F27B 2007/022
The drum having a non-uniform section along its length
Official title: {the drum having a non-uniform section along its length}
F27B2007/022 (The drum having a non-uniform section along its length) appears on 10 US grants and 2 published applications in this corpus.
Search patents in F27B- Granted patents
- 10
- Published applications
- 2
- Assignees
- 10
- Inventors
- 24
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 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 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 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 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tube module and tube assembly including same28 Oct 2025US 12,455,116 B2LG Energy Solution, Ltd.
- Horizontal pyrolysis furnace8 Mar 2022US 11,268,761 B2Jing Leei Enterprise Co., Ltd.
- Rotary kiln for calcination of light aggregate cement22 Oct 2002US 6,468,074 B1
- Method for recycling iron and steel industry waste1 Dec 1998US 5,843,204 ASumitomo Heavy Industries, Ltd.
- Systems and processes for pyrolyzing contaminants on foundry sand and combusting the resulting gas15 Nov 1994US 5,363,779 APraxair Technology, Inc.
Most cited
By later US patents
- Rotary kiln for calcination of light aggregate cement15US 6,468,074 B12002
- Rotary furnace for melting metal13US 4,337,929 ACollege Research Corporation · 1982
- Method for recycling iron and steel industry waste7US 5,843,204 ASumitomo Heavy Industries, Ltd. · 1998
- Systems and processes for pyrolyzing contaminants on foundry sand and combusting the resulting gas5US 5,363,779 APraxair Technology, Inc. · 1994
- Method and apparatus for burning pulverulent materials4US 3,932,116 AF. L. Smidth & Co. · 1976