F27D 2003/169
Construction of the lance
Official title: {Construction of the lance, e.g. lances for injecting particles}
F27D2003/169 (Construction of the lance) appears on 52 US grants and 66 published applications in this corpus.
Search patents in F27D- Granted patents
- 52
- Published applications
- 66
- Assignees
- 43
- Inventors
- 127
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 6 |
| 2015 | 2 | 5 |
| 2016 | 1 | 11 |
| 2017 | 5 | 7 |
| 2018 | 7 | 10 |
| 2019 | 9 | 0 |
| 2020 | 5 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 3 |
| 2023 | 3 | 6 |
| 2024 | 1 | 0 |
| 2025 | 2 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gas injection device7 Jul 2026US 12,674,224 B2SMS group GmbH
- Blast lance for gas blowing, its use and method of production20 Jan 2026US 12,529,521 B2ImerTech SAS
- Reducing gas injection system23 Dec 2025US 12,504,233 B2Paul Wurth S. A.
- Method for manufacturing molten iron with electric arc furnace9 Dec 2025US 12,492,439 B2Jfe Steel Corporation
- Coaxial dual supersonic speed oxygen flow coherent oxygen lance20 Aug 2024US 12,065,708 B2Cisdi Engineering Co., Ltd
- Gas injection device8 Oct 2026US 2026/0308714 A1SMS group GmbH
- Method and apparatus for co-injecting carbon-based particulate and oxygen-based gas streams into a liquid bath25 Jun 2026US 2026/0176709 A1
- Air lance apparatus, systems, and methods9 Oct 2025US 2025/0313758 A1Oxbow Calcining LLC
- Smelting unit for steel production with a tap weight of between 60 t and 350 t6 Feb 2025US 2025/0043370 A1SMS group GmbH
- Blast furnace with shaft feeding of hot process gas23 Nov 2023US 2023/0375272 A1Paul Wurth S. A.
Most cited
By later US patents
- Ultrasonic degassing of molten metals14US 8,574,336 B2Southwire Company · 2013
- Multipurpose lance12US 5,865,876 ALTV Steel Company, Inc. · 1999
- Apparatus for injecting solid particulate material into a vessel11US 6,398,842 B2Technological Resources Pty. Limited · 2002
- Sample dispersing apparatus and method10US 5,315,885 ABaker Hughes Incorporated · 1994
- Manipulator at furnaces9US 4,747,582 A1988