C04B 33/32
Burning methods
C04B33/32 (Burning methods) appears on 257 US grants and 293 published applications in this corpus.
Search patents in C04B- Granted patents
- 257
- Published applications
- 293
- Assignees
- 244
- Inventors
- 754
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 10 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 5 |
| 2003 | 3 | 9 |
| 2004 | 7 | 5 |
| 2005 | 3 | 7 |
| 2006 | 5 | 5 |
| 2007 | 3 | 4 |
| 2008 | 1 | 6 |
| 2009 | 4 | 5 |
| 2010 | 5 | 13 |
| 2011 | 1 | 13 |
| 2012 | 6 | 5 |
| 2013 | 2 | 6 |
| 2014 | 4 | 12 |
| 2015 | 12 | 10 |
| 2016 | 11 | 21 |
| 2017 | 6 | 8 |
| 2018 | 12 | 18 |
| 2019 | 13 | 14 |
| 2020 | 9 | 17 |
| 2021 | 12 | 31 |
| 2022 | 10 | 11 |
| 2023 | 9 | 21 |
| 2024 | 11 | 21 |
| 2025 | 15 | 13 |
| 2026 | 12 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Highly dense red mud shields for X-ray and γ-ray attenuation29 Sep 2026US 12,747,190 B2Council of Scientific and Industrial Research
- Biochar for stable solidification of heavy metals8 Sep 2026US 12,729,162 B2Chinese Research Academy of Environmental Sciences
- Nanoporous ceramic for atomization core and preparation method thereof11 Aug 2026US 12,703,664 B2Huizhou Happy Vaping Technology Limited
- Method and apparatus for manufacturing cement using rotary generated thermal energy28 Jul 2026US 12,692,192 B2Coolbrook Oy
- Nanomaterial ceramic spheres, preparation method, and application thereof16 Jun 2026US 12,655,062 B2
- Nanomaterial ceramic sphere, preparation method and application thereof24 Sep 2026US 2026/0285761 A1
- 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
- Pottery base material17 Sep 2026US 2026/0274752 A1Toto Ltd.
- Colourable translucent white ceramic compound based on a frit comprising calcium and sodium27 Aug 2026US 2026/0250203 A1TheSize Surfaces, S.L.
- Ceramics and methods of their manufacture30 Jul 2026US 2026/0217613 A1ImerTech SAS
Most cited
By later US patents
- Polycrystalline translucent alumina-based ceramic material, uses, and methods166US 6,878,456 B23M Innovative Properties Company · 2005
- Method for sintering ceramic tapes118US 6,447,712 B1University of Washington · 2002
- Process and a device for producing ceramic molds76US 6,827,988 B2Technische Universitat Clausthal · 2004
- Use of ceramics in dental and orthodontic applications67US 6,984,261 B23M Innovative Properties Company · 2006
- Manufacture of parts from particulate material61US 4,197,118 AParmatech Corporation · 1980