F23B 1/32
Rotating
Official title: {rotating}
F23B1/32 (Rotating) appears on 10 US grants and 3 published applications in this corpus.
Search patents in F23B- Granted patents
- 10
- Published applications
- 3
- Assignees
- 7
- Inventors
- 23
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 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 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Dynamic sealing structure and rotary kiln apparatus21 Jan 2025US 12,203,704 B2Henan Longcheng Coal High Efficiency Technology Application Co., Ltd.
- Wedged, overlapping hook tire joint6 Nov 1990US 4,968,172 AWestinghouse Electric Corp.
- Radial seal9 Oct 1990US 4,961,588 AWestinghouse Electric Corp.
- Apparatus for combustion of diverse materials and heat utilization16 Feb 1988US 4,724,777 APEDCo, Inc.
- Apparatus and process for the fluidization and combustion of fuels21 Apr 1987US 4,658,591 ATechnical Equipment Systems, Inc.
- Furnace burner for combusting solid particulate fuel30 Nov 2023US 2023/0383944 A1Heatmaster Furnaces Inc.
- Henan longcheng coal high efficiency technology application co., ltd.2 Feb 2023US 2023/0033720 A1Henan Longheng Coal High Efficiency Technology Application Co., Ltd.
- Combustor14 Jun 2018US 2018/0163961 A1Posco
Most cited
By later US patents
- Smoke generating device62US 4,580,583 A1986
- Radial seal35US 4,961,588 AWestinghouse Electric Corp. · 1990
- Apparatus for combustion of diverse materials and heat utilization15US 4,724,777 APEDCo, Inc. · 1988
- Apparatus and method of heating particulate material14US 4,266,931 A1981
- Method for retorting particulate solids having recoverable volatile constituents in a rotating horizontal chamber6US 4,477,331 APEDCo, Inc. · 1984