C10G 75/02
Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon
Official title: by addition of corrosion inhibitors
C10G75/02 (Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon) appears on 176 US grants and 222 published applications in this corpus.
Search patents in C10G- Granted patents
- 176
- Published applications
- 222
- Assignees
- 98
- Inventors
- 434
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 4 | 6 |
| 2004 | 2 | 5 |
| 2005 | 0 | 3 |
| 2006 | 1 | 5 |
| 2007 | 4 | 4 |
| 2008 | 2 | 4 |
| 2009 | 4 | 1 |
| 2010 | 0 | 6 |
| 2011 | 2 | 7 |
| 2012 | 3 | 7 |
| 2013 | 3 | 15 |
| 2014 | 1 | 10 |
| 2015 | 13 | 14 |
| 2016 | 15 | 12 |
| 2017 | 10 | 22 |
| 2018 | 12 | 13 |
| 2019 | 7 | 17 |
| 2020 | 12 | 8 |
| 2021 | 15 | 14 |
| 2022 | 16 | 7 |
| 2023 | 7 | 12 |
| 2024 | 9 | 8 |
| 2025 | 6 | 12 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Succinic anhydride-derived polyesters as corrosion inhibitors25 Aug 2026US 12,716,028 B2Ecolab USA Inc.
- Corrosion inhibitor composition for use in the oil and gas industry21 Jul 2026US 12,686,819 B2Imam Abdulrahman Bin Faisal University
- Method for reducing or preventing corrosion or fouling caused by acidic compounds21 Apr 2026US 12,606,916 B2Kurita Water Industries Ltd.
- Corrosion inhibitor formulations based on compounds with both pyridinium and hydroxy substituents31 Mar 2026US 12,590,256 B2Saudi Arabian Oil Company
- Refinery crude distillation unit corrosion inhibitor10 Mar 2026US 12,570,907 B2Saudi Arabian Oil Company
- Method of inhibiting corrosion of metal piping in an oil/gas well3 Sep 2026US 2026/0258301 A1Imam Abdulrahman Bin Faisal University
- A process for storing one or more pyrolysis oils20 Aug 2026US 2026/0242678 A1BASF SE
- Automatic Corrosion Control in Hydrocarbon Pipelines by Monitoring Parameters of System Fluids23 Jul 2026US 2026/0209608 A1Saudi Arabian Oil Company
- Method for suppressing catalyst poisoning by pyrolysis oils in contact with steel containments23 Jul 2026US 2026/0209622 A1BASF SE
- Microcapsules for controlled release of actives agents, and use of said microcapsules in the oil and gas industry16 Jul 2026US 2026/0201243 A1Repsol, S. A.
Most cited
By later US patents
- Amine blend neutralizers for refinery process corrosion60US 5,965,785 ANalco/Exxon Energy Chemicals, L. P. · 1999
- Use of phosphate and thiophosphate esters neutralized with water soluble amines as ethylene furnace anti-coking antifoulants39US 4,542,253 ANalco Chemical Company · 1985
- Control of naphthenic acid corrosion with thiophosporus compounds34US 5,863,415 ABaker Hughes Incorporated · 1999
- Oilfield cleaner and corrosion inhibitor comprising a polyamine sulfonic acid salt31US 9,434,911 B2Ecolab USA Inc. · 2016
- Use of sulfiding agents for enhancing the efficacy of phosphorus in controlling high temperature corrosion attack25US 5,630,964 ANalco/Exxon Energy Chemicals, L. P. · 1997