C04B 7/436
Special arrangements for treating part or all of the cement kiln dust
Official title: {Special arrangements for treating part or all of the cement kiln dust}
C04B7/436 (Special arrangements for treating part or all of the cement kiln dust) appears on 44 US grants and 43 published applications in this corpus.
Search patents in C04B- Granted patents
- 44
- Published applications
- 43
- Assignees
- 27
- Inventors
- 93
- Latest grant
- 19 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 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 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 3 |
| 2012 | 1 | 4 |
| 2013 | 1 | 5 |
| 2014 | 5 | 3 |
| 2015 | 3 | 4 |
| 2016 | 4 | 2 |
| 2017 | 4 | 4 |
| 2018 | 6 | 2 |
| 2019 | 2 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sorting device19 Nov 2024US 12,145,895 B2Taiheiyo Engineering Corporation Taiheiyo Cement Corporation
- Exhaust gas pollution reduction29 Mar 2022US 11,285,440 B2Mercury Capture Intellectual Property, LLC
- Method and device for treating and utilizing bypass dusts28 Apr 2020US 10,633,283 B2Holcim Technology Ltd
- Cement kiln exhaust gas pollution reduction4 Jun 2019US 10,307,711 B2Mercury Capture Intellectual Property, LLC
- Process and device for separating off a volatile component19 Mar 2019US 10,233,117 B2A-Tec Holding AS
- Optimized conduction of heat in a plant for the thermal treatment of mineral substances6 Aug 2026US 2026/0227129 A1thyssenkrupp AG
- Method for treating salt-containing dusts18 Dec 2025US 2025/0382192 A1
- Method for manufacturing cement clinker and cement plant20 Nov 2025US 2025/0353788 A1HSustainability GmbH
- Method of processing exhaust gas from a cement plant21 Aug 2025US 2025/0263336 A1Holcim Technology Ltd
- Sorting device22 Jun 2023US 2023/0194173 A1Taiheiyo Cement Corporation
Most cited
By later US patents
- Methods and systems for utilizing waste sources of metal oxides97US 7,754,169 B2Calera Corporation · 2010
- System and method for treating dust contained in extracted cement kiln combustion gas76US 7,749,311 B2Taiheiyo Cement Corporation · 2010
- System and method for treating dust contained in extracted cement kiln combustion gas75US 7,789,944 B2Taiheiyo Cement Corporation · 2010
- Method and apparatus for recycling cement kiln dust65US 6,416,574 B1Southern Ionica Incorporated · 2002
- Method of treating cement kiln dust for recovery and recycle38US 6,331,207 B12001