C22B 15/0036
In reverberatory furnaces
Official title: {in reverberatory furnaces}
C22B15/0036 (In reverberatory furnaces) appears on 19 US grants and 7 published applications in this corpus.
Search patents in C22B- Granted patents
- 19
- Published applications
- 7
- Assignees
- 17
- Inventors
- 52
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Operation method of copper smelting furnace25 Feb 2025US 12,234,528 B2Jx Metals Smelting Co., Ltd.
- Operation method of copper smelting furnace14 Mar 2023US 11,603,578 B2Pan Pacific Copper Co., Ltd.
- Scrap melting in anode furnace processes24 Sep 2019US 10,422,020 B2Outotec (Finland) Oy
- Method for treating combustible material and installation29 Aug 2017US 9,745,643 B2Mitsubishi Materials Corporation
- Copper anode refining system and method7 Jan 2014US 8,623,114 B2Praxair Technology, Inc.
- Operation method of copper smelting furnace15 Jun 2023US 2023/0183835 A1Pan Pacific Copper Co., Ltd.
- Operation method of copper smelting furnace6 Dec 2018US 2018/0347009 A1Pan Pacific Copper Co., Ltd.
- Scrap melting in anode furnace processes12 Apr 2018US 2018/0100216 A1Outotec (Finland) Oy
- Method for treating combustible material and installation25 Jun 2015US 2015/0176102 A1Mitsubishi Materials Corporation
- Copper anode refining system and method17 Apr 2014US 2014/0102257 A1
Most cited
By later US patents
- Method of producing blister copper13US 4,144,055 ABoliden Aktiebolag · 1979
- Zinc smelting process using oxidation zone and reduction zone8US 4,741,770 ACRA Services Limited · 1988
- Method of operating a copper smelting furnace7US 6,436,169 B1Nippon Mining & Metals Co., Ltd. · 2002
- Method of operating copper ore smelting reverberatory furnace6US 4,001,013 AOnahama Seiren Kabushiki Kaisha · 1977
- Metallurgical furnace installation for use in copper smelting process and method for charging anode scrap into furnace6US 5,685,892 AMitsubishi Materials Corporation · 1997