B01D 29/356
Open-ended, the arrival of the mixture to be filtered and the discharge
Official title: {open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element}
B01D29/356 (Open-ended, the arrival of the mixture to be filtered and the discharge) appears on 76 US grants and 43 published applications in this corpus.
Search patents in B01D- Granted patents
- 76
- Published applications
- 43
- Assignees
- 47
- Inventors
- 142
- Latest grant
- 22 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 1 |
| 2012 | 3 | 3 |
| 2013 | 2 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 3 |
| 2018 | 1 | 2 |
| 2019 | 1 | 5 |
| 2020 | 5 | 4 |
| 2021 | 3 | 4 |
| 2022 | 4 | 2 |
| 2023 | 3 | 1 |
| 2024 | 3 | 2 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Slurry filtering apparatus and coating system22 Oct 2024US 12,121,833 B2Contemporary Amperex Technology Co., Limited
- Solid-liquid separation device2 Jul 2024US 12,024,448 B2Amcon, Inc.
- Rotary screw blancher13 Feb 2024US 11,896,021 B2Lyco Manufacturing, Inc.
- Multi plate screw press sludge dewatering machine21 Nov 2023US 11,820,096 B2Shanghai Techase Environment Protection Co., Ltd.
- System for treating wash waste liquid, adapted for application in a continuous tunnel washing machine in the field of preclinical pharmaceutical research16 May 2023US 11,648,592 B2Iwt S.R.L.
- Human waste collection and separation system20 Feb 2025US 2025/0059078 A1Georgia Tech Research Corporation
- High pressure filter apparatus and related methods11 Jul 2024US 2024/0227001 A9Entegris, Inc.
- High pressure filter apparatus and related methods25 Apr 2024US 2024/0131579 A1Entegris, Inc.
- Slurry filtering apparatus and coating system10 Aug 2023US 2023/0249105 A1Contemporary Amperex Technology Co., Limited
- Solid-liquid separation device3 Mar 2022US 2022/0064044 A1Amcon, Inc.
Most cited
By later US patents
- Pneumatic hydro-pulse filter system and method of operation81US 4,552,669 AMott Metallurgical Corporation · 1985
- Structure for filter or heat exchanger, composed of a fused single crystal acicular ceramic50US 5,194,154 AThe Dow Chemical Company · 1993
- In-line agricultural water filter with diverter tube and flush valve47US 5,863,443 A1999
- Clarifier and screw compactor liquid-solid separator28US 4,871,449 A1989
- Process of producing multiple-layer filter medium26US 4,719,058 ANGK Insulators, Ltd. · 1988