F22B 31/003
With tubes surrounding the bed or with water tube wall partitions
Official title: {with tubes surrounding the bed or with water tube wall partitions}
F22B31/003 (With tubes surrounding the bed or with water tube wall partitions) appears on 91 US grants and 21 published applications in this corpus.
Search patents in F22B- Granted patents
- 91
- Published applications
- 21
- Assignees
- 53
- Inventors
- 185
- Latest grant
- 17 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 1 | 3 |
| 2017 | 3 | 1 |
| 2018 | 3 | 3 |
| 2019 | 4 | 2 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fluid sand falling type circulating fluidized bed boiler with a plurality of risers and method of operating the same17 May 2022US 11,333,349 B2Korea Institute of Energy Research
- Solid fuel burning-furnace having a vertically mounted cylindrical combustion chamber25 May 2021US 11,015,800 B2Sullivan, Higgins, and Brion PPE, LLC
- Furnace wall, gasification unit and integrated gasification combined cycle, and method of manufacturing furnace wall23 Mar 2021US 10,954,853 B2Mitsubishi Power, Ltd.
- Assembly and a method of installing an assembly of a particle separator module and a heat exchange chamber module, and a circulating fluidized bed boiler with such an assembly10 Dec 2019US 10,502,411 B2Sumitomo SHI FW Energia Oy
- Comb tooth type water-cooled column and furnace having the same3 Dec 2019US 10,495,298 B2Institute of Engineering Thermophysics, Chinese Academy of Sciences
- Fluid sand falling type circulating fluidized bed boiler with a plurality of risers and method of operating the same23 Jan 2020US 2020/0025366 A1Korea Institute of Energy Research
- Solid fuel burning-furnace having a vertically mounted cylindrical combustion chamber31 Oct 2019US 2019/0331335 A1Sullivan, Higgins, and Brion PPE, LLC
- Furnace wall, gasification unit and integrated gasification combined cycle, and method of manufacturing furnace wall20 Jun 2019US 2019/0186358 A1Mitsubishi Hitachi Power Systems, Ltd.
- Watertube panel portion and a method of manufacturing a watertube panel portion in a fluidized bed reactor6 Sep 2018US 2018/0252405 A1Amec Foster Wheeler Energia Oy
- Watertube panel portion and a method of manufacturing a watertube panel portion in a fluidized bed reactor19 Jul 2018US 2018/0202648 A1Amec Foster Wheeler Energia Oy
Most cited
By later US patents
- Two stage circulating fluidized bed reactor and method of operating the reactor72US 4,688,521 ADonlee Technologies, Inc. · 1987
- Fluidized bed heat exchanger with water cooled air distributor and dust hopper57US 4,301,771 ADorr-Oliver Incorporated · 1981
- Fluidized bed heat exchanger utilizing angularly extending heat exchange tubes38US 4,184,455 AFoster Wheeler Energy Corporation · 1980
- Disposal of waste products by combustion32US 4,270,468 ADeborah Fluidised Combustion Limited · 1981
- Fluidized bed reactor27US 4,176,710 AWacker Chemie AG · 1979