C04B 7/4415
Waste hot gases
Official title: {Waste hot gases}
C04B7/4415 (Waste hot gases) appears on 10 US grants and 22 published applications in this corpus.
Search patents in C04B- Granted patents
- 10
- Published applications
- 22
- Assignees
- 24
- Inventors
- 54
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 4 |
| 2025 | 1 | 7 |
| 2026 | 3 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and device for the production of cement clinker2 Jun 2026US 12,643,816 B2Dyckerhoff AG
- Energy-efficient, carbon-enriched cement production system and a method of producing cement clinker5 May 2026US 12,617,718 B2Tianjin Cement Industry Design & Research Institute Co., Ltd.
- System and method for preparing sulphoaluminate cement from solar energy stored heat dried sludge24 Mar 2026US 12,583,790 B2Shandong University
- Method and system for recycling waste minerals29 Jul 2025US 12,372,302 B2Trinity Synergies A/S
- Oxyfuel clinker production with special oxygen addition23 Jan 2024US 11,878,950 B2Thyssenkrupp Industrial Solutions AG
- Cement firing facility and firing method20 Aug 2026US 2026/0242279 A1Sumitomo Osaka Cement Co., Ltd.
- Method of at least partly calcining a raw material in a process of producing a cementitious material20 Aug 2026US 2026/0242280 A1Amrize Technology Switzerland LLC
- Method for manufacturing cement clinker and cement plant20 Nov 2025US 2025/0353788 A1HSustainability GmbH
- System and method for producing cement with low carbon dioxide emission18 Sep 2025US 2025/0289754 A1Arelac, Inc.
- Method and system for recycling waste minerals10 Apr 2025US 2025/0116461 A1Trinity Synergies A/S
Most cited
By later US patents
- Plant and method for the production of cement clinker from cement raw material4US 8,021,479 B2Polysius AG · 2011
- Apparatus for recycling fly ash having quantum energy generator1US 11,333,355 B2Unhae Encco., Ltd. · 2022
- Oxyfuel clinker production with special oxygen addition1US 11,878,950 B2Thyssenkrupp Industrial Solutions AG · 2024