C01D 1/34
With selective solvents
Official title: with selective solvents
C01D1/34 (With selective solvents) appears on 3 US grants and 3 published applications in this corpus.
Search patents in C01D- Granted patents
- 3
- Published applications
- 3
- Assignees
- 5
- Inventors
- 10
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 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 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Layered double hydroxide electride and method for producing same29 Jul 2025US 12,371,336 B2Japan Science and Technology Agency
- Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities2 Aug 2011US 7,988,831 B2Yeou Fa Chemical Co., Ltd.
- Method for recovering potassium hydroxide and zinc oxide from potassium zincate solutions25 Jan 1977US 4,005,061 ACompagnie Royale Asturienne des Mines
- Layered double hydroxide electride and method for producing same16 Mar 2023US 2023/0083938 A1Japan Science and Technology Agency
- Method for regenerating alkaline solutions26 Jan 2017US 2017/0025685 A1Phinergy Ltd.
- Method for purifying an aqueous patassium hydroxide solution having rich silicon impurities11 Feb 2010US 2010/0032281 A1Yeou Fa Chemical Co., Ltd.
Most cited
By later US patents