C04B 11/024
Ingredients added before, or during, the calcining process
Official title: Ingredients added before, or during, the calcining process, e.g. calcination modifiers
C04B11/024 (Ingredients added before, or during, the calcining process) appears on 28 US grants and 22 published applications in this corpus.
Search patents in C04B- Granted patents
- 28
- Published applications
- 22
- Assignees
- 19
- Inventors
- 70
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 3 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 1 |
| 2015 | 2 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Synthetic gypsum and gypsum boards produced therefrom5 May 2026US 12,617,719 B2Universal Cement Corporation
- Accelerator comprising starch, and related board, slurries, and methods5 Dec 2023US 11,834,374 B2United States Gypsum Company
- Apparatus and method for treating gypsum29 Nov 2022US 11,512,019 B2Yoshino Gypsum Co., Ltd.
- Calcining kettle, calcining system, and method29 Jun 2021US 11,046,611 B2Tru-Flow Systems, Inc.
- Gypsum additive to control mercury19 May 2020US 10,654,753 B2Ecolab USA Inc.
- Full solid-waste micro-expansive concrete and preparation method thereof30 Apr 2026US 2026/0116823 A1Inner Mongolia University of Technology
- Phosphogypsum-based building material, and preparation and uset thereof29 Jan 2026US 2026/0028274 A1Hubei Juhai Environmental Technology Co., Ltd.
- Method for Treating Gypsum and Making a Gypsum Board17 Apr 2025US 2025/0122125 A1Gold Bond Building Products, LLC
- Synthetic gypsum and gypsum boards produced therefrom17 Oct 2024US 2024/0343643 A1Universal Cement Corporation
- Method For Calcining Gypsum and Making a Gypsum Board1 Aug 2024US 2024/0254044 A1Gold Bond Building Products, LLC
Most cited
By later US patents
- Composite material and method of producing113US 5,320,677 AUnited States Gypsum Company · 1994
- Fiberboard with improved water resistance35US 7,413,603 B2United States Gypsum Company · 2008
- Water spray for smooth surface gypsum fiberboard panels32US 6,699,364 B2United States Gypsum Company · 2004
- Water spray for smooth surface gypsum fiberboard panels28US 6,752,895 B1United States Gypsum Company · 2004
- Process for manufacturing ultra low consistency alpha- and beta- blend stucco23US 7,588,634 B2United States Gypsum Company · 2009