F26B 21/00
Arrangements for supplying or controlling air or other gases for drying solid
Official title: Arrangements for supplying or controlling air or other gases for drying solid materials or objects
F26B21/00 (Arrangements for supplying or controlling air or other gases for drying solid) appears on 2,713 US grants and 2,500 published applications in this corpus.
Search patents in F26B- Granted patents
- 2,713
- Published applications
- 2,500
- Assignees
- 1,620
- Inventors
- 5,939
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 31 | 0 |
| 1977 | 27 | 0 |
| 1978 | 23 | 0 |
| 1979 | 30 | 0 |
| 1980 | 32 | 0 |
| 1981 | 31 | 0 |
| 1982 | 27 | 0 |
| 1983 | 17 | 0 |
| 1984 | 34 | 0 |
| 1985 | 32 | 0 |
| 1986 | 27 | 0 |
| 1987 | 33 | 0 |
| 1988 | 30 | 0 |
| 1989 | 31 | 0 |
| 1990 | 34 | 0 |
| 1991 | 40 | 0 |
| 1992 | 54 | 0 |
| 1993 | 67 | 0 |
| 1994 | 40 | 0 |
| 1995 | 42 | 0 |
| 1996 | 55 | 0 |
| 1997 | 47 | 0 |
| 1998 | 51 | 0 |
| 1999 | 57 | 0 |
| 2000 | 66 | 0 |
| 2001 | 66 | 12 |
| 2002 | 57 | 40 |
| 2003 | 47 | 57 |
| 2004 | 55 | 56 |
| 2005 | 33 | 63 |
| 2006 | 39 | 62 |
| 2007 | 23 | 67 |
| 2008 | 23 | 65 |
| 2009 | 14 | 59 |
| 2010 | 28 | 67 |
| 2011 | 41 | 67 |
| 2012 | 36 | 62 |
| 2013 | 46 | 108 |
| 2014 | 57 | 129 |
| 2015 | 67 | 105 |
| 2016 | 84 | 83 |
| 2017 | 88 | 99 |
| 2018 | 97 | 147 |
| 2019 | 125 | 124 |
| 2020 | 127 | 159 |
| 2021 | 119 | 128 |
| 2022 | 95 | 120 |
| 2023 | 88 | 147 |
| 2024 | 96 | 184 |
| 2025 | 112 | 162 |
| 2026 | 92 | 128 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F26B 21/30Controlling1,166
- F26B 21/50Ducting arrangements from the source of air or other gases to the701
- F26B 21/20Circulating air or gases in closed cycles636
- F26B 21/40Arrangements for supplying or controlling air or other gases for drying solid417
- F26B 21/001Air generating units273
- F26B 21/006Arrangements for supplying or controlling air or other gases for drying solid205
- F26B 21/003Air or gas filters113
Recent patents
- Semiconductor arrangement and method for making6 Oct 2026US 12,752,317 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Resin drying systems with capability to continuously supply dried resin6 Oct 2026US 12,753,971 B2
- Electrode manufacturing and drying apparatus and method6 Oct 2026US 12,755,957 B2LG Energy Solution, Ltd.
- Method to retrofit can oven or dryer29 Sep 2026US 12,747,913 B2Stolle Machinery Company, LLC
- Dehumidification device of package thermal-shrinking oven22 Sep 2026US 12,741,773 B2
- Multiple hearth furnace for placing a solid and a gas in contact8 Oct 2026US 2026/0309411 A1Avril
- Dehumidifying module, wafer processing apparatus8 Oct 2026US 2026/0309414 A1Ebara Corporation
- Dryer system8 Oct 2026US 2026/0309415 A1Scheuch Management Holding GmbH
- Drying facility incorporating a heat recovery and drying steam generation system, and drying method which makes use of such a facility8 Oct 2026US 2026/0309416 A1France Evaporation
- Oven for heating an article on a conveyor1 Oct 2026US 2026/0298534 A1CPM Packaging Ltd
Most cited
By later US patents
- Moisture sensitive item drying appliance589US 5,852,879 A1998
- Electronic substrate processing system using portable closed containers and its equipments568US 5,621,982 AShinko Electric Co., Ltd. · 1997
- Compact convection drying chamber for drying printed circuit boards and other electronic assemblies by enhanced evaporation550US 6,760,981 B2Speedline Technologies, Inc. · 2004
- Vertical heat treating apparatus359US 5,261,167 ATokyo Electron Sagami Limited · 1993
- Curing oven for magazine holding computer chip lead frames, providing flow direction control for hot gas stream349US 5,569,402 AEsec AG · 1996