C01B 3/08
By reaction of inorganic compounds with metals
Official title: by reaction of inorganic compounds with metals
C01B3/08 (By reaction of inorganic compounds with metals) appears on 385 US grants and 505 published applications in this corpus.
Search patents in C01B- Granted patents
- 385
- Published applications
- 505
- Assignees
- 296
- Inventors
- 959
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 10 |
| 2003 | 7 | 9 |
| 2004 | 4 | 13 |
| 2005 | 5 | 14 |
| 2006 | 8 | 17 |
| 2007 | 7 | 19 |
| 2008 | 5 | 27 |
| 2009 | 8 | 26 |
| 2010 | 11 | 30 |
| 2011 | 18 | 19 |
| 2012 | 12 | 29 |
| 2013 | 22 | 29 |
| 2014 | 17 | 27 |
| 2015 | 26 | 26 |
| 2016 | 15 | 20 |
| 2017 | 16 | 13 |
| 2018 | 11 | 15 |
| 2019 | 14 | 19 |
| 2020 | 6 | 20 |
| 2021 | 14 | 14 |
| 2022 | 13 | 23 |
| 2023 | 16 | 24 |
| 2024 | 18 | 21 |
| 2025 | 12 | 24 |
| 2026 | 14 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Containerized processing of activated aluminum6 Oct 2026US 12,752,248 B1Ltag Systems LLC
- Protonation approach to improve the green hydrogen production using aluminum alloy8 Sep 2026US 12,729,112 B1University of Jeddah
- Converting intermittent solar and wind produced electricity to 24/7 grid electricity via on-demand aluminum energy storage and its conversion back to economically competitive 24/7 local grid electricity1 Sep 2026US 12,723,541 B1
- Using electrical reservoir stimulation to engineer a geologic battery for long-term energy storage and hydrogen generation18 Aug 2026US 12,709,969 B2Eden GeoPower, Inc.
- Metering hoppers and related methods11 Aug 2026US 12,702,962 B2Massachusetts Institute of Technology
- Proton rich ionic fluid and methods of test-affirmation24 Sep 2026US 2026/0285679 A1TegIpco, LLC
- A room-temperature-solid metal alloy for making water-reactive aluminum compositions6 Aug 2026US 2026/0225881 A1Found Energy Co
- Hydrogen production by electrochemical conversion of hydrogen sulfide16 Jul 2026US 2026/0201572 A1Saudi Arabian Oil Company
- Process for conversion of energy in the form of process heat and hydrogen9 Jul 2026US 2026/0193081 A1Technische Universität Darmstadt
- Systems and methods of oil sweetening and hydrogen production9 Jul 2026US 2026/0193548 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method for the production of hydrogen-containing gaseous mixtures233US 6,685,754 B2Alchemix Corporation · 2004
- Hydrogen generation by hydrolysis of hydrides for undersea vehicle fuel cell energy systems197US 5,372,617 AThe Charles Stark Draper Laboratory, Inc. · 1994
- Hydrogen generation system and pelletized fuel80US 5,817,157 A1998
- Water vapor transport power generator71US 7,001,681 B2Honeywell International Inc. · 2006
- Method and apparatus for hydrogenating hydrocarbon fuels66US 7,326,263 B22008