B03D 1/025
Adapted for the flotation of fines
Official title: {adapted for the flotation of fines}
B03D1/025 (Adapted for the flotation of fines) appears on 34 US grants and 38 published applications in this corpus.
Search patents in B03D- Granted patents
- 34
- Published applications
- 38
- Assignees
- 34
- Inventors
- 80
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 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 | 1 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 3 | 5 |
| 2017 | 3 | 2 |
| 2018 | 1 | 2 |
| 2019 | 1 | 4 |
| 2020 | 1 | 4 |
| 2021 | 2 | 5 |
| 2022 | 5 | 5 |
| 2023 | 2 | 2 |
| 2024 | 5 | 1 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flotation separation of fine coal particles from ash-forming particles11 Feb 2025US 12,220,711 B2Omnis Mineral Technologies, LLC
- Recovering valuable material from an ore29 Oct 2024US 12,128,425 B2Newcrest Mining Limited
- Systems and methods for removing micro-particles from a metalworking fluid24 Sep 2024US 12,098,349 B2Quaker Chemical Corporation
- Processes for utilisation of purified coal compositions as a chemical and thermal feedstock and cleaner burning fuel17 Sep 2024US 12,091,626 B2Arq IP Limited
- Systems and methods for removing micro-particles from a metalworking fluid17 Sep 2024US 12,091,632 B2Quaker Chemical Corporation
- Flotation method for recovery of copper oxide ore with full-size fractions16 Jul 2026US 2026/0199908 A1Kunming University of Science and Technology
- Fuel oil / particulate material slurry compositions and processes31 Jul 2025US 2025/0243420 A1Arq IP Limited
- Vortex mineralization-static separation flotation device and flotation method22 May 2025US 2025/0161957 A1China University of Mining and Technology
- Increasing flotation recovery and throughput7 Nov 2024US 2024/0367180 A1
- Systems and Methods for Removing Micro-Particles from a Metalworking Fluid2 Nov 2023US 2023/0348811 A1Quaker Chemical Corporation
Most cited
By later US patents
- Process and apparatus for separating fine particles by microbubble flotation together with a process and apparatus for generation of microbubbles82US 4,981,582 AVirginia Tech Intellectual Properties, Inc. · 1991
- Recovery of copper values from copper ores56US 6,319,389 B1Hydromet Systems, L.L.C. · 2001
- Process for removing impurities from kaolin clays18US 5,522,986 AThiele Kaolin Company · 1996
- Selective flocculation process for the recovery of phosphate15US 4,690,752 AResource Technology Associates · 1987
- Fuel oil compositions and processes11US 9,777,235 B2Allard Services Limited · 2017