B03D 1/006
Hydrocarbons
B03D1/006 (Hydrocarbons) appears on 132 US grants and 56 published applications in this corpus.
Search patents in B03D- Granted patents
- 132
- Published applications
- 56
- Assignees
- 88
- Inventors
- 238
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 11 | 0 |
| 1982 | 5 | 0 |
| 1983 | 7 | 0 |
| 1984 | 11 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 3 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 3 |
| 2010 | 2 | 5 |
| 2011 | 2 | 1 |
| 2012 | 5 | 6 |
| 2013 | 2 | 0 |
| 2014 | 3 | 2 |
| 2015 | 2 | 5 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 3 |
| 2022 | 2 | 5 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 3 | 0 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Frothers for minerals recovery and methods of making and using same19 May 2026US 12,629,698 B2Syensqo SA
- Compounds, methods, and systems for benefication of rare earth elements by flotation and gravity concentration10 Mar 2026US 12,569,861 B2Colorado School of Mines
- Application of selenium-containing organic compounds in copper sulfide flotation collectors4 Nov 2025US 12,458,984 B2Guangxi University
- Collector composition and methods of using thereof16 Sep 2025US 12,415,190 B2Kraton Corporation
- Mixture of octene hydroformylation by-product and diesel, kerosene or C8-C20 olefins as collectors11 Mar 2025US 12,246,332 B2BASF SE
- Mining chemical collector compositions and processes for recovering metal from ore1 Oct 2026US 2026/0295598 A1Chevron Phillips Chemical Company LP
- Solid-solid separation of carbon from a hardly soluble alkaline earth sulfate2 Apr 2026US 2026/0094889 A1BASF SE
- Ammoniated polycarbamide separation aids for mineral flotation12 Mar 2026US 2026/0070068 A1Hexion Inc.
- Process and composition for treating an ore1 Jan 2026US 2026/0001087 A1
- Application of selenium-containing organic compounds in copper sulfide flotation collectors9 May 2024US 2024/0149276 A1Guangxi University
Most cited
By later US patents
- Low temperature bitumen recovery process113US 4,946,597 AEsso Resources Canada Limited · 1990
- Ambient froth flotation process for the recovery of bitumen from tar sand87US 4,425,227 AGNC Energy Corporation · 1984
- Promoters for froth flotation of coal56US 4,589,980 ASherex Chemical Company, Inc. · 1986
- Methods of increasing flotation rate43US 6,871,743 B2Mineral and Coal Technologies, Inc. · 2005
- Promotors for froth floatation of coal37US 4,678,562 ASherex Chemical Company, Inc. · 1987