F27B 7/2075
Removing incrustations
Official title: {Removing incrustations}
F27B7/2075 (Removing incrustations) appears on 8 US grants and 7 published applications in this corpus.
Search patents in F27B- Granted patents
- 8
- Published applications
- 7
- Assignees
- 12
- Inventors
- 30
- Latest grant
- 8 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 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 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 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 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Horizontal pyrolysis furnace8 Mar 2022US 11,268,761 B2Jing Leei Enterprise Co., Ltd.
- Rotary drum with rolling body arrangement6 May 2003US 6,558,157 B1Veba Oel Technologie und Automatisierung GmbH
- Rolling body for a rotary drum and rotary drum with a rolling body27 Feb 2001US 6,193,505 B1Veba Oel Technologie und Automatisierung GmbH
- Apparatus for selectively breaking out deposits from and/or linings of rotary kilns21 Jan 1992US 5,082,441 AVEB Spezialbaukombinat Magdeburg
- Method and apparatus for the removal of deposits from the inner surfaces of horizontal cylinders14 May 1991US 5,015,299 AVEB Spezialbaukombinat Magdeburg
- Method and system for pyrolytic recycling of mobile phone circuit boards18 Jun 2026US 2026/0166604 A1Guangzhou Aifengpai Environmental Protection Technology Co., Ltd.
- Indirect calcination method20 Feb 2025US 2025/0060164 A1Industrial Accessories Company
- Method and system for monitoring accretion in a rotary kiln2 Jan 2025US 2025/0003685 A1Tata Consultancy Services Limited
- Complete catalyst roasting or regenerating method1 Feb 2024US 2024/0033722 A1Erasteel
- Zinc recovery method1 Feb 2024US 2024/0035114 A1Chugai Ro Co., Ltd.
Most cited
By later US patents
- Apparatus for removing solids deposited on inner surface of rotary kiln7US 4,102,001 AKubota Corporation · 1978
- Rotary calcining system with cleaning means5US 4,521,379 AGeneral Electric Company · 1985
- Process and apparatus for removal of deposits and linings from horizontal cylinders3US 4,775,315 AVEB Spezialbaukombinat Magdeburg · 1988
- Method and apparatus for the removal of deposits from the inner surfaces of horizontal cylinders3US 5,015,299 AVEB Spezialbaukombinat Magdeburg · 1991
- Apparatus for selectively breaking out deposits from and/or linings of rotary kilns2US 5,082,441 AVEB Spezialbaukombinat Magdeburg · 1992