C10G 75/04
Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon
Official title: by addition of antifouling agents
C10G75/04 (Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon) appears on 238 US grants and 289 published applications in this corpus.
Search patents in C10G- Granted patents
- 238
- Published applications
- 289
- Assignees
- 126
- Inventors
- 682
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 1 |
| 2003 | 0 | 4 |
| 2004 | 0 | 2 |
| 2005 | 4 | 7 |
| 2006 | 2 | 5 |
| 2007 | 1 | 1 |
| 2008 | 1 | 4 |
| 2009 | 4 | 7 |
| 2010 | 5 | 9 |
| 2011 | 6 | 5 |
| 2012 | 2 | 6 |
| 2013 | 8 | 7 |
| 2014 | 3 | 17 |
| 2015 | 6 | 12 |
| 2016 | 15 | 25 |
| 2017 | 11 | 30 |
| 2018 | 15 | 20 |
| 2019 | 11 | 29 |
| 2020 | 24 | 21 |
| 2021 | 29 | 15 |
| 2022 | 14 | 19 |
| 2023 | 11 | 17 |
| 2024 | 15 | 11 |
| 2025 | 10 | 7 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Application of surfmers to mitigate fouling in olefins plants5 May 2026US 12,618,017 B2Sabic Global Technologies B.V.
- Processes and systems for removing deposits from an integrated plastic pyrolysis vessel and a steam cracking furnace28 Apr 2026US 12,612,559 B2ExxonMobil Technology and Engineering Company
- Lined vessel, composite, and process28 Apr 2026US 12,612,568 B2Uop LLC
- Method for reducing or preventing corrosion or fouling caused by acidic compounds21 Apr 2026US 12,606,916 B2Kurita Water Industries Ltd.
- Oil soluble molybdenum complexes as high temperature fouling inhibitors17 Feb 2026US 12,552,980 B2Ecolab USA Inc.
- 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.
- Reduction of heat exchanger fouling11 Jun 2026US 2026/0159770 A1Afton Chemical Corporation
- Oil soluble molybdenum complexes as high temperature fouling inhibitors4 Jun 2026US 2026/0152683 A1Ecolab USA Inc.
- Heavy distillate-based additives and methods for use in stabilizing asphaltenes28 May 2026US 2026/0146201 A1Baker Hughes Oilfield Operations LLC
Most cited
By later US patents
- Use of alkanesulfonic acids as asphaltene-dispersing agents70US 5,925,233 AClariant GmbH · 1999
- Method to decrease iron sulfide deposits in pipe lines69US 6,866,048 B22005
- Using an antifoulant in a crude oil heating process45US 4,024,051 ANalco Chemical Company · 1977
- Phosphorous ester antifoulants in crude oil refining41US 4,024,050 ANalco Chemical Company · 1977
- Use of phosphate and thiophosphate esters neutralized with water soluble amines as ethylene furnace anti-coking antifoulants39US 4,542,253 ANalco Chemical Company · 1985