C04B 7/475
Using the waste heat
Official title: {using the waste heat, e.g. of the cooled clinker, in an other way than by simple heat exchange in the cement production line, e.g. for generating steam}
C04B7/475 (Using the waste heat) appears on 28 US grants and 63 published applications in this corpus.
Search patents in C04B- Granted patents
- 28
- Published applications
- 63
- Assignees
- 38
- Inventors
- 147
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 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 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 4 |
| 2011 | 2 | 3 |
| 2012 | 2 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 1 |
| 2015 | 3 | 3 |
| 2016 | 0 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 2 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 11 |
| 2024 | 1 | 6 |
| 2025 | 1 | 12 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-stage clay calcination method for controlling product color1 Sep 2026US 12,723,001 B2KHD Humboldt Wedag GmbH
- 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
- Method for the cooling and heat recovery from materials at very high temperature9 Jun 2026US 12,649,690 B2Cicsa S.R.L.
- 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
- Granular solids cooling line30 Jul 2026US 2026/0218983 A1Fives Fcb
- Calcination apparatus and processes9 Jul 2026US 2026/0192270 A1The University of Adelaide
Most cited
By later US patents
- Method and apparatus for calcining fine grained material17US 4,541,245 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1985
- Method of producing cement clinker and electricity12US 6,749,681 B1ALSTOM Technology Ltd · 2004
- Method and apparatus for producing burnt material and for generating electrical energy9US 5,216,884 AKrupp Polysius AG · 1993
- Method of producing steam and calcined raw meal9US 6,601,541 B2Alstom · 2003
- Method and apparatus for producing cement clinker2US 10,457,599 B2SüDbayerisches Portland-Zementwerk Gebr. WiesböCk & Co. GmbH · 2019