B01D 33/0565
Combined with means to fasten the opposite edges of the filtering band
Official title: {combined with means to fasten the opposite edges of the filtering band together, e.g. Zipper}
B01D33/0565 (Combined with means to fasten the opposite edges of the filtering band) appears on 22 US grants and 16 published applications in this corpus.
Search patents in B01D- Granted patents
- 22
- Published applications
- 16
- Assignees
- 14
- Inventors
- 29
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid and solid material separator9 Dec 2025US 12,491,456 B2Schlumberger Technology Corporation
- Fluid and solid material separator10 Sep 2024US 12,083,457 B2Schlumberger Technology Corporation
- Fluid and solid material separator15 Aug 2023US 11,724,217 B2Schlumberger Technology Corporation
- Elongate structure2 Jun 2020US 10,668,413 B2Z-Filter Pty Ltd
- Materials handling and treatment5 Jul 2016US 9,381,454 B2Z-Filter Pty Ltd
- Micro-fibre filter cartridge and filter unit23 Jul 2026US 2026/0208078 A1
- Fluid and Solid Material Separator2 Jan 2025US 2025/0001334 A1Schlumberger Technology Corporation
- Fluid and Solid Material Separator19 Oct 2023US 2023/0330570 A1Schlumberger Technology Corporation
- Fluid and Solid Material Separator23 Sep 2021US 2021/0291086 A1Schlumberger Technology Corporation
- Separation apparatus and method17 May 2018US 2018/0133628 A1Z-Filter Pty Ltd
Most cited
By later US patents
- Weir box for drilling mud separation unit18US 6,244,362 B12001
- Filter and filter medium used in said filter17US 5,433,851 ARoki Techno Co., Ltd. · 1995
- Method of separating a solid-liquid mixture by wringing a twisted filter belt enclosing the mixture16US 5,520,824 AKaneto Shoji Co. · 1996
- Continuous tubular filter and method of using the same15US 4,039,450 A1977
- Dehydration of sludge by injecting sludge into a sequentially connected series of permeable bags and then squeezing the bags12US 6,146,540 AOmega SA · 2000