Y02P 10/134
By avoiding co2
Official title: by avoiding CO2, e.g. using hydrogen
Y02P10/134 (By avoiding co2) appears on 1,111 US grants and 525 published applications in this corpus.
Search patents in Y02P- Granted patents
- 1,111
- Published applications
- 525
- Assignees
- 444
- Inventors
- 1,687
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 37 | 0 |
| 1978 | 35 | 0 |
| 1979 | 26 | 0 |
| 1980 | 29 | 0 |
| 1981 | 28 | 0 |
| 1982 | 23 | 0 |
| 1983 | 26 | 0 |
| 1984 | 14 | 0 |
| 1985 | 20 | 0 |
| 1986 | 16 | 0 |
| 1987 | 17 | 0 |
| 1988 | 22 | 0 |
| 1989 | 26 | 0 |
| 1990 | 19 | 0 |
| 1991 | 25 | 0 |
| 1992 | 14 | 0 |
| 1993 | 18 | 0 |
| 1994 | 16 | 0 |
| 1995 | 31 | 0 |
| 1996 | 27 | 0 |
| 1997 | 24 | 0 |
| 1998 | 33 | 0 |
| 1999 | 49 | 0 |
| 2000 | 41 | 0 |
| 2001 | 70 | 17 |
| 2002 | 49 | 34 |
| 2003 | 42 | 17 |
| 2004 | 11 | 22 |
| 2005 | 9 | 14 |
| 2006 | 8 | 23 |
| 2007 | 5 | 17 |
| 2008 | 5 | 15 |
| 2009 | 17 | 25 |
| 2010 | 17 | 29 |
| 2011 | 23 | 27 |
| 2012 | 19 | 30 |
| 2013 | 24 | 17 |
| 2014 | 21 | 28 |
| 2015 | 18 | 22 |
| 2016 | 20 | 27 |
| 2017 | 12 | 11 |
| 2018 | 15 | 16 |
| 2019 | 15 | 8 |
| 2020 | 12 | 13 |
| 2021 | 7 | 16 |
| 2022 | 6 | 12 |
| 2023 | 12 | 35 |
| 2024 | 10 | 19 |
| 2025 | 12 | 17 |
| 2026 | 8 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing liquid pig iron from a DRI product25 Aug 2026US 12,716,105 B2SMS group GmbH
- Process and system for the production of iron nuggets12 May 2026US 12,624,406 B2Carbontec Energy Corporation
- Hydrogen-rich blast furnace ironmaking system based on mass-energy conversion, and production control method therefor5 May 2026US 12,618,119 B2Changli County Xingguo Precision Machine Parts Co., Ltd.
- Systems and methods for steel production14 Apr 2026US 12,601,020 B2Pathfinder Holdings Corp.
- Apparatus for the production of molten iron7 Apr 2026US 12,595,520 B2Tata Steel Ijmuiden B.V.
- Process of direct reduction of iron ores by means of synthesis gas produced with catalytic partial oxidation6 Aug 2026US 2026/0226570 A1
- Systems and methods for steel production23 Jul 2026US 2026/0209872 A1Pathfinder Holdings Corp.
- Biomass Direct Reduced Iron23 Jul 2026US 2026/0209873 A1Technological Resources Pty. Limited
- Method of producing reduced iron16 Jul 2026US 2026/0201486 A1Jfe Steel Corporation
- Electrolysis apparatus for the production of iron with an improved gas permeable anode plate9 Jul 2026US 2026/0193804 A1
Most cited
By later US patents
- Apparatus for the production or refining of metals, and related processes164US 7,381,366 B2General Electric Company · 2008
- Method and system for energy-optimized and CO2 emission-optimized iron production101US 8,419,825 B2Siemens Vai Metals Technologies GmbH · 2013
- Valve for aerosol container91US 6,170,717 B2Glaxo Wellcome Inc. · 2001
- Process for production of elemental iron82US 7,931,731 B2Shell Oil Company · 2011
- Production of carbon monoxide by the gasification of carbonaceous materials78US 4,265,868 AKoppers Company, Inc. · 1981