F27D 25/001
Comprising breaking tools
Official title: {comprising breaking tools, e.g. hammers, drills, scrapers}
F27D25/001 (Comprising breaking tools) appears on 79 US grants and 35 published applications in this corpus.
Search patents in F27D- Granted patents
- 79
- Published applications
- 35
- Assignees
- 74
- Inventors
- 192
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 4 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 2 | 1 |
| 2014 | 2 | 3 |
| 2015 | 2 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 2 |
| 2023 | 4 | 4 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Glass batch inlet and cleaning device26 May 2026US 12,637,378 B2Owens-Brockway Glass Container Inc.
- Material grinding end effector assembly, subassemblies thereof, and methods for utilizing the same21 Oct 2025US 12,447,539 B2Edw. C. Levy Co.
- Unblocking apparatus for furnace discharging pipe and use method9 Jul 2024US 12,031,776 B2China Building Materials Academy Co., Ltd.
- Device for producing expanded granulated material2 Jan 2024US 11,859,909 B2Omya International AG
- Lance unblocking method and apparatus5 Dec 2023US 11,835,296 B2Tata Steel Limited
- Stirring device16 Jul 2026US 2026/0202133 A1
- Material grinding end effector assembly, subassemblies thereof, and methods for utilizing the same18 Jun 2026US 2026/0166634 A1Edw. C. Levy Co.
- Rotary sintering furnace11 Sep 2025US 2025/0283664 A1Guangzhou Tinci Materials Technology Co., Ltd.
- Glass batch inlet and cleaning device12 Dec 2024US 2024/0409447 A1Owens-Brockway Glass Container Inc.
- Unblocking apparatus for furnace discharging pipe and use method2 May 2024US 2024/0142175 A1China Building Materials Academy Co., Ltd.
Most cited
By later US patents
- Apparatus for automatically cleaning smelt spouts of a chemical recovery furnace92US 5,542,650 AAnthony-Ross Company · 1996
- Method for operating moving hearth reducing furnace37US 6,251,161 B1Kabushiki Kaisha Kobe Sieko Sho (Kobe Steel, Ltd.) · 2001
- Safety scaffold for metal melting furnaces28US 4,407,392 AWestern Electric Company, Inc. · 1983
- Apparatus for separating agglomerated particulate matter18US 4,449,671 AHylsa, S. A. · 1984
- Arrangement for removing the slag incrustations on melting and casting vessels13US 4,210,976 AOtto Junker GmbH · 1980