C10G 21/30
Controlling or regulating
C10G21/30 (Controlling or regulating) appears on 66 US grants and 49 published applications in this corpus.
Search patents in C10G- Granted patents
- 66
- Published applications
- 49
- Assignees
- 31
- Inventors
- 133
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 9 | 0 |
| 1980 | 5 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 7 |
| 2015 | 1 | 2 |
| 2016 | 4 | 4 |
| 2017 | 5 | 5 |
| 2018 | 3 | 3 |
| 2019 | 7 | 5 |
| 2020 | 4 | 5 |
| 2021 | 4 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System, method, and recording medium having recorded thereon program20 May 2025US 12,306,619 B2Yokogawa Electric Corporation
- Liquid-liquid extraction techniques21 Jan 2025US 12,201,921 B2
- Method and system for removing hydrogen sulfide from sour oil and sour water19 Nov 2024US 12,145,864 B2Anschutz Exploration Corporation
- Systems and process for controlling a sulfur extraction from a hydrocarbon stream13 Feb 2024US 11,898,103 B2Uop LLC
- Method and system for removing hydrogen sulfide from sour oil and sour water26 Sep 2023US 11,767,236 B2Anschutz Exploration Corporation
- Method for liquid-liquid extraction of aromatics with extract recycles streams20 Aug 2026US 2026/0242675 A1Ifp Energies Nouvelles
- Pyrolysis oil purification using successive extractions23 Jul 2026US 2026/0209612 A1Sabic Global Technologies B.V.
- Liquid-liquid extraction techniques15 May 2025US 2025/0153071 A1
- Method and System for Removing Hydrogen Sulfide From Sour Oil and Sour Water27 Feb 2025US 2025/0066222 A1Anschutz Exploration Corporation
- Method and System for Removing Hydrogen Sulfide from Sour Oil and Sour Water11 Jan 2024US 2024/0010523 A1Anschutz Exploration Corporation
Most cited
By later US patents
- Method of refining heavy oil and refining apparatus48US 7,857,964 B2Jgc Corporation · 2010
- Extractive distillation43US 4,371,427 APhillips Petroleum Company · 1983
- Method for spectroscopic analysis of hydrocarbons41US 4,988,446 AExxon Research & Engineering Co. · 1991
- Method for refining or upgrading hydrocarbons with analysis31US 5,076,909 AExxon Research & Engineering Co. · 1991
- Method and system for removing hydrogen sulfide from sour oil and sour water21US 9,028,679 B2Anschutz Exploration Corporation · 2015