F27B 2007/3211
At the open end of the drum
Official title: {at the open end of the drum}
F27B2007/3211 (At the open end of the drum) appears on 34 US grants and 12 published applications in this corpus.
Search patents in F27B- Granted patents
- 34
- Published applications
- 12
- Assignees
- 28
- Inventors
- 69
- Latest grant
- 2 Oct 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 4 |
| 2003 | 2 | 1 |
| 2004 | 2 | 1 |
| 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 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process and apparatus for improving the combustion of secondary fuel in a rotary kiln and process for retrofitting a rotary kiln with a burner assembly2 Oct 2018US 10,087,104 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Plant for the drying and treatment of pourable mineral material30 Nov 2004US 6,823,607 B2Enerco, Inc.
- Method and installation for production of cement clinker24 Feb 2004US 6,695,911 B2KHD Humboldt Wedag GmbH
- Continuous metal melting apparatus7 Oct 2003US 6,630,099 B2
- Crucible melting furnace19 Aug 2003US 6,608,856 B2Hokuriku Techno Company Ltd.
- Remediation systems and thermal management systems13 Aug 2026US 2026/0233272 A1ASRC Energy Services, LLC
- Sintering furnace11 Sep 2025US 2025/0283662 A1Guangzhou Tinci Materials Technology Co., Ltd.
- Tubular Boiler with Incorporated Oven7 Jul 2022US 2022/0214038 A1
- Process and apparatus for improving the combustion of secondary fuel in a rotary kiln and process for retrofitting a rotary kiln with a burner assembly20 Aug 2015US 2015/0232382 A1L'Air Liquide, Societe Anonyme pur I'Etude et I'Exploitation des Procedes Georges Claude
- Plant for the drying and treatment of pourable mineral material24 Jun 2004US 2004/0118006 A1Enerco, Inc.
Most cited
By later US patents
- Oxidant-driven dust recycling process and device for rotary kilns68US 6,241,514 B1American Air Liquide, Inc. · 2001
- Apparatus for charging a rotary kiln with pneumatic tires29US 4,551,051 AVoest-Alpine Aktiengesellschaft · 1985
- Method and apparatus for feeding waste material to a dry kiln17US 5,555,823 A1996
- Method and installation for production of cement clinker17US 6,695,911 B2KHD Humboldt Wedag GmbH · 2004
- Process and apparatus for removing contaminations from bulk material12US 5,517,004 ARecycling Nederland Holding B.V. · 1996