F27D 15/00
Handling or treating discharged material
Official title: Handling or treating discharged material; Supports or receiving chambers therefor
F27D15/00 (Handling or treating discharged material) appears on 285 US grants and 220 published applications in this corpus.
Search patents in F27D- Granted patents
- 285
- Published applications
- 220
- Assignees
- 218
- Inventors
- 701
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 14 | 0 |
| 2000 | 5 | 0 |
| 2001 | 9 | 4 |
| 2002 | 8 | 4 |
| 2003 | 3 | 4 |
| 2004 | 4 | 7 |
| 2005 | 3 | 4 |
| 2006 | 4 | 4 |
| 2007 | 5 | 12 |
| 2008 | 3 | 7 |
| 2009 | 4 | 5 |
| 2010 | 6 | 7 |
| 2011 | 5 | 9 |
| 2012 | 2 | 9 |
| 2013 | 3 | 15 |
| 2014 | 4 | 10 |
| 2015 | 10 | 7 |
| 2016 | 9 | 20 |
| 2017 | 6 | 11 |
| 2018 | 6 | 11 |
| 2019 | 12 | 10 |
| 2020 | 9 | 8 |
| 2021 | 10 | 15 |
| 2022 | 9 | 7 |
| 2023 | 8 | 9 |
| 2024 | 8 | 11 |
| 2025 | 7 | 9 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and device for producing cement clinker1 Sep 2026US 12,723,002 B2thyssenkrupp AG
- Energy-efficient, carbon-enriched cement production system and a method of producing cement clinker5 May 2026US 12,617,718 B2Tianjin Cement Industry Design & Research Institute Co., Ltd.
- Molten metal furnace17 Mar 2026US 12,578,143 B2Tounetsu Co., Ltd.
- Cooling system and method for decoaters17 Mar 2026US 12,578,743 B2Novelis Inc.
- Heat treatment apparatus24 Feb 2026US 12,559,811 B2Noritake Co., Limited
- Flat push hot car for foundry coke and associated systems and methods29 Jan 2026US 2026/0028533 A1Suncoke Technology and Development LLC
- Discharge device for sintering furnace11 Sep 2025US 2025/0283663 A1Guangzhou Tinci Materials Technology Co., Ltd.
- Calcined clay cooler11 Sep 2025US 2025/0283665 A1
- Metallurgical furnace hot plate with cooling features28 Aug 2025US 2025/0271212 A1Systems Spray-Cooled, Inc.
- Apparatus and process for post stucco treatment and cooling21 Aug 2025US 2025/0263338 A1United States Gypsum Company
Most cited
By later US patents
- Forced cooling apparatus for heat treatment apparatus370US 5,249,960 ATokyo Electron Sagami Limited · 1993
- Method of thermally processing semiconductor wafers and an apparatus therefor79US 5,259,883 AKabushiki Kaisha Toshiba · 1993
- Use of high carbon coal ash72US 6,755,905 B2Lafarge Canada Inc. · 2004
- Ceramic article with reduced surface defect density and process for producing a ceramic article47US 9,034,199 B2APPLIED Materials.Inc. · 2015
- Metal card32US 8,944,810 B2CompoSecure, LLC · 2015