C01G 30/001
Preparation involving a solvent-solvent extraction, an adsorption or an ion-exchange
Official title: {Preparation involving a solvent-solvent extraction, an adsorption or an ion-exchange}
C01G30/001 (Preparation involving a solvent-solvent extraction, an adsorption or an ion-exchange) appears on 10 US grants and 0 published applications in this corpus.
Search patents in C01G- Granted patents
- 10
- Published applications
- 0
- Assignees
- 10
- Inventors
- 23
- Latest grant
- 21 Jul 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for producing antimony trioxide21 Jul 1998US 5,783,166 ARoycefield Resources Ltd.
- Bismuth generator method5 May 1998US 5,749,042 ABattelle Memorial Institute
- Process for separating antimony from acidic solutions containing same with an organic diluent containing a polyol3 Mar 1992US 5,093,090 ANuova Samim S.p.A.
- Process for selective extraction of contaminant elements from mixtures of electrolytes in solution13 Aug 1991US 5,039,496 AHenkel Kommanditgesellschaft auf Aktien
- Process for hydrometallurgical treatment of an indium chloride solution28 May 1991US 5,019,363 AMetaleurop S.A.
No published applications in this class yet.
Most cited
By later US patents
- Bismuth generator method17US 5,749,042 ABattelle Memorial Institute · 1998
- Treatment of ores or metallurgical by-products containing arsenic and antimony16US 4,102,976 AMetallurgie Hoboken-Overpelt · 1978
- Process for selective extraction of contaminant elements from mixtures of electrolytes in solution9US 5,039,496 AHenkel Kommanditgesellschaft auf Aktien · 1991
- Method of removing antimony from an antimony-containing copper electrolyte7US 4,444,666 ASumitomo Metal Mining Co., Ltd. · 1984
- Borane reducing resins5US 4,223,173 ARohm and Haas Company · 1980