C22B 15/0034
In rotary furnaces
Official title: {in rotary furnaces, e.g. kaldo-type furnaces}
C22B15/0034 (In rotary furnaces) appears on 9 US grants and 3 published applications in this corpus.
Search patents in C22B- Granted patents
- 9
- Published applications
- 3
- Assignees
- 4
- Inventors
- 17
- Latest grant
- 8 Jul 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Copper anode furnace and a method for operating the same8 Jul 2014US 8,771,587 B2Stopinc Aktiengesellschaft
- Mechanical waves generator system in a converter or pyrometallurgical furnace19 Oct 2004US 6,805,831 B2
- Mechanical waves generator system in a converter or pyrometallurgical furnace7 Sep 2004US 6,787,099 B2
- Reduced dusting bath system for metallurgical treatment of sulfide materials29 Dec 1998US 5,853,657 AInco Limited
- Reduced dusting bath method for metallurgical treatment of sulfide materials19 Aug 1997US 5,658,368 AInco Limited
- Copper Anode Furnace and a Method for Operating the Same22 Sep 2011US 2011/0226437 A1Stopinc Aktiengesellschaft
- Mechanical waves generator system in a converter or pyrometallurgical furnace13 Nov 2003US 2003/0209843 A1
- Mechanical waves generator system in a converter or pyrometallurgical furnace13 Nov 2003US 2003/0209844 A1
Most cited
By later US patents
- Method of producing blister copper13US 4,144,055 ABoliden Aktiebolag · 1979
- Production of blister copper directly from dead roasted-copper-iron concentrates using a shallow bed reactor12US 4,006,010 AAmax Inc. · 1977
- Production of blister copper in a rotary furnace from calcined copper-iron concentrates4US 4,072,507 AAmax Inc. · 1978
- Reduced dusting bath system for metallurgical treatment of sulfide materials4US 5,853,657 AInco Limited · 1998
- Method for recovering the valuable metal content of contaminated copper raw material3US 4,608,083 ABoliden Aktiebolag · 1986