C22B 19/12
In crucible furnaces
Official title: in crucible furnaces
C22B19/12 (In crucible furnaces) appears on 9 US grants and 9 published applications in this corpus.
Search patents in C22B- Granted patents
- 9
- Published applications
- 9
- Assignees
- 9
- Inventors
- 22
- Latest grant
- 26 Jun 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 3 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Plasma induced fuming26 Jun 2018US 10,006,100 B2Val'eas Recycling Solutions AB
- Method and plant for the production of zinc dust27 May 2014US 8,734,563 B2Zinchem, A Division of Zimco Group (Pty) Ltd.
- Feed material composition and handling in a channel induction furnace31 Aug 2010US 7,785,389 B2Heritage Environmental Services, LLC
- High vacuum in-situ refining method for high-purity materials and an apparatus thereof13 Jul 2010US 7,753,987 B2Chinese Academy of Sciences Institute of Physics
- Slag control in a channel induction furnace1 Jun 2010US 7,727,302 B2Heritage Environmental Services, LLC
- Method of manufacturing aluminium deox, aluminium powder, and zinc oxide in a single batch process4 Dec 2025US 2025/0369070 A1BN Industries
- Plasma Induced Fuming20 Aug 2015US 2015/0232961 A1Valeas Recycling AB
- Production of zinc dust3 Apr 2014US 2014/0093600 A1Zinchem, A Division of Zimco Group (Pty) Ltd.
- Method and plant for the production of zinc dust9 Feb 2012US 2012/0031234 A1Zinchem, A Division of Zimco Group (Pty) Ltd.
- Slag control in a channel induction furnace17 Sep 2009US 2009/0229406 A1Heritage Environmental Services, LLC
Most cited
By later US patents
- Induction melting system including gas exhaust5US 5,757,843 AFuji Electric Co., Ltd. · 1998
- Apparatus for distilling molten baths5US 6,533,990 B2ALD Vacuum Technologies GmbH · 2003
- High vacuum in-situ refining method for high-purity materials and an apparatus thereof4US 7,753,987 B2Chinese Academy of Sciences Institute of Physics · 2010
- Plasma induced fuming1US 10,006,100 B2Val'eas Recycling Solutions AB · 2018
- Method of treatment of zinc-containing by-products and waste materials1US 5,196,047 AElkem Technology a/s · 1993