B01F 25/4423
The surfaces being part of a valve construction, formed by opposed members
Official title: {the surfaces being part of a valve construction, formed by opposed members in contact, e.g. automatic positioning caused by spring pressure}
B01F25/4423 (The surfaces being part of a valve construction, formed by opposed members) appears on 30 US grants and 35 published applications in this corpus.
Search patents in B01F- Granted patents
- 30
- Published applications
- 35
- Assignees
- 21
- Inventors
- 59
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 4 |
| 2011 | 4 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 4 |
| 2015 | 2 | 4 |
| 2016 | 1 | 4 |
| 2017 | 0 | 0 |
| 2018 | 3 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Valve18 Mar 2025US 12,253,183 B2Gea Mechanical Equipment Italia S.P.A.
- Foam formation device and method23 Apr 2019US 10,265,266 B2V. V. T. Med Ltd.
- Homogenising process and apparatus with flow reversal25 Dec 2018US 10,159,946 B2Gea Mechanical Equipment Italia S.P.A.
- Homogenizing valve for removing fibers from fibrous fluids11 Dec 2018US 10,151,398 B2Gea Mechanical Equipment Italia S.P.A.
- Method and apparatus for changing spacers2 Oct 2018US 10,086,341 B2Lisec Austria GmbH
- Improved process and device for making aqueous wellbore treating fluids15 May 2025US 2025/0154838 A1BASF SE
- Valve1 Feb 2024US 2024/0035577 A1Gea Mechanical Equipment Italia S.P.A.
- Method and Device for Producing a Carbonated Beverage22 Dec 2022US 2022/0401897 A1
- Condition monitoring system and method for homogenizers22 Dec 2016US 2016/0367954 A1Tetra Laval Holdings & Finance S. A.
- Foam formation device and method1 Sep 2016US 2016/0250143 A1V. V. T. Med Ltd.
Most cited
By later US patents
- System for producing emulsions32US 4,018,426 APetrolite Corporation · 1977
- Homogenization device and method of using same26US 7,314,306 B2Five Star Technologies, Inc. · 2008
- Homogenizing method25US 4,352,573 AGaulin Corporation · 1982
- Homogenization device and method of using same25US 6,802,639 B2Five Star Technologies, Inc. · 2004
- Emulsification/dispersion system using multistage depressurization module and method for producing emulsified/dispersed liquid22US 7,284,899 B22007