F25J 2205/34
As evaporative cooling tower to produce chilled water
Official title: as evaporative cooling tower to produce chilled water, e.g. evaporative water chiller [EWC]
F25J2205/34 (As evaporative cooling tower to produce chilled water) appears on 45 US grants and 45 published applications in this corpus.
Search patents in F25J- Granted patents
- 45
- Published applications
- 45
- Assignees
- 29
- Inventors
- 121
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 5 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 3 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 4 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 4 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 3 | 2 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 3 |
| 2022 | 3 | 2 |
| 2023 | 3 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon capture system and method with exhaust gas recirculation20 Jan 2026US 12,528,041 B2Chart Energy & Chemicals, Inc.
- Chiller, air separation system, and related methods16 Jul 2024US 12,038,230 B2Air Products and Chemicals, Inc.
- Method and apparatus for separating air by cryogenic distillation26 Dec 2023US 11,852,408 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Polymerizable liquid crystal material and polymerized liquid crystal film11 Jul 2023US 11,697,769 B2Merck Patent GmbH
- Utilization of nitrogen-enriched streams produced in air separation units comprising split-core main heat exchangers25 Apr 2023US 11,635,254 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and apparatus for venting a gas6 Aug 2026US 2026/0225038 A1L'Air Liquide Societe Anonyme Pour L'Etude Et L'Etude Et L'Exploitation Des Procedes Georges Claude
- Method and apparatus for drying and purifying a fluid containing carbon dioxide and water11 Jun 2026US 2026/0158440 A1L'Air Liquide, Société Anonyme pour I'Etude et I'Exploitaion des Procédés Georges Claude
- System and method for simultaneously producing high-purity liquid nitrogen and high-purity liquid carbon dioxide at low cost by using flue gas26 Feb 2026US 2026/0055956 A1Hangzhou Oxygen Plant Group Co., Ltd.
- Water cooling system and air separation device provided with same12 Jun 2025US 2025/0189246 A1L' Air Liquide, Societe Anonyme pour I' Etude et I'Exploitation des Procedes Georges Claude
- Utilizing flue gas heat for carbon dioxide capture8 May 2025US 2025/0146747 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Use of nitrogen from an air separation unit as gas turbine air compressor feed refrigerant to improve power output141US 5,388,395 AAir Products and Chemicals, Inc. · 1995
- Process and device for cooling a gas by direct heat exchange with a cooling liquid97US 7,536,873 B2Linde Aktiengesellschaft · 2009
- Apparatus for the low-temperature separation of a gas mixture, in particular air80US 7,516,626 B2Linde Aktiengesellschaft · 2009
- Gasification combined cycle power generation process with heat-integrated chemical production48US 5,865,023 AAir Products and Chemicals, Inc. · 1999
- Gasification combined cycle power generation process with heat-integrated chemical production36US 5,666,800 AAir Products and Chemicals, Inc. · 1997