C04B 7/47
Cooling
Official title: Cooling {; Waste heat management}
C04B7/47 (Cooling) appears on 93 US grants and 125 published applications in this corpus.
Search patents in C04B- Granted patents
- 93
- Published applications
- 125
- Assignees
- 93
- Inventors
- 356
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 8 |
| 2011 | 4 | 5 |
| 2012 | 3 | 2 |
| 2013 | 0 | 1 |
| 2014 | 4 | 2 |
| 2015 | 4 | 3 |
| 2016 | 1 | 5 |
| 2017 | 1 | 5 |
| 2018 | 5 | 3 |
| 2019 | 3 | 6 |
| 2020 | 1 | 5 |
| 2021 | 3 | 5 |
| 2022 | 5 | 4 |
| 2023 | 2 | 17 |
| 2024 | 3 | 17 |
| 2025 | 4 | 19 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi-stage clay calcination method for controlling product color1 Sep 2026US 12,723,001 B2KHD Humboldt Wedag GmbH
- Method and device for producing cement clinker1 Sep 2026US 12,723,002 B2thyssenkrupp AG
- Method and apparatus for manufacturing cement using rotary generated thermal energy28 Jul 2026US 12,692,192 B2Coolbrook Oy
- Calcination unit for decarbonating raw materials7 Jul 2026US 12,674,621 B2Fives Fcb
- 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
- Thermal coupling of cement production with gasification8 Oct 2026US 2026/0308053 A1BASF SE
- 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
- Method for manufacturing cement clinker10 Sep 2026US 2026/0265128 A1HSustainability GmbH
- 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
Most cited
By later US patents
- Refractory fiber structures49US 5,552,213 ADidier-Werke AG · 1996
- Method and apparatus for calcining fine grained material17US 4,541,245 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1985
- Apparatus for cooling hot material16US 4,732,561 AKrupp Polysius AG · 1988
- Cement clinker production comprising partial removal of a flow of rotary kiln exhaust gas containing harmful substances16US 7,296,994 B2KHD Humboldt Wedag GmbH · 2007
- Process for producing cement clinker containing coal ash15US 5,837,052 ALafarge Canada Inc. · 1998