B01D 17/04
Breaking emulsions
B01D17/04 (Breaking emulsions) appears on 2,094 US grants and 1,484 published applications in this corpus.
Search patents in B01D- Granted patents
- 2,094
- Published applications
- 1,484
- Assignees
- 1,054
- Inventors
- 4,049
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 35 | 0 |
| 1977 | 38 | 0 |
| 1978 | 34 | 0 |
| 1979 | 23 | 0 |
| 1980 | 29 | 0 |
| 1981 | 28 | 0 |
| 1982 | 38 | 0 |
| 1983 | 42 | 0 |
| 1984 | 37 | 0 |
| 1985 | 38 | 0 |
| 1986 | 39 | 0 |
| 1987 | 35 | 0 |
| 1988 | 34 | 0 |
| 1989 | 52 | 0 |
| 1990 | 33 | 0 |
| 1991 | 38 | 0 |
| 1992 | 43 | 0 |
| 1993 | 40 | 0 |
| 1994 | 28 | 0 |
| 1995 | 31 | 0 |
| 1996 | 33 | 0 |
| 1997 | 46 | 0 |
| 1998 | 43 | 0 |
| 1999 | 52 | 0 |
| 2000 | 69 | 0 |
| 2001 | 38 | 8 |
| 2002 | 29 | 39 |
| 2003 | 26 | 47 |
| 2004 | 30 | 46 |
| 2005 | 32 | 52 |
| 2006 | 34 | 40 |
| 2007 | 33 | 40 |
| 2008 | 24 | 32 |
| 2009 | 29 | 44 |
| 2010 | 31 | 42 |
| 2011 | 18 | 50 |
| 2012 | 31 | 39 |
| 2013 | 33 | 52 |
| 2014 | 37 | 60 |
| 2015 | 28 | 60 |
| 2016 | 48 | 81 |
| 2017 | 66 | 91 |
| 2018 | 62 | 86 |
| 2019 | 84 | 82 |
| 2020 | 69 | 101 |
| 2021 | 96 | 88 |
| 2022 | 64 | 82 |
| 2023 | 61 | 79 |
| 2024 | 58 | 47 |
| 2025 | 50 | 55 |
| 2026 | 25 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High-performance fabric for water/diesel separating filters22 Sep 2026US 12,741,236 B2Saati S.P.A.
- Separation and recovery device, separation and recovery method, development system, and developer recycling method15 Sep 2026US 12,736,883 B2Asahi Kasei Kabushiki Kaisha
- Water oil separator vessel with hydrophobic mesh tubes8 Sep 2026US 12,728,369 B2Saudi Arabian Oil Company
- Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity8 Sep 2026US 12,729,140 B2Ecolab USA Inc.
- Continuous and rapid perpetual electrostatic coalescence phase separation and demulsification of oil, water, and solids using plasma at standard conditions1 Sep 2026US 12,722,102 B2Lteoil LLC
- Devices, systems, and methods to manage an emulsion in a fluid collection and transportation system8 Oct 2026US 2026/0306969 A1Schlumberger Technology Corporation
- Adjustable spacing coalescing media plate for oil/water separation1 Oct 2026US 2026/0295465 A1Park Environmental Equipment, LLC
- Coalescing plate stack supports1 Oct 2026US 2026/0295466 A1Park Environmental Equipment, LLC
- Coalescing plate stacking support assembly1 Oct 2026US 2026/0295467 A1Park Environmental Equipment, LLC
- Cathodic protection system and method for oil and gas heater treater vessel1 Oct 2026US 2026/0297759 A1
Most cited
By later US patents
- Dense star polymers having core, core branches, terminal groups293US 4,507,466 AThe Dow Chemical Company · 1985
- Dense star polymers having two dimensional molecular diameter280US 4,587,329 AThe Dow Chemical Company · 1986
- Apparatus and method for separating particles from a cyclonic fluid flow270US 6,251,296 B1G. B. D. Corp. · 2001
- Dense star polymers and dendrimers260US 4,568,737 AThe Dow Chemical Company · 1986
- System for separating liquids250US 4,608,160 ANelson Industries, Inc. · 1986