C22B 19/38
In rotary furnaces
Official title: in rotary furnaces
C22B19/38 (In rotary furnaces) appears on 7 US grants and 6 published applications in this corpus.
Search patents in C22B- Granted patents
- 7
- Published applications
- 6
- Assignees
- 10
- Inventors
- 16
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of removing volatile constituents from an industrial dust, and valuable material-containing product12 May 2026US 12,624,417 B2MontanuniversitäT Leoben
- Pyro-metallurgical process in a rotary kiln25 Jun 2024US 12,018,345 B2S. A. Lhoist Recherche et Developpement
- Electric propulsion system for a vehicle, particularly a battery-powered e-bike, S-Pedelac, e-bike with control in different modes26 Mar 2019US 10,239,578 B2Lsp Innovative Automotive Systems GmbH
- Batchwise working-up recycling materials in a rotatable reactor7 May 2013US 8,435,323 B2Boliden Mineral AB
- Method for reduction treatment of electric furnace dust24 Jan 2012US 8,101,007 B2Kobe Steel, Ltd.
- Method of removing volatile constituents from an industrial dust, and valuable material-containing product19 Oct 2023US 2023/0332266 A1MontanuniversitäT Leoben
- Pyro-metallurgical process in a rotary kiln9 Jun 2022US 2022/0178001 A1S. A. Lhoist Recherche et Developpement
- Method for processing steelmaking dust, method for producing zinc, method for producing iron- and steelmaking raw material, and raw material of iron and steel11 Apr 2019US 2019/0106767 A1Hoei Shokai Co., Ltd.
- Electric propulsion system for a vehicle, particularly a battery-powered e-bike, s-pedelac, e-bike with control in different modes10 Nov 2016US 2016/0325802 A1Lsp Innovative Automotive Systems GmbH
- Method for reduction treatment of electric furnace dust5 Aug 2010US 2010/0192726 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Most cited
By later US patents
- Method of processing finely divided material incorporating metal based constituents11US 6,083,295 AArc Dust Processing (UK) Limited · 2000
- Method for leaching material containing zinc oxide and zinc silicate4US 5,585,079 AOutokumpu Engineering Contracters Oy · 1996
- Electric propulsion system for a vehicle, particularly a battery-powered e-bike, S-Pedelac, e-bike with control in different modes1US 10,239,578 B2Lsp Innovative Automotive Systems GmbH · 2019
- Method for reduction treatment of electric furnace dust1US 8,101,007 B2Kobe Steel, Ltd. · 2012