F22B 21/20
Involving sectional or subdivided headers in separate arrangement for each water-tube set
Official title: involving sectional or subdivided headers in separate arrangement for each water-tube set
F22B21/20 (Involving sectional or subdivided headers in separate arrangement for each water-tube set) appears on 3 US grants and 4 published applications in this corpus.
Search patents in F22B- Granted patents
- 3
- Published applications
- 4
- Assignees
- 3
- Inventors
- 18
- Latest grant
- 4 Feb 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Heat exchanger tube bundle and related heat recovery steam generator21 Nov 2024US 2024/0384945 A1NEM Energy B.V.
- Tubular wall assembly and gasification reactor8 Aug 2013US 2013/0199461 A1
- Heat exchanger16 Jul 2009US 2009/0178779 A1
- Catalyst cooling processes utilizing steam superheating22 Jun 2006US 2006/0135358 A1ExxonMobil Chemical Patents Inc.
Most cited
By later US patents