B01J 2219/02
Apparatus characterised by their chemically-resistant properties
B01J2219/02 (Apparatus characterised by their chemically-resistant properties) appears on 766 US grants and 835 published applications in this corpus.
Search patents in B01J- Granted patents
- 766
- Published applications
- 835
- Assignees
- 541
- Inventors
- 2,235
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 10 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 7 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 7 | 0 |
| 2001 | 15 | 7 |
| 2002 | 16 | 36 |
| 2003 | 24 | 40 |
| 2004 | 18 | 39 |
| 2005 | 28 | 34 |
| 2006 | 20 | 31 |
| 2007 | 13 | 34 |
| 2008 | 12 | 22 |
| 2009 | 17 | 28 |
| 2010 | 30 | 39 |
| 2011 | 22 | 33 |
| 2012 | 18 | 26 |
| 2013 | 20 | 24 |
| 2014 | 28 | 54 |
| 2015 | 26 | 41 |
| 2016 | 38 | 55 |
| 2017 | 34 | 46 |
| 2018 | 50 | 46 |
| 2019 | 44 | 28 |
| 2020 | 26 | 28 |
| 2021 | 19 | 28 |
| 2022 | 20 | 21 |
| 2023 | 17 | 27 |
| 2024 | 9 | 25 |
| 2025 | 14 | 24 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clean hydrogen production through the sulfur-iodine cycle8 Sep 2026US 12,729,113 B2Inventus Holdings, LLC
- Composition containing addition condensation product, method for producing same, use of same, polymerization vessel, and method for producing polymer23 Jun 2026US 12,662,605 B2Shin-Etsu Chemical Co., Ltd.
- Anti-coking iron spinel surface2 Jun 2026US 12,644,173 B2NOVA Chemicals (International) S.A.
- Process to treat heavy oil or bitumen or mixtures of dilutants and heavy oil or bitumen26 May 2026US 12,636,590 B2
- Lined vessel, composite, and process28 Apr 2026US 12,612,568 B2Uop LLC
- The method of obtaining polyacrylamide hydrogels through continuous frontal polymerization8 Oct 2026US 2026/0307050 A1Green Evolution Technologies, Inc.
- Steam cracking of non-hydroprocessed liquid hydrocarbons17 Sep 2026US 2026/0275204 A1
- High-pressure reactor27 Aug 2026US 2026/0250800 A1Gem Co., Ltd.
- Duplex stainless steel and use thereof20 Aug 2026US 2026/0242913 A1Stamicarbon B. V.
- Gas micro reactor utilizing membrane packaging13 Aug 2026US 2026/0233188 A1Selective Micro Technologies, LLC
Most cited
By later US patents
- Apparatus and method for producing ethylene polymer516US 5,565,175 APhillips Petroleum Company · 1996
- Pressure and temperature reaction vessel, method, and apparatus108US 4,882,128 AParr Instrument Company · 1989
- 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
- High temperature high pressure capsule for processing materials in supercritical fluids88US 7,125,453 B2General Electric Company · 2006
- Two-step process for the preparation of a (co)polycarbonate by transesterification82US 5,498,688 ADaicel Chemical Industries, Ltd. · 1996