C04B 18/061
Ashes from fluidised bed furnaces
Official title: {Ashes from fluidised bed furnaces}
C04B18/061 (Ashes from fluidised bed furnaces) appears on 14 US grants and 11 published applications in this corpus.
Search patents in C04B- Granted patents
- 14
- Published applications
- 11
- Assignees
- 14
- Inventors
- 41
- Latest grant
- 30 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 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 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for manufacturing building material30 Jul 2024US 12,049,021 B2Nichiha Corporation
- Process for the manufacture of a mineral admixture for use in concrete products by selective sizing and milling of coal ash7 Nov 2023US 11,807,821 B2Ash Recovery Systems, Inc.
- Sustainable two-component annular grout composition and method for use with a tunnel-boring machine13 Jun 2023US 11,673,835 B2PQ Corporation
- Building material and method for manufacturing building material22 Nov 2022US 11,504,880 B2Nichiha Corporation
- Carbon storage using ash, seawater, and alkali activator as a non-cement-based building materials16 Nov 2021US 11,174,201 B1The University of North Carolina at Charlotte
- Low-Strength Cementitious Composition and Process for Ponded and Landfilled Coal Ash12 Jun 2025US 2025/0187981 A1University of Kentucky Research Foundation
- Method for preparing Fly Ash for Incorporation into Concrete8 May 2025US 2025/0145538 A1
- Binder comprising carbonated biomass ash1 May 2025US 2025/0136507 A1Vicat
- Method for manufacturing building material9 Feb 2023US 2023/0043291 A1Nichiha Corporation
- Process for preparing a granular ceramic mixture8 Sep 2022US 2022/0281771 A1Vecor IP Holdings Limited
Most cited
By later US patents
- Dust abatement with calcium sulfate15US 4,269,721 AStauffer Chemical Company · 1981
- Pelletizing ash15US 5,137,753 A1992
- Upgraded combustion ash and its method of production12US 8,876,027 B2Sonoash LLC · 2014
- Process for producing hardened materials from combustion ash of fluidized bed10US 5,100,473 AKawasaki Jukogyo Kabushiki Kaisha · 1992
- Hydraulically setting shaped brick, particularly for construction, and method for its production9US 4,430,126 ABergwerksverband GmbH · 1984