C04B 11/036
For the dry process
Official title: for the dry process, e.g. dehydrating in a fluidised bed or in a rotary kiln {, i.e. to obtain beta-hemihydrate (C04B11/0281 - C04B11/0288 take precedence)}
C04B11/036 (For the dry process) appears on 13 US grants and 14 published applications in this corpus.
Search patents in C04B- Granted patents
- 13
- Published applications
- 14
- Assignees
- 14
- Inventors
- 43
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 5 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air and water barrier building panels15 Sep 2026US 12,734,724 B2Gold Bond Building Products, LLC
- Method for drying slab-shaped materials and drying device9 Sep 2025US 12,410,094 B2Grenzebach Bsh GmbH
- System for conditioning stucco in a dust collector6 Feb 2024US 11,892,236 B2Schenck Process LLC
- Apparatus and method for treating gypsum29 Nov 2022US 11,512,019 B2Yoshino Gypsum Co., Ltd.
- Method and apparatus for pressurized calcination of gypsum19 Oct 2010US 7,815,889 B2United States Gypsum Company
- Process and System for the Calcination of Gypsum20 Nov 2025US 2025/0353789 A1Knauf Gips KG
- Extruder for Producing Gypsum Moulded Articles, Process for Manufacturing Gypsum-Based Articles and Gypsum-Based Articles13 Nov 2025US 2025/0345967 A1Knauf Gips KG
- Air and Water Barrier Building Panels23 Oct 2025US 2025/0326156 A1Gold Bond Building Products, LLC
- Apparatus and process for post stucco treatment and cooling21 Aug 2025US 2025/0263338 A1United States Gypsum Company
- System and method for manufacturing calcined gypsum with temperature control mechanism1 May 2025US 2025/0136504 A1United States Gypsum Company
Most cited
By later US patents
- Procedure and device for drying and/or calcining of powdery materials10US 4,974,334 A1990
- Process and apparatus for calcining gypsum8US 4,569,831 AFuller Company · 1986
- Method and apparatus for pressurized calcination of gypsum6US 7,815,889 B2United States Gypsum Company · 2010
- Method of preparing plaster5US 4,086,099 ARhone-Poulenc Industries · 1978
- Apparatus for calcining gypsum3US 4,668,182 A1987