C04B 7/364
Avoiding environmental pollution during cement-manufacturing
Official title: {Avoiding environmental pollution during cement-manufacturing}
C04B7/364 (Avoiding environmental pollution during cement-manufacturing) appears on 195 US grants and 289 published applications in this corpus.
Search patents in C04B- Granted patents
- 195
- Published applications
- 289
- Assignees
- 139
- Inventors
- 506
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 4 |
| 2003 | 1 | 1 |
| 2004 | 2 | 4 |
| 2005 | 2 | 3 |
| 2006 | 3 | 5 |
| 2007 | 1 | 2 |
| 2008 | 2 | 6 |
| 2009 | 1 | 7 |
| 2010 | 8 | 19 |
| 2011 | 10 | 17 |
| 2012 | 10 | 14 |
| 2013 | 8 | 15 |
| 2014 | 11 | 35 |
| 2015 | 15 | 8 |
| 2016 | 14 | 9 |
| 2017 | 14 | 13 |
| 2018 | 15 | 8 |
| 2019 | 8 | 8 |
| 2020 | 3 | 5 |
| 2021 | 6 | 9 |
| 2022 | 7 | 12 |
| 2023 | 9 | 28 |
| 2024 | 10 | 21 |
| 2025 | 6 | 25 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for manufacturing cement using rotary generated thermal energy28 Jul 2026US 12,692,192 B2Coolbrook Oy
- Method and apparatus for heating fluids in processes related to refining and petrochemical industries using rotary generated thermal energy9 Jun 2026US 12,649,689 B2Coolbrook Oy
- Carbon dioxide sequestered cement for well cementing26 May 2026US 12,637,607 B2Chevron U.S.A.Inc.
- Visible light-catalyzed translucent concrete, and preparation method and use thereof5 May 2026US 12,617,716 B2Jiangxi Blue Environmental Engineering Tech Co., Ltd.
- 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.
- Refining and/or petrochemical facility and apparatus for heating fluids in processes related to refining and petrochemical industries using rotary generated thermal energy17 Sep 2026US 2026/0274747 A1Coolbrook Oy
- A mechanochemically carbonated natural pozzolan, methods of its production and uses therefof3 Sep 2026US 2026/0257966 A1Carbon Upcycling Technologies Inc.
- Cement firing facility and firing method20 Aug 2026US 2026/0242279 A1Sumitomo Osaka Cement Co., Ltd.
- Synthesis of cement from alternative raw materials and fuels that reduces or eliminates co2 emissions6 Aug 2026US 2026/0225957 A1Batuga Tech LLC
- Calcination apparatus and processes9 Jul 2026US 2026/0192270 A1The University of Adelaide
Most cited
By later US patents
- Reduced-carbon footprint concrete compositions122US 7,815,880 B2Calera Corporation · 2010
- Rocks and aggregate, and methods of making and using the same102US 7,914,685 B2Calera Corporation · 2011
- Methods of sequestering CO299US 7,887,694 B2Calera Corporation · 2011
- Methods and systems for utilizing waste sources of metal oxides97US 7,754,169 B2Calera Corporation · 2010
- Rocks and aggregate, and methods of making and using the same81US 7,753,618 B2Calera Corporation · 2010