C01B 13/16
Purification
C01B13/16 (Purification) appears on 16 US grants and 9 published applications in this corpus.
Search patents in C01B- Granted patents
- 16
- Published applications
- 9
- Assignees
- 14
- Inventors
- 42
- Latest grant
- 13 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Carbon dioxide capture, products incorporating or produced using captured carbon dioxide, and economic benefits associated with such products13 Feb 2024US 11,897,765 B28 Rivers Capital, LLC
- Method of purifying metal oxide particles and uses thereof8 Mar 2022US 11,267,723 B2Royal Melbourne Institute of Technology
- Precise modifying method for fine particle dispersion liquid7 Sep 2021US 11,111,145 B2M. Technique Co., Ltd.
- Precise modifying method for fine particle dispersion liquid18 May 2021US 11,008,216 B2M. Technique Co., Ltd.
- Methods and apparatus for metal recovery from slag8 Jan 2019US 10,174,403 B2Hatch Ltd.
- Carbon dioxide capture, products incorporating or produced using captured carbon dioxide, and economic benefits associated with such products31 Dec 2020US 2020/0407222 A18 Rivers Capital, LLC
- A method of purifying metal oxide particles and uses thereof25 Jul 2019US 2019/0225491 A1Royal Melbourne Institute of Technology
- Precise modifying method for fine particle dispersion liquid31 Jan 2019US 2019/0031508 A1M. Technique Co., Ltd.
- Precise modifying method for fine particle dispersion liquid31 Jan 2019US 2019/0031509 A1M. Technique Co., Ltd.
- Methods and apparatus for metal recovery from slag21 Dec 2017US 2017/0362680 A1Hatch Ltd.
Most cited
By later US patents
- Method for making high purity and free flowing metal oxides powder47US 7,931,836 B2Sulzer Metco (US), Inc. · 2011
- Method for producing high purity hydroxides and alkoxides33US 5,389,211 ASachem, Inc. · 1995
- Capacitor grade powders10US 6,659,283 B1Wilson Greatbatch Ltd. · 2003
- High purity and free flowing metal oxides powder8US 8,518,358 B2Sulzer Metco (US), Inc. · 2013
- Magnetic separation to improve purity of iron oxide pigments4US 4,378,252 ABayer Aktiengesellschaft · 1983