B03D 1/1481
With a plurality of parallel plates
Official title: {with a plurality of parallel plates}
B03D1/1481 (With a plurality of parallel plates) appears on 87 US grants and 35 published applications in this corpus.
Search patents in B03D- Granted patents
- 87
- Published applications
- 35
- Assignees
- 54
- Inventors
- 153
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 4 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 4 |
| 2021 | 2 | 5 |
| 2022 | 5 | 4 |
| 2023 | 0 | 0 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Separation of fluids containing solids28 Apr 2026US 12,611,678 B2World Water Works, Inc.
- Separator apparatus and feed arrangement for increased capacity4 Nov 2025US 12,458,980 B2FLSmidth A/S
- Conductive nanostructure purification1 Apr 2025US 12,263,529 B2Pine Castle Investments Limited
- Algae separation system8 Oct 2024US 12,110,237 B2
- Method for separating low density particles from feed slurries14 May 2024US 11,981,584 B2Newcastle Innovation Limited
- Separation of fluids containing solids13 Aug 2026US 2026/0233236 A1World Water Works, Inc.
- Algae separation system12 Jun 2025US 2025/0187944 A1Aecom
- Apparatus and method for reagentizing and aerating feed to flotation machines14 Nov 2024US 2024/0375122 A1FLSmidth A/S
- Separator apparatus and feed arrangement for increased capacity17 Nov 2022US 2022/0362785 A1FLSmidth A/S
- Conductive nanostructure purification2 Jun 2022US 2022/0168807 A1Cambrios Film Solutions Corporation
Most cited
By later US patents
- Water clarifying apparatus57US 4,931,175 ALenox Institute for Research, Inc. · 1990
- Method of removing dispersed oil from an oil in water emulsion employing aerated solutions within a coalescing media53US 5,656,173 ANational Tank Company · 1997
- Flotation method and apparatus38US 4,216,085 AIowa Beef Processors, Inc. · 1980
- Apparatus and process for the gas flotation purification of oil-contaminated water38US 4,800,025 APony Industries, Inc. · 1989
- Method for purifying sewage36US 5,614,102 A1997