C09C 1/487
Separation
Official title: {Separation; Recovery (quenching C09C1/50 - C09C1/54)}
C09C1/487 (Separation) appears on 53 US grants and 34 published applications in this corpus.
Search patents in C09C- Granted patents
- 53
- Published applications
- 34
- Assignees
- 34
- Inventors
- 104
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 0 | 0 |
| 2021 | 1 | 4 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 5 |
| 2025 | 2 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for converting thermal energy into dissociation energy of molecules of a gas medium and a device for implementing same27 Jan 2026US 12,533,649 B2Sun2h AG
- System and method for separation of salts and carbon allotropes1 Jul 2025US 12,344,526 B2SkyNano LLC
- Processing and purification of carbonaceous materials27 May 2025US 12,312,476 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Conversion of flue gas carbon dioxide to valuable carbons and hydrocarbons29 Oct 2024US 12,128,355 B2Hago Energetics Benefit Corporation
- Method for producing carbon material dispersion, carbon material dispersion, and apparatus therefor3 Sep 2024US 12,076,730 B2Refine Holdings Co., Ltd.
- System and method of continuous low carbon hydrogen production using a thermal battery integrated with intermittent renewable energy14 May 2026US 2026/0132023 A1Black & Veatch Corporation
- High Structure Acetylene Black, Process for its Production, and Compositions and Uses Thereof16 Apr 2026US 2026/0103600 A1Orion Engineered Carbons IP GmbH & Co. KG
- Plasma Assisted Production of Carbon Black22 Jan 2026US 2026/0022250 A1Orion Engineered Carbons IP GmbH & Co. KG
- System and method for separation of salts and carbon allotropes25 Sep 2025US 2025/0296841 A1SkyNano LLC
- System and method for separation of salts and carbon allotropes8 May 2025US 2025/0145465 A1SkyNano LLC
Most cited
By later US patents
- Production of carbon black69US 5,527,518 AKvaerner Engineering A.S. · 1996
- Method for decomposition of hydrocarbons50US 5,997,837 AKvaerner Technology & Research Limited · 1999
- Waste heat recovery38US 4,372,937 APhillips Petroleum Company · 1983
- Process for production of carbon black38US 7,655,209 B2Cabot Corporation · 2010
- Pelletization of pyrolyzed rubber products34US 8,323,793 B2Tellus Technology, Inc. · 2012