C01B 33/182
By reduction of a siliceous material
Official title: {by reduction of a siliceous material, e.g. with a carbonaceous reducing agent and subsequent oxidation of the silicon monoxide formed}
C01B33/182 (By reduction of a siliceous material) appears on 23 US grants and 33 published applications in this corpus.
Search patents in C01B- Granted patents
- 23
- Published applications
- 33
- Assignees
- 23
- Inventors
- 82
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 2 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 2 |
| 2018 | 3 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 3 |
| 2022 | 2 | 4 |
| 2023 | 3 | 4 |
| 2024 | 2 | 2 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method, apparatus, and system for producing silicon-containing product by utilizing silicon mud byproduct of cutting silicon material with diamond wire17 Feb 2026US 12,552,675 B2
- Negative electrode active material, negative electrode and method for producing them23 Sep 2025US 12,424,620 B2Shin-Etsu Chemical Co., Ltd.
- SiO powder production method and spherical particulate SiO powder14 Jan 2025US 12,195,345 B2OSAKA Titanium technologies Co., Ltd.
- Black powder, and method for producing same10 Dec 2024US 12,162,770 B2Ube Exsymo Co., Ltd.
- Silicon material and method of manufacture20 Feb 2024US 11,905,421 B2ionobell, Inc.
- Carbon-silicon composites and method of production thereof25 Jun 2026US 2026/0179910 A1Nanovace Technologies Limited
- Negative active material, method of preparing, and rechargeable lithium battery including same7 Aug 2025US 2025/0250176 A1Samsung SDI.Co., Ltd.
- Sio powder production method and spherical particulate sio powder20 Mar 2025US 2025/0091883 A1OSAKA Titanium technologies Co., Ltd.
- Silicon material and method of manufacture20 Mar 2025US 2025/0092266 A1ionobell, Inc.
- Uniformly modified silicon monoxide negative electrode material, and preparation method therefor and use thereof9 Jan 2025US 2025/0015279 A1Tianmulake Excellent Anode Materials Co., Ltd.
Most cited
By later US patents
- Dispersions of submicron doped silicon particles10US 8,435,477 B2NanoGram Corporation · 2013
- Dispersions of submicron doped silicon particles8US 9,175,174 B2NanoGram Corporation · 2015
- Silicon material and method of manufacture7US 11,591,478 B2ionobell, Inc. · 2023
- Method for making vitreous silica6US 4,054,641 A1977
- Methods for synthesizing submicron doped silicon particles6US 8,568,684 B2NanoGram Corporation · 2013