B01D 33/0133
Arranged for outward flow filtration
Official title: {arranged for outward flow filtration}
B01D33/0133 (Arranged for outward flow filtration) appears on 9 US grants and 4 published applications in this corpus.
Search patents in B01D- Granted patents
- 9
- Published applications
- 4
- Assignees
- 10
- Inventors
- 22
- Latest grant
- 14 Jan 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Filtering device14 Jan 2020US 10,532,300 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Apparatus and method for separating solids from a solids laden liquid19 Jun 2012US 8,201,693 B2National Oilwell Varco, L. P.
- Spring cutter-separator19 Mar 2002US 6,357,681 B1The Board of Regents for Oklahoma State University
- Reciprocal movable screens in a vertically elongated vessel28 Oct 1997US 5,681,453 AKvaerner Pulping Technologies Aktiebolag
- Screening device20 Aug 1996US 5,547,570 AKvaerner Pulping Technologies AB
- Extraction of organics from waste material2 Jan 2025US 2025/0001475 A1Anaergia Inc.
- Filter unit, textile treatment apparatus and method14 Dec 2023US 2023/0398474 A1Xeros Limited
- Filtering device31 Aug 2017US 2017/0246566 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Apparatus and method for separating solids from a solids laden liquid10 Dec 2009US 2009/0301939 A1National Oilwell Varco, L. P.
Most cited
By later US patents
- Apparatus and method for separating solids from a solids laden liquid18US 8,201,693 B2National Oilwell Varco, L. P. · 2012
- Industrial filtration apparatus and method for the separation of solids from a fluid stream10US 5,439,598 ANorth West Water Group PLC · 1995
- Double diffuser with backflush pistons9US 4,971,694 AKamyr, Inc. · 1990
- Screening device4US 5,547,570 AKvaerner Pulping Technologies AB · 1996
- Atmospheric diffuser improved lower screens backflushing1US 5,116,476 AKamyr, Inc. · 1992