C04B 33/10
Eliminating iron or lime
C04B33/10 (Eliminating iron or lime) appears on 35 US grants and 9 published applications in this corpus.
Search patents in C04B- Granted patents
- 35
- Published applications
- 9
- Assignees
- 24
- Inventors
- 79
- Latest grant
- 17 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Elaboration of an advanced ceramic made of recycled industrial steel waste17 Oct 2023US 11,787,745 B2Khalifa University of Science and Technology
- Three-dimensional printed objects with optimized particles for sintering and controlled porosity20 Apr 2021US 10,981,326 B1Tethon Incorporated
- Method for the production of solid surfaces for construction2 Apr 2019US 10,245,763 B2Cosentino Research & Development, S.L.
- Process for producing honeycomb structure10 Mar 2015US 8,974,723 B2NGK Insulators, Ltd.
- Method of treating an aqueous suspension of kaolin1 Oct 2013US 8,545,787 B2Imerys Pigments, Inc.
- Ceramic production and purification equipment7 May 2020US 2020/0141651 A1
- Elaboration of an advanced ceramic made of recycled industrial steel waste20 Feb 2020US 2020/0055781 A1Khalifa University of Science and Technology
- Beneficiating process17 Nov 2016US 2016/0332916 A1Imerys Ceramics France
- Method for the production of solid surfaces for construction30 Jul 2015US 2015/0209984 A1Cosentino Research Ana Development, S.L
- Method for manufacturing ceramic product13 Dec 2012US 2012/0313297 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Methods of clay benefication38US 4,227,920 AYara Engineering Corporation · 1980
- Method for beneficiating discolored kaolin to produce high brightness coating clay33US 5,685,900 AECC International Limited · 1997
- Brick and method of making same22US 4,120,735 AGilbert Associates, Inc. · 1978
- Kaolin clays and methods of making and using same18US 6,312,511 B1Imerys Kaolin, Inc. · 2001
- Method for improving clay brightness utilizing magnetic separation16US 3,974,067 AAnglo-American Clays Corporation · 1976