C04B 2/104
Ingredients added before or during the burning process
Official title: {Ingredients added before or during the burning process}
C04B2/104 (Ingredients added before or during the burning process) appears on 17 US grants and 18 published applications in this corpus.
Search patents in C04B- Granted patents
- 17
- Published applications
- 18
- Assignees
- 20
- Inventors
- 53
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 2 |
| 2022 | 3 | 2 |
| 2023 | 1 | 3 |
| 2024 | 0 | 4 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and process for oxy-fuel calcination of lime-bearing sludge16 Jun 2026US 12,655,060 B2T. EN Process Technology, Inc.
- Method for reducing combustion temperature and thermal radiation within a lime kiln9 Dec 2025US 12,492,818 B2
- Compositions, methods, and systems to form vaterite with magnesium oxide6 Jun 2023US 11,667,567 B2Arelac, Inc.
- Compositions, methods, and systems to form vaterite with magnesium oxide20 Dec 2022US 11,530,164 B2Arelac, Inc.
- Method for producing dust-reducing and dust-absorbing material from nonmetallic mineral and raw material from cement plant6 Dec 2022US 11,518,711 B2Shandong University of Science and Technology
- Calcination apparatus and processes9 Jul 2026US 2026/0192270 A1The University of Adelaide
- Method for the manufacture of a composite material for the recovery of nutrients and/or pollutants from wastewater, composite material obtained and related use8 Aug 2024US 2024/0261756 A1Alma Mater Studiorum - Università di Bologna
- Apparatus and Process For Calcining Feed Material13 Jun 2024US 2024/0190762 A1Air Products and Chemicals, Inc.
- System and process for oxy-fuel calcination of lime-bearing sludge6 Jun 2024US 2024/0182361 A1T. EN Process Technology, Inc.
- Apparatus and process for production of burnt lime or dolomite29 Feb 2024US 2024/0067563 A1Fels-Werke GmbH
Most cited
By later US patents
- Calcination of calcium carbonate and blend therefor23US 4,828,620 ASouthwest Research Institute · 1989
- Direct gas capture systems and methods of use thereof14US 11,097,221 B28 Rivers Capital, LLC · 2021
- Soil-stabilizing agent and a method for soil-stabilizing treatment10US 5,210,112 ANippon Hodo Co., Ltd. · 1993
- Methods and systems for forming vaterite from calcined limestone using electric kiln8US 11,377,363 B2Arelac, Inc. · 2022
- Compositions, methods, and systems to form vaterite with magnesium oxide8US 11,530,164 B2Arelac, Inc. · 2022