C01B 17/0237
Converting into particles
Official title: {Converting into particles, e.g. by granulation, milling}
C01B17/0237 (Converting into particles) appears on 49 US grants and 23 published applications in this corpus.
Search patents in C01B- Granted patents
- 49
- Published applications
- 23
- Assignees
- 37
- Inventors
- 93
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 2 |
| 2012 | 2 | 4 |
| 2013 | 5 | 3 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 2 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Production system and method for insoluble sulfur11 Nov 2025US 12,465,903 B2China Petroleum & Chemical Corporation
- Single pass header for generating sulfur seed particles and enlarging sulfur granules, and method of using the same8 Jul 2025US 12,350,642 B2Enersul, Inc.
- Preparation method for insoluble sulfur and anti-reversion stabilizer used thereby30 Aug 2022US 11,427,469 B2Shandong Yanggu Huatai Chemical Co, Ltd.
- Continuous process for producing insoluble sulfur18 Jan 2022US 11,225,411 B2China University of Petroleum (East China)
- Production of a master batch based on sulphur and carbonaceous nanofillers, the master batch produced, and uses thereof28 Apr 2020US 10,633,508 B2Arkema France
- Use of polyether siloxanes as processing aids for melt granulation1 Oct 2026US 2026/0297340 A1Evonik Operations GmbH
- Sulfur granule with improved crush strength23 Jul 2026US 2026/0209133 A1Tessenderlo Group NV
- Sulfur granule with improved crush stength27 Jun 2024US 2024/0208878 A1Tessenderlo Group NV
- Single pass header for generating sulfur seed particles and enlarging sulfur granules, and method of using the same13 Jun 2024US 2024/0189789 A1Enersul, Inc.
- Production System and Method for Insoluble Sulfur2 Feb 2023US 2023/0035805 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Method and apparatus for producing high-strength grannular particulates from low-strength prills31US 4,842,790 ATennessee Valley Authority · 1989
- Pelletizing apparatus28US 4,272,234 AProcor Limited · 1981
- Pelletizing method and apparatus27US 4,353,852 AProcor Limited-Procor Limitee · 1982
- Method and apparatus for pelletizing sulphur22US 4,507,335 AProcor Limited · 1985
- Method and apparatus for generating sulphur seed particles for sulphur granule production21US 5,435,945 AProcor Sulphur Services, Inc. · 1995