F27B 21/02
Sintering grates or tables
F27B21/02 (Sintering grates or tables) appears on 36 US grants and 22 published applications in this corpus.
Search patents in F27B- Granted patents
- 36
- Published applications
- 22
- Assignees
- 24
- Inventors
- 65
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 5 |
| 2018 | 2 | 2 |
| 2019 | 3 | 2 |
| 2020 | 3 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Plate-formed grate element for a movable grate of a furnace31 Mar 2026US 12,590,700 B2Kanadevia Inova Denmark A/S
- Grate bar for a pelletizing or sintering machine9 Dec 2025US 12,492,866 B2Paul Wurth Deutschland GmbH
- Lithium stuffed garnet setter plates for solid electrolyte fabrication8 Oct 2024US 12,111,109 B2QuantumScape Battery, Inc.
- Induration machine30 Jul 2024US 12,050,058 B2Paul Wurth Deutschland GmbH
- Apparatus and method for screening and delivering green ore pellets onto a travelling grate11 Jul 2023US 11,697,860 B2Metal 7 Inc.
- Lithium stuffed garnet setter plates for solid electrolyte fabrication29 May 2025US 2025/0172340 A1QuantumScape Battery, Inc.
- Lithium stuffed garnet setter plates for solid electrolyte fabrication22 May 2025US 2025/0164189 A1
- Plate-formed grate element for a movable grate of a furnace18 Apr 2024US 2024/0125471 A1Kanadevia Inova Denmark A/S
- Grate bar for a pelletizing or sintering machine20 Jul 2023US 2023/0228490 A1Paul Wurth Deutschland GmbH
- Lithium stuffed garnet setter plates for solid electrolyte fabrication7 Jul 2022US 2022/0214110 A1QuantumScape Battery, Inc.
Most cited
By later US patents
- Method for producing reduced iron agglomerates38US 6,254,665 B1Kobe Steel, Ltd. · 2001
- Lithium stuffed garnet setter plates for solid electrolyte fabrication34US 10,563,918 B2QuantumScape Corporation · 2020
- Lithium stuffed garnet setter plates for solid electrolyte fabrication30US 9,970,711 B2QuantumScape Corporation · 2018
- Lithium stuffed garnet setter plates for solid electrolyte fabrication29US 10,422,581 B2QuantumScape Corporation · 2019
- Lithium stuffed garnet setter plates for solid electrolyte fabrication22US 10,746,468 B2QuantumScape Corporation · 2020