B01D 24/4846
Retarding cake deposition on the filter during the filtration period
Official title: {Retarding cake deposition on the filter during the filtration period, e.g. using stirrers (B01D24/407 takes precedence)}
B01D24/4846 (Retarding cake deposition on the filter during the filtration period) appears on 2 US grants and 0 published applications in this corpus.
Search patents in B01D- Granted patents
- 2
- Published applications
- 0
- Assignees
- 2
- Inventors
- 4
- Latest grant
- 3 Feb 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
By publication year. Applications have been published since 2001.
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No published applications in this class yet.
Most cited
By later US patents