F27B 15/006
Equipment for treating dispersed material falling under gravity with ascending gases
Official title: {Equipment for treating dispersed material falling under gravity with ascending gases}
F27B15/006 (Equipment for treating dispersed material falling under gravity with ascending gases) appears on 21 US grants and 14 published applications in this corpus.
Search patents in F27B- Granted patents
- 21
- Published applications
- 14
- Assignees
- 22
- Inventors
- 84
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for the thermal treatment of a mineral feedstock30 Jun 2026US 12,668,537 B2thyssenkrupp AG
- Fluidizing nozzle and fluidized bed reactor7 Nov 2023US 11,806,683 B2Metso Outotec Finland Oy
- Heat treatment apparatus and a method of using such apparatus28 Oct 2014US 8,871,042 B2ROLLS-ROYCE plc
- System and method for calcining gypsum1 Mar 2011US 7,897,134 B1ALSTOM Technology Ltd
- Method and apparatus for feeding solid material and oxidizing gas into a suspension smelting furnace11 Oct 2005US 6,953,547 B2Outokumpu Technology Oy
- Gypsum calcining apparatuses and methods23 Jul 2026US 2026/0209115 A1United States Gypsum Company
- Gypsum Calcining Apparatuses and Methods15 May 2025US 2025/0153124 A1United States Gypsum Company
- Cement Waste Recycling Device and Method of Recycling Cement Waste13 Feb 2025US 2025/0051231 A1
- Device and method for the thermal treatment of a mineral feedstock9 May 2024US 2024/0150236 A1thyssenkrupp AG
- Processes and Methods for the Calcination of Materials1 Feb 2024US 2024/0034672 A1Calix, Inc.
Most cited
By later US patents
- Method for pulverizing silicon particles by fluid jet energy22US 5,346,141 AKorea Research Institute of Chemical Technology · 1994
- Fluidized bed reactor and process for performing reactions therein14US 5,656,243 ASNAMPROGETTI S.p. A. · 1997
- Raining bed heat exchanger and method of use12US 5,992,041 AThermo Power Corporation · 1999
- Method and apparatus for calcining lime11US 4,483,831 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1984
- Method of producing cement clinker8US 5,437,721 AKrupp Polysius AG · 1995