B01D 29/093
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}
B01D29/093 (Combined with means to fasten the opposite edges of the filtering band) appears on 11 US grants and 5 published applications in this corpus.
Search patents in B01D- Granted patents
- 11
- Published applications
- 5
- Assignees
- 5
- Inventors
- 13
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 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 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Liquid filtering bag30 Sep 2025US 12,427,449 B2
- Liquid filtering bag30 Apr 2024US 11,969,674 B2
- Fastening element for two-dimensional fibre material and method for fastening two-dimensional fibre material23 Oct 2012US 8,291,554 B2Sefar AG
- Connector arrangement, connector element and method of producing the same24 Aug 2010US 7,779,995 B2Sefar AG
- Pressure filter apparatus12 May 2009US 7,531,086 B2FLSmidth A/S
- Liquid filtering bag22 Feb 2024US 2024/0058728 A1
- Liquid Filtering Bag7 Dec 2023US 2023/0390674 A1
- Fastening element for two-dimensional fibre material and method for fastening two-dimensional fibre material15 Apr 2010US 2010/0088864 A1Sefar AG
- Connector Arrangement, Connector Element and Method of Producing the Same29 Oct 2009US 2009/0266686 A1Sefar AG
- Pressure filter apparatus18 May 2006US 2006/0102545 A1FLSmidth A/S
Most cited
By later US patents
- 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
- Unrollable media filtration with subsequent folding and pressing of media12US 6,241,900 B1Omega SA · 2001
- Concentrating method and means therefor9US 5,725,783 ASunds Defibrator Industries Aktiebolag · 1998
- Dam fed unrollable media filter subsequently folded along its length and rewound8US 6,273,270 B1Omega SA · 2001
- Waste treatment system6US 4,147,114 AThiokol Corporation · 1979