B28C 1/082
Dewatering
Official title: {Dewatering (B28C1/088 takes precedence); Using sieves}
B28C1/082 (Dewatering) appears on 5 US grants and 0 published applications in this corpus.
Search patents in B28C- Granted patents
- 5
- Published applications
- 0
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 24 Mar 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Evaporative concentration of clay slurries24 Mar 1998US 5,730,836 AComalco Aluminium Limited
- Process for producing a kaolin clay product29 Jun 1993US 5,223,463 AECC International Limited
- Method of concentrating slurried kaolin18 Aug 1987US 4,687,546 AGeorgia Kaolin Company, Inc.
- Method and apparatus for controlled removal of excess slurry from organic foam28 Apr 1981US 4,263,843 AAluminum Company of America
- Separation of particulate material from sludge, slurries and like flowable material16 Jan 1979US 4,134,820 AThe Electricity Council
No published applications in this class yet.
Most cited
By later US patents
- Method of concentrating slurried kaolin22US 4,687,546 AGeorgia Kaolin Company, Inc. · 1987
- Process for producing a kaolin clay product16US 5,223,463 AECC International Limited · 1993
- Evaporative concentration of clay slurries10US 5,730,836 AComalco Aluminium Limited · 1998
- Separation of particulate material from sludge, slurries and like flowable material8US 4,134,820 AThe Electricity Council · 1979
- Method and apparatus for controlled removal of excess slurry from organic foam3US 4,263,843 AAluminum Company of America · 1981