in this corpus.
Search patents in C01B- Granted patents
- 204
- Published applications
- 184
- Assignees
- 107
- Inventors
- 422
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 11 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 9 | 0 |
| 2001 | 9 | 3 |
| 2002 | 8 | 19 |
| 2003 | 6 | 14 |
| 2004 | 13 | 10 |
| 2005 | 8 | 7 |
| 2006 | 8 | 13 |
| 2007 | 4 | 5 |
| 2008 | 6 | 9 |
| 2009 | 6 | 8 |
| 2010 | 8 | 7 |
| 2011 | 4 | 3 |
| 2012 | 7 | 13 |
| 2013 | 3 | 5 |
| 2014 | 7 | 6 |
| 2015 | 8 | 11 |
| 2016 | 8 | 11 |
| 2017 | 8 | 3 |
| 2018 | 7 | 2 |
| 2019 | 6 | 5 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 3 | 4 |
| 2023 | 2 | 7 |
| 2024 | 2 | 6 |
| 2025 | 3 | 6 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon neutral hydrogen production2 Jun 2026US 12,643,790 B2Saudi Arabian Oil Company
- Method and device for producing hydrogen and pyrolytic carbon from hydrocarbons8 Jul 2025US 12,351,457 B2thyssenkrupp AG
- Gasification of high-ash feedstock1 Apr 2025US 12,264,067 B2Air Products and Chemicals, Inc.
- System and method for making syngas18 Feb 2025US 12,227,415 B2JBK Extractions LLC
- Method and apparatus for processing of materials using high-temperature torch24 Dec 2024US 12,172,893 B2Sovereign Energy Services, Inc.
- Anaerobic digester-based system for rng and hydrogen productions3 Sep 2026US 2026/0257912 A1University of Southern California
- Anaerobic digester-based system for rng and hydrogen production13 Aug 2026US 2026/0233995 A1
- Hybrid Partial Oxidation and Reverse Water Gas Shift Based Carbon Monoxide Production System29 Jan 2026US 2026/0028225 A1Dioxycle
- Reactor for partial oxidation of carbonaceous feedstocks6 Nov 2025US 2025/0340434 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Methods for controlling syngas composition2 Oct 2025US 2025/0304440 A1
Most cited
By later US patents
- Hydrogen producing fuel processing system236US 6,221,117 B1IdaTech, LLC · 2001
- Indirectly heated thermochemical reactor apparatus and processes143US 5,059,404 AManufacturing and Technology Conversion International, Inc. · 1991
- Utilization of synthesis gas produced by mixed conducting membranes127US 6,110,979 AAir Products and Chemicals, Inc. · 2000
- Apparatus for providing a pure hydrogen stream for use with fuel cells117US 6,190,623 B1Uop LLC · 2001
- Indirectly heated thermochemical reactor processes115US 5,536,488 AManufacturing & Technology Conversion, Inc. · 1996