B01J 2219/00252
Formation of deposits other than coke
B01J2219/00252 (Formation of deposits other than coke) appears on 154 US grants and 142 published applications in this corpus.
Search patents in B01J- Granted patents
- 154
- Published applications
- 142
- Assignees
- 122
- Inventors
- 485
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 1 |
| 2003 | 0 | 7 |
| 2004 | 7 | 11 |
| 2005 | 2 | 6 |
| 2006 | 3 | 3 |
| 2007 | 3 | 6 |
| 2008 | 4 | 1 |
| 2009 | 4 | 5 |
| 2010 | 2 | 16 |
| 2011 | 6 | 5 |
| 2012 | 9 | 8 |
| 2013 | 5 | 2 |
| 2014 | 7 | 3 |
| 2015 | 0 | 5 |
| 2016 | 6 | 5 |
| 2017 | 5 | 4 |
| 2018 | 2 | 3 |
| 2019 | 11 | 9 |
| 2020 | 3 | 4 |
| 2021 | 4 | 10 |
| 2022 | 5 | 7 |
| 2023 | 6 | 4 |
| 2024 | 4 | 4 |
| 2025 | 6 | 7 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of preparing diester-based material13 Jan 2026US 12,522,557 B2LG Chem.Ltd.
- Method of manufacturing diester-based compound2 Dec 2025US 12,486,215 B2LG Chem.Ltd.
- Method for flushing reactor11 Nov 2025US 12,465,961 B2Linde Aktiengesellschaft
- Automatic descaling system for high-pressure reactor of laterite nickel ore1 Jul 2025US 12,344,941 B2Gem Co., Ltd.
- Easily polymerizable substance handling device25 Mar 2025US 12,259,082 B2Nippon Shokubai Co., Ltd.
- Initiator Injection Line for High Pressure Polymerization16 Jul 2026US 2026/0199863 A1
- Process for regeneration of an epoxidation reactor16 Jul 2026US 2026/0201277 A1BASF SE
- High frequency direct electrical heating4 Jun 2026US 2026/0151750 A1Schneider Electric Industries SAS
- Method for Carrying Out a Chemical Reaction and Reactor Arrangement21 May 2026US 2026/0138115 A1BASF SE
- Device for the Detection of Incipient Sheeting in a Gas Phase Reactor19 Feb 2026US 2026/0048374 A1
Most cited
By later US patents
- Protective metal oxide films on metal or alloy substrate surfaces susceptible to coking, corrosion or catalytic activity105US 4,297,150 AThe British Petroleum Company p.l.c. · 1981
- Devices for making reaction products by controlling transient conversion in an atomized liquid103US 5,580,531 ATwenty-First Century Research Corporation · 1996
- Method and apparatus for injecting a liquid hydrocarbon fuel into a fuel cell power plant reformer83US 6,045,772 AInternational Fuel Cells Corporation · 2000
- Supercritical water oxidation process of organics with inorganics82US 5,252,224 AModell Development Corporation · 1993
- Methods for restoring the heat transfer coefficient of an oligomerization reactor81US 6,380,451 B1Phillips Petroleum Company · 2002