B01F 25/821
By means of conduits having inlet openings at different levels
Official title: {by means of conduits having inlet openings at different levels}
B01F25/821 (By means of conduits having inlet openings at different levels) appears on 26 US grants and 6 published applications in this corpus.
Search patents in B01F- Granted patents
- 26
- Published applications
- 6
- Assignees
- 15
- Inventors
- 38
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 3 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mixing silo for bulk material, production plant with a mixing silo of this type and method for operating a mixing silo of this type8 Sep 2026US 12,728,398 B2Coperion GmbH
- Method for producing particle mixture5 Dec 2023US 11,833,482 B2Sumitomo Seika Chemicals Co., Ltd.
- Water separation in flowlines or trunk lines6 Dec 2022US 11,517,863 B2Saudi Arabian Oil Company
- Water separation in flowlines or trunk lines28 Jul 2020US 10,722,854 B2Saudi Arabian Oil Company
- Blender with virtual baffle of particulate material2 May 1995US 5,411,332 A
- Mixing silo for bulk material, production plant with a mixing silo of this type and method for operating a mixing silo of this type27 Jul 2023US 2023/0234009 A1Coperion GmbH
- Water separation in flowlines or trunk lines29 Oct 2020US 2020/0338508 A1Saudi Arabian Oil Company
- Method for producing particle mixture7 May 2020US 2020/0139315 A1Sumitomo Seika Chemicals Co., Ltd.
- Low Complexity Flow Control in a Microfluidic Mixer7 May 2020US 2020/0139321 A1Precision NanoSystems Inc.
- Water separation in flowlines or trunk lines7 Jun 2018US 2018/0154318 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method and apparatus for the blending of granular materials19US 4,285,602 AUnion Carbide Corporation · 1981
- Process and gravity feed mixer for mixing bulk materials in a container18US 4,478,517 AWaeschle Maschinenfabrik GmbH · 1984
- Method and apparatus for blending and withdrawing solid particulate material from a vessel14US 5,104,229 AFuller Company · 1992
- Blending of particulate materials12US 4,068,828 APhillips Petroleum Company · 1978
- Method and apparatus for blending solids or the like9US 4,473,300 APhillips Petroleum Company · 1984