B01F 25/435
Mixing tubes composed of concentric tubular members
B01F25/435 (Mixing tubes composed of concentric tubular members) appears on 69 US grants and 65 published applications in this corpus.
Search patents in B01F- Granted patents
- 69
- Published applications
- 65
- Assignees
- 53
- Inventors
- 138
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 2 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 4 |
| 2014 | 3 | 7 |
| 2015 | 4 | 0 |
| 2016 | 1 | 3 |
| 2017 | 0 | 2 |
| 2018 | 5 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 9 |
| 2021 | 6 | 2 |
| 2022 | 4 | 5 |
| 2023 | 2 | 5 |
| 2024 | 4 | 6 |
| 2025 | 6 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Static mixer assembly for ph-modification in geothermal power plants21 Nov 2024US 2024/0382913 A1Thermochem, Inc.
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Most cited
By later US patents
- Method and apparatus for the formation of particles107US 5,851,453 AUniversity of Bradford · 1998
- High/low viscosity static mixer and method59US 5,597,236 AChemineer, Inc. · 1997
- Method and apparatus for static type fluid mixing46US 4,043,539 ATexaco Inc. · 1977
- Flow device for an exhaust system30US 8,499,548 B2Donaldson Company, Inc. · 2013
- Leachate and wastewater remediation system26US 6,960,301 B2New Earth Systems, Inc. · 2005