F28G 2015/006
Arrangements for processing a cleaning fluid after use
Official title: {Arrangements for processing a cleaning fluid after use, e.g. filtering and recycling}
F28G2015/006 (Arrangements for processing a cleaning fluid after use) appears on 27 US grants and 22 published applications in this corpus.
Search patents in F28G- Granted patents
- 27
- Published applications
- 22
- Assignees
- 21
- Inventors
- 54
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 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 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 1 | 4 |
| 2021 | 3 | 5 |
| 2022 | 4 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of cleaning a cold box30 Dec 2025US 12,510,313 B1Kuwait National Petroleum Company
- System and module for automatically washing and sterilizing heat exchanger of system air conditioner8 Apr 2025US 12,270,614 B2
- Apparatus and method for cleaning HVAC cooling coils15 Oct 2024US 12,117,254 B2Coil Flow Max, Inc.
- System and method of cleaning a heat exchanger18 Jun 2024US 12,011,805 B2Candu Energy Inc.
- Heat exchanger end cover integrated with rubber ball cleaning apparatus23 Apr 2024US 11,965,703 B2Guangzhou Marton Environmental Technology Co., Ltd.
- Apparatus and method for cleaning hvac cooling coils9 Jan 2025US 2025/0012526 A1Coil Flow Max, Inc.
- Process and apparatus for cracking of thermally unstable feedstock13 Jun 2024US 2024/0191144 A1Totalenergies Onetech Belgium
- Apparatus and method for cleaning hvac cooling coils28 Dec 2023US 2023/0417498 A1Coil Flow Max, Inc.
- Apparatus and method for cleaning hvac cooling coils19 Jan 2023US 2023/0016318 A1Coil Flow Max, Inc.
- System and module for automatically washing and sterilizing heat exchanger of system air conditioner24 Mar 2022US 2022/0090870 A1
Most cited
By later US patents
- Mobile articulatable tube bundle cleaner42US 4,805,653 AServ-Tech, Inc. · 1989
- Apparatus for treating pipe28US 5,615,696 A1997
- Apparatus for cleaning heat exchanger tube bundles27US 5,018,544 AOhmstede Mechanical Services, Inc. · 1991
- Chemical vapor deposition system cleaner25US 5,286,301 AC.V.D. System Cleaners Corporation · 1994
- Multi-lange tube bundle cleaner22US 4,856,545 AServ-Tech, Inc. · 1989