C01G 28/023
Of ammonium, alkali or alkaline-earth metals or magnesium
Official title: {of ammonium, alkali or alkaline-earth metals or magnesium}
C01G28/023 (Of ammonium, alkali or alkaline-earth metals or magnesium) appears on 12 US grants and 4 published applications in this corpus.
Search patents in C01G- Granted patents
- 12
- Published applications
- 4
- Assignees
- 11
- Inventors
- 27
- Latest grant
- 1 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 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 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mixed conductor, electrochemical device, and method of preparing mixed conductor1 Mar 2022US 11,264,181 B2Samsung Electronics Co., Ltd.
- Solid state synthesis of lithium meta arsenite1 Feb 2005US 6,849,246 B2Council of Scientific and Industrial Research
- Process for the preparation of lithium hexafluoroarsenate27 Jan 2004US 6,682,712 B2Council of Scientific and Industrial Research
- Recovery of the components of group III-V material aqueous wastes26 Oct 1999US 5,972,073 AUniversity of Dayton
- Compositions and methods for waste treatment22 Jul 1997US 5,649,894 A
- Mixed conductor, electrochemical device,and method of preparing mixed conductor16 Apr 2020US 2020/0118769 A1Samsung Electronics Co., Ltd.
- Method for producing a poorly soluble calcium-arsenic compound26 Dec 2013US 2013/0341283 A1Outotec Oyj
- Process for the preparation of lithium hexafluoroarsenate9 Oct 2003US 2003/0190279 A1Council of Scientific and Industrial Research
- Solid state synthesis of lithium meta arsenate2 Oct 2003US 2003/0185745 A1Council of Scientific and Industrial Research
Most cited
By later US patents
- Removal of arsenic from aqueous solutions29US 4,366,128 ASherritt Gordon Mines Limited · 1982
- Compositions and methods for waste treatment27US 5,649,894 A1997
- Hydrometallurgical process for extracting metal values from complex ores containing arsenic and sulfur23US 4,405,569 ASulpetro Minerals Limited · 1983
- Process for recovering arsenic compounds by sodium hydroxide leaching13US 4,244,927 AHazen Research, Inc. · 1981
- Process for the extraction of arsenic from aqueous solutions containing alkali metal carbonate, sulfate and hydroxide or hydrogen carbonate and at least on metal including vanadium, uranium and molybdenum6US 4,485,075 AUranium Pechiney Ugine Kuhlmann · 1984