F22B 31/0092
With a fluidized heat exchange bed and a fluidized combustion bed separated
Official title: {with a fluidized heat exchange bed and a fluidized combustion bed separated by a partition, the bed particles circulating around or through that partition}
F22B31/0092 (With a fluidized heat exchange bed and a fluidized combustion bed separated) appears on 40 US grants and 16 published applications in this corpus.
Search patents in F22B- Granted patents
- 40
- Published applications
- 16
- Assignees
- 21
- Inventors
- 63
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 3 | 0 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for heating a heat exchange medium in a fluidized bed boiler, a fluidized bed boiler, and a loopseal heat exchanger30 Dec 2025US 12,510,241 B2Valmet Technologies Oy
- Induced circulation among integrated bubbling zones14 Oct 2025US 12,440,818 B2
- Biomass upgrading system25 Jun 2024US 12,018,835 B2BioShare AB
- Recovery of chemicals from fuel streams2 Jan 2024US 11,859,812 B2BioShare AB
- Heat exchanger for a loopseal of a circulating fluidized bed boiler and a circulating fluidized bed boiler5 Dec 2023US 11,835,298 B2Valmet Technologies Oy
- Bubbling Fluidized Bed Reactor21 Mar 2024US 2024/0093865 A1BioShare AB
- A method for heating a heat exchange medium in a fluidized bed boiler, a fluidized bed boiler, and a loopseal heat exchanger4 Jan 2024US 2024/0003534 A1Valmet Technologies Oy
- Heat exchanger for a loopseal of a circulating fluidized bed boiler and a circulating fluidized bed boiler13 Oct 2022US 2022/0325961 A1Valmet Technologies Oy
- A circulating fluidized bed boiler with a loopseal heat exchanger2 Dec 2021US 2021/0372610 A1Valmet Technologies Oy
- Spray, jet, and/or splash induced circulation among integrated bubbling zones in a bubbling fluidized bed reactor12 Aug 2021US 2021/0245130 A1BioShare AB
Most cited
By later US patents
- Composite recycling type fluidized bed boiler38US 5,156,099 AEbara Corporation · 1992
- Fast fluidized bed reactor and method of operating the reactor33US 4,457,289 AYork-Shipley, Inc. · 1984
- Thermal reactor33US 4,823,740 AEbara Corporation · 1989
- Method and apparatus for operating a circulating fluidized bed reactor system31US 5,406,914 AA. Ahlstrom Corporation · 1995
- Incineration control apparatus for a fluidized bed boiler27US 5,052,344 AEbara Corporation · 1991