B03D 1/1468
Discharge mechanisms for the sediments
Official title: {Discharge mechanisms for the sediments}
B03D1/1468 (Discharge mechanisms for the sediments) appears on 85 US grants and 62 published applications in this corpus.
Search patents in B03D- Granted patents
- 85
- Published applications
- 62
- Assignees
- 74
- Inventors
- 177
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 3 | 0 |
| 2004 | 1 | 5 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 4 |
| 2010 | 2 | 3 |
| 2011 | 0 | 9 |
| 2012 | 2 | 3 |
| 2013 | 4 | 4 |
| 2014 | 3 | 1 |
| 2015 | 5 | 3 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 0 |
| 2020 | 3 | 4 |
| 2021 | 1 | 4 |
| 2022 | 3 | 1 |
| 2023 | 1 | 0 |
| 2024 | 4 | 2 |
| 2025 | 1 | 5 |
By publication year. Applications have been published since 2001.
Recent patents
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- Process of transforming waste material into useful material9 Apr 2024US 11,952,715 B2Bouldin Corporation
- Separation device and method to separate contaminants from contaminated water19 Mar 2024US 11,931,677 B2Hydra Water AB
- Flotation device12 Mar 2024US 11,925,884 B2Valmet Technologies Oy
- Process of transforming waste material into useful material29 May 2025US 2025/0171957 A1Bouldin Corporation
- Vortex mineralization-static separation flotation device and flotation method22 May 2025US 2025/0161957 A1China University of Mining and Technology
- Flotation unit and flotation method24 Apr 2025US 2025/0128272 A1Metso Finland Oy
- Removably attachable skimming mechanism10 Apr 2025US 2025/0114800 A1Dhi - Dalbo Holdings, Inc. & Subsidiaries
- Reaction and separation apparatus13 Feb 2025US 2025/0050243 A1Bioly Limited
Most cited
By later US patents
- Apparatus for dissolved air floatation and similar gas-liquid contacting operations64US 5,382,358 A1995
- Recirculating column flotation apparatus35US 5,431,286 AInco Limited · 1995
- Method and apparatus for treating animal waste and wastewater34US 7,005,068 B2Hoffland Environmental, Inc. · 2006
- Dissolved air floatation system33US 3,932,282 ATenco Hydro/Aerosciences, Inc. · 1976
- Method of separating hydrocarbons from mineral substrates33US 6,576,145 B2Continuum Environmental, Inc. · 2003