Class F28G : CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS
Subclass 1/08: Non-rotary, e.g. reciprocated, appliances (F28G 3/00 takes precedence) having scrapers, hammers, or cutters, e.g. rigidly mounted
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11549766 | Systems and methods of using cleaning robots for removing deposits from heat exchange surfaces of boilers and heat exchangers | Sep 25, 19 | Jan 10, 23 | Sidel Global Environmental LLC |
| 11035630 | Cooling device for reducing the temperature of cooked warm food held in a container, in particular in a standard trolley | Feb 17, 16 | Jun 15, 21 | Not available |
| 10780460 | Heat exchanger | Aug 02, 16 | Sep 22, 20 | Linde Aktiengesellschaft |
| 10514217 | Tube cleaning and inspecting system and method | Apr 21, 17 | Dec 24, 19 | Arizona Board of Regents on behalf of The University of Arizona |
| 10451358 | Heat storage system | Nov 10, 17 | Oct 22, 19 | IHI Corporation |
| 10222147 | Firetube scraper | Jul 21, 16 | Mar 05, 19 | CANADIAN NATURAL RESOURCES LIMITED |
| 9939214 | Scrape-off type heat exchanger | Dec 04, 13 | Apr 10, 18 | NOA CO., LTD. |
| 9146063 | Machine for descaling cellular bodies of an air-water heat exchanger | Oct 07, 10 | Sep 29, 15 | ARTS |
| 9045695 | Apparatus and method for pyrolysis of organic waste | Feb 27, 08 | Jun 02, 15 | THERMITECH SOLUTIONS LIMITED |
| 5759498 | Gas exhaust apparatus | Dec 12, 96 | Jun 02, 98 | UNITED MICROELECTRONICS CORP. |
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
