Y10S 494/902
Involving the use of mercury
Official title: involving the use of mercury
Y10S494/902 (Involving the use of mercury) appears on 6 US grants and 0 published applications in this corpus.
Search patents in Y10S- Granted patents
- 6
- Published applications
- 0
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 29 Nov 1994
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of extraction of mercury and gold from mine tailings29 Nov 1994US 5,368,541 A
- Novel hybrid isotope separation scheme and apparatus18 Jun 1991US 5,024,739 AGTE Products Corporation
- Method particularly intended for separating mercury compounds and mercury alloys in solid particle form from a fluid, and an apparatus for carrying out the method2 Nov 1982US 4,356,959 AScania Dental AB
- Placer mineral concentrator and process31 Aug 1982US 4,347,130 A
- Method of and apparatus for extraction of gold from placer gravel5 May 1981US 4,265,743 A
No published applications in this class yet.
Most cited
By later US patents
- Method of extraction of mercury and gold from mine tailings22US 5,368,541 A1994
- Method of and apparatus for extraction of gold from placer gravel7US 4,265,743 A1981
- Placer mineral concentrator and process7US 4,347,130 A1982
- Method particularly intended for separating mercury compounds and mercury alloys in solid particle form from a fluid, and an apparatus for carrying out the method6US 4,356,959 AScania Dental AB · 1982
- Novel hybrid isotope separation scheme and apparatus4US 5,024,739 AGTE Products Corporation · 1991