C04B 7/40
Dehydrating
Official title: Dehydrating; Forming, e.g. granulating (apparatus for granulating B01J2/00)
C04B7/40 (Dehydrating) appears on 28 US grants and 36 published applications in this corpus.
Search patents in C04B- Granted patents
- 28
- Published applications
- 36
- Assignees
- 38
- Inventors
- 116
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 2 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 3 |
| 2022 | 0 | 6 |
| 2023 | 1 | 2 |
| 2024 | 2 | 7 |
| 2025 | 4 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Use of a hydraulic binder containing calcium aluminate for the production of a construction material12 May 2026US 12,623,963 B2ARDEX Group GmbH
- In-situ high-strength gradient carbonized material and preparation method thereof28 Apr 2026US 12,612,332 B2Wuhan University of Technology
- Wastewater treatment system and method for producing sludge for cement manufacturing16 Sep 2025US 12,415,753 B2Alden Group Environmental Solutions, LLC
- Method of manufacturing inorganic binder by reduction furnace slag and cured solid manufactured by the method16 Sep 2025US 12,415,756 B2National Cheng Kung University
- Hydraulic cement composition, process and use9 Sep 2025US 12,410,356 B2Petroleo Brasileiro S.A. - Petrobras
- Method and plant for treating raw-meal in a cement clinker manufacturing process29 May 2025US 2025/0171352 A1
- Method and plant for treating raw-meal in a cement clinker manufacturing process29 May 2025US 2025/0171354 A1
- Method for carbonating waste materials22 May 2025US 2025/0162941 A1HSustainability GmbH
- Improvement of reactivity by oxidation15 May 2025US 2025/0154063 A1HSustainability GmbH
- Process for activating clays with high residual moisture16 Jan 2025US 2025/0019301 A1
Most cited
By later US patents
- Method for the production of fine-grained mixture of mineral solids14US 4,130,945 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1978
- Method and plant for manufacturing cement clinker12US 5,614,016 AF. L. Smidth & Co. A/S · 1997
- Cement dust briquettes and process of production thereof9US 4,161,411 A1979
- Introducing an additive to portland cement6US 6,685,771 B22004
- Process for incorporating coal ash into cement clinker5US 6,764,544 B2Lafarge Canada Inc. · 2004