B01D 29/826
Using rollers
Official title: {using rollers}
B01D29/826 (Using rollers) appears on 5 US grants and 2 published applications in this corpus.
Search patents in B01D- Granted patents
- 5
- Published applications
- 2
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 30 Jun 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for treating a slurry by separating solids from liquids30 Jun 2020US 10,695,697 B2Rotecna, S.A.
- Dam fed unrollable media filter subsequently folded along its length and rewound14 Aug 2001US 6,273,270 B1Omega SA
- Unrollable media filtration with subsequent folding and pressing of media5 Jun 2001US 6,241,900 B1Omega SA
- Dehydration of sludge by injecting sludge into a sequentially connected series of permeable bags and then squeezing the bags14 Nov 2000US 6,146,540 AOmega SA
- Upright tubular filter unit and method of separation using the filter unit20 Jul 1999US 5,925,258 AWater Research Commission
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
- Dam fed unrollable media filter subsequently folded along its length and rewound8US 6,273,270 B1Omega SA · 2001
- Upright tubular filter unit and method of separation using the filter unit5US 5,925,258 AWater Research Commission · 1999