F28G 1/06
Non-rotary: having coiled wire tools, i.e. basket type
Official title: having coiled wire tools, i.e. basket type
F28G1/06 (Non-rotary: having coiled wire tools, i.e. basket type) appears on 4 US grants and 3 published applications in this corpus.
Search patents in F28G- Granted patents
- 4
- Published applications
- 3
- Assignees
- 5
- Inventors
- 15
- Latest grant
- 3 Jan 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Device for producing gas hydrate3 Jan 2017US 9,533,277 B2Mitsui Engineering & Shipbuilding Co., Ltd.
- Fouling reduction device for a tubular heat exchanger31 Aug 2004US 6,782,943 B2Elf Antar France
- Automatic process and device for cleaning a heat exchanger for gaseous fluids2 May 1989US 4,825,940 AEtablissements Neu
- System for cleaning tube-type exchangers automatically during operation22 Apr 1986US 4,583,585 AElf France
- Device for Producing Gas Hydrate1 Aug 2013US 2013/0195730 A1Mitsui Engineering & Shipbuilding Co., Ltd.
- Heat exchanger tube cleaning apparatus and method of removing a blockage from a tube12 Jul 2012US 2012/0175078 A1
- Fouling reduction device for a tubular heat exchanger1 Aug 2002US 2002/0100580 A1Elf Antar France
Most cited
By later US patents