B01F 35/83
By controlling the ratio of two or more flows
Official title: by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
B01F35/83 (By controlling the ratio of two or more flows) appears on 512 US grants and 501 published applications in this corpus.
Search patents in B01F- Granted patents
- 512
- Published applications
- 501
- Assignees
- 418
- Inventors
- 1,219
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 8 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 9 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 13 | 0 |
| 2001 | 15 | 3 |
| 2002 | 10 | 10 |
| 2003 | 14 | 13 |
| 2004 | 10 | 19 |
| 2005 | 8 | 35 |
| 2006 | 7 | 18 |
| 2007 | 7 | 23 |
| 2008 | 13 | 16 |
| 2009 | 11 | 17 |
| 2010 | 11 | 13 |
| 2011 | 7 | 12 |
| 2012 | 7 | 10 |
| 2013 | 11 | 22 |
| 2014 | 7 | 15 |
| 2015 | 18 | 27 |
| 2016 | 16 | 15 |
| 2017 | 23 | 18 |
| 2018 | 9 | 18 |
| 2019 | 16 | 37 |
| 2020 | 23 | 27 |
| 2021 | 19 | 20 |
| 2022 | 18 | 29 |
| 2023 | 24 | 22 |
| 2024 | 21 | 20 |
| 2025 | 20 | 36 |
| 2026 | 15 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods and systems for in-line mixing of hydrocarbon liquids8 Sep 2026US 12,728,394 B2Marathon Petroleum Company LP
- Resistivity adjustment device and resistivity adjustment method11 Aug 2026US 12,702,961 B2DIC Corporation
- Frozen food dispensing system that limits internal clean-in-place operations4 Aug 2026US 12,696,910 B1Forte Supply LLC
- Device for incorporation of pulverulent materials, especially dust-explosive pulverulent materials, into a liquid, especially an inflammable liquid28 Jul 2026US 12,691,426 B2Sherwin-Williams Coatings Deutschland GmbH
- Admixing system for fire-extinguishing systems and method for operating such an admixing system2 Jun 2026US 12,642,999 B2Firedos GmbH
- Premixing apparatus17 Sep 2026US 2026/0273486 A1Rinnai Corporation
- Method for a dynamic in-line mixing process19 Mar 2026US 2026/0077321 A1
- Batching method and system19 Mar 2026US 2026/0077325 A1Initech Co., Ltd.
- Batch-process gas mixer29 Jan 2026US 2026/0027528 A1
- Brine mixing systems and methods29 Jan 2026US 2026/0027531 A1Schlumberger Technology Corporation
Most cited
By later US patents
- Dissolved oxygen control system for aquaculture249US 10,219,491 B2Pentair Water Pool and Spa, Inc. · 2019
- Method and machine for batching coloring agents into paints and varnishes168US 4,705,083 ACorob S.R.L. Automatic Machinery Project · 1987
- Gas mixing apparatus for respirator162US 5,544,674 AInfrasonics, Inc. · 1996
- Microprocessor controlled liquid chemical delivery system and method158US 5,014,211 ADiversey, Inc. · 1991
- Gas mixing apparatus for respirator158US 5,671,767 AInfrasonics, Inc. · 1997