Y02P 10/146
Perfluorocarbons [pfc]
Official title: Perfluorocarbons [PFC]; Hydrofluorocarbons [HFC]; Sulfur hexafluoride [SF6]
Y02P10/146 (Perfluorocarbons [pfc]) appears on 39 US grants and 37 published applications in this corpus.
Search patents in Y02P- Granted patents
- 39
- Published applications
- 37
- Assignees
- 45
- Inventors
- 119
- Latest grant
- 5 Oct 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 4 |
| 2003 | 4 | 6 |
| 2004 | 3 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 5 |
| 2013 | 0 | 1 |
| 2014 | 3 | 4 |
| 2015 | 2 | 4 |
| 2016 | 1 | 3 |
| 2017 | 4 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Exhaust gas treatment system5 Oct 2021US 11,135,543 B2Mitsubishi Heavy Industries Engineering, Ltd.
- Efficient long-service-life blowing method and system for vanadium extraction-decarburization duplex converters27 Apr 2021US 10,988,818 B2University of Science and Technology Beijing
- Process and system for capturing carbon dioxide from a gas stream8 Dec 2020US 10,857,503 B2Icsip Pty Ltd
- Method and apparatus for cooling a flow containing at least 35% carbon dioxide and mercury24 Apr 2018US 9,950,274 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method of producing metal carbonate from an ultramafic rock material20 Feb 2018US 9,896,741 B2Agency for Science, Technology and Research
- Integration of carbon sequestration with selective hydrometallurgical recovery of metal values4 Jan 2024US 2024/0002973 A1Negative Emissions Materials, Inc.
- Installation and Method for Separating at Least One Ionic Species from a Solution Comprising at Least Said Ionic Species and Lithium2 Dec 2021US 2021/0371293 A1Geolith
- Efficient long-service-life blowing method and system for vanadium extraction-decarburization duplex converters29 Oct 2020US 2020/0340070 A1University of Science and Technology Beijing
- Exhaust gas treatment system30 May 2019US 2019/0160421 A1Mitsubishi Heavy Industries Engineering, Ltd.
- Process and system for capturing carbon dioxide from a gas stream3 Jan 2019US 2019/0001265 A1Icsip Pty Ltd
Most cited
By later US patents
- System and process for removal of pollutants from a gas stream101US 6,610,263 B2EnviroScrub Technologies Corporation · 2003
- System and process for removal of pollutants from a gas stream48US 6,579,507 B2EnviroScrub Technologies Corporation · 2003
- Process for treating molten aluminum with chlorine gas and sulfur hexafluoride to remove impurities38US 5,536,296 AAlumax Inc. · 1996
- Method of and apparatus for the treatment of exhaust-gases in the electrolytic production of aluminum24US 4,006,066 AMetallgesellschaft Aktiengesellschaft · 1977
- Method for integrating a blast furnace and a direct reduction reactor using cryogenic rectification19US 6,045,602 APraxair Technology, Inc. · 2000