B01D 33/804
Integrally combined with devices for controlling the filtration
Official title: {integrally combined with devices for controlling the filtration}
B01D33/804 (Integrally combined with devices for controlling the filtration) appears on 187 US grants and 111 published applications in this corpus.
Search patents in B01D- Granted patents
- 187
- Published applications
- 111
- Assignees
- 143
- Inventors
- 397
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 8 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 3 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 3 | 4 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 2 |
| 2010 | 4 | 3 |
| 2011 | 2 | 3 |
| 2012 | 0 | 3 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 4 |
| 2016 | 2 | 6 |
| 2017 | 0 | 2 |
| 2018 | 5 | 4 |
| 2019 | 2 | 9 |
| 2020 | 6 | 9 |
| 2021 | 3 | 10 |
| 2022 | 6 | 12 |
| 2023 | 3 | 3 |
| 2024 | 7 | 5 |
| 2025 | 9 | 7 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Brine injection system with improved filtering system8 Sep 2026US 12,728,372 B2Gea Food Solutions Bakel B.V.
- Method of filtrating liquid, and filtration apparatus for filtrating liquid25 Aug 2026US 12,714,956 B2Renasys AS
- Concentration device and concentration method17 Feb 2026US 12,553,019 B2Murata Manufacturing Co., Ltd.
- Hydro excavation vacuum apparatus and fluid storage and supply systems thereof12 Aug 2025US 12,385,215 B2Vermeer Manufacturing Company
- Separator monitoring and control5 Aug 2025US 12,377,373 B2National Oilwell Varco, L. P.
- Device for cleaning liquid media using vacuum belt filters1 Oct 2026US 2026/0295478 A1
- Device and method for automatically recovering logging data storage1 Oct 2026US 2026/0295480 A1China Petroleum & Chemical Corporation
- Screening device, method for detecting a sag of an endless drive element, and use of a position sensor16 Jul 2026US 2026/0199812 A1Huber SE
- Machine chip and coolant flow cleaning system for endless belt conveyor9 Jul 2026US 2026/0192409 A1Mayfran International B.V.
- Rotary Disc Filter Having a High Pressure Media Cleaning System21 May 2026US 2026/0138065 A1Veolia Water Solutions & Technologies Support
Most cited
By later US patents
- Removal of rock cuttings while drilling utilizing an automatically adjustable shaker system71US 4,809,791 AUniversity of Southwestern Louisiana · 1989
- Drilling mud cleaning apparatus56US 4,350,591 A1982
- Installation for the mechanical-biological purification of waste water50US 4,090,965 AMecafina S.A. · 1978
- Cleaning device for waste water48US 6,942,786 B1Salnes Filter AS · 2005
- Backwash apparatus for multi element filter unit46US 4,642,188 ADover Corporation · 1987