C22B 34/1254
Using basic solutions or liquors
Official title: {using basic solutions or liquors}
C22B34/1254 (Using basic solutions or liquors) appears on 5 US grants and 3 published applications in this corpus.
Search patents in C22B- Granted patents
- 5
- Published applications
- 3
- Assignees
- 7
- Inventors
- 17
- Latest grant
- 20 Mar 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processes for producing titanium dioxide20 Mar 2012US 8,137,647 B2E. I. Du Pont de Nemours and Company
- Process for the production of titanium concentrate from anatase ores with high utilization of the iron contents of the ore12 Feb 2002US 6,346,223 B2Companhia Vale Do Rio Doce
- Process for alkaline leaching a titaniferous material23 Mar 1999US 5,885,536 ATechnological Resources Pty. Limited
- Titanium extraction2 May 1995US 5,411,574 ACommonwealth Scientific and Ind. Research Org.
- Method of preparing a synthetic rutile from a titaniferous slag containing magnesium values5 Nov 1991US 5,063,032 AQit-Fer et Titane Inc.
- Producing silica nanoparticles during mineral carbonation1 Oct 2026US 2026/0296902 A1Wisconsin Alumni Research Foundation
- Processes for producing titanium dioxide3 Jul 2008US 2008/0159933 A1E. I. DuPont de Nemours and Company
- Process for the production titanium concentrate having a chemical composition similar to ilmenite from highly impure anatase ores13 Dec 2001US 2001/0051120 A1Companhia Vale Do Rio Doce
Most cited
By later US patents
- Titanium extraction9US 5,411,574 ACommonwealth Scientific and Ind. Research Org. · 1995
- Method of preparing a synthetic rutile from a titaniferous slag containing magnesium values8US 5,063,032 AQit-Fer et Titane Inc. · 1991
- Process for the production of titanium concentrate from anatase ores with high utilization of the iron contents of the ore5US 6,346,223 B2Companhia Vale Do Rio Doce · 2002
- Processes for producing titanium dioxide3US 8,137,647 B2E. I. Du Pont de Nemours and Company · 2012
- Process for alkaline leaching a titaniferous material2US 5,885,536 ATechnological Resources Pty. Limited · 1999