Class F28G : CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS
Subclass 1/16: Non-rotary, e.g. reciprocated, appliances (F28G 3/00 takes precedence) using jets of fluid for removing debris (F28G 1/12 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12247796 | Steam co-injection for the reduction of heat exchange and furnace fouling | Nov 10, 21 | Mar 11, 25 | Phillips 66 Company |
| 12228356 | Device for cleaning inner surface of heat exchanger tubes | Apr 01, 21 | Feb 18, 25 | TubeMaster Inc. |
| 12214389 | Auto-indexing lance positioner apparatus and system | Aug 28, 23 | Feb 04, 25 | Stoneage Inc. |
| 12173973 | Tube bundle cleaning system and method | Feb 06, 24 | Dec 24, 24 | USA DeBusk LLC |
| 12123654 | System and method for maintaining efficiency of a fractal heat sink | Nov 28, 22 | Oct 22, 24 | FRACTAL HEATSINK TECHNOLOGIES LLC |
| 12123666 | Multiple flexible lance drive apparatus with modular follower roller deck | Mar 08, 22 | Oct 22, 24 | Stoneage Inc. |
| 12117254 | Apparatus and method for cleaning HVAC cooling coils | Sep 13, 23 | Oct 15, 24 | Coil Flow Max, Inc. |
| 12031781 | System and method for cleaning a tube bundle of a heat exchanger core | Jul 21, 20 | Jul 09, 24 | Tube Tech Industrial Ltd. |
| 12011805 | System and method of cleaning a heat exchanger | Nov 24, 17 | Jun 18, 24 | CANDU ENERGY INC. |
| 12013197 | Cleaning method and inspection method for heat exchanger, and cleaning equipment for heat exchanger | Feb 24, 21 | Jun 18, 24 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 11958086 | Cleaning device with a reinforced guide profile | Jun 16, 22 | Apr 16, 24 | A X SYSTEM |
| 11934215 | System and method for cleaning heat exchanger tubes | Jan 30, 20 | Mar 19, 24 | Stoneage Inc. |
| 11913737 | System and method for maintaining efficiency of a heat sink | Mar 20, 23 | Feb 27, 24 | FRACTAL HEATSINK TECHNOLOGIES LLC |
| 11841197 | Data logger device and system for high pressure leaning lance drive apparatus | Apr 03, 20 | Dec 12, 23 | Stoneage Inc. |
| 11789471 | Method of cleaning heat exchangers or tube bundles using a cleaning station | May 09, 22 | Oct 17, 23 | Terydon Inc. |
| 11788807 | Apparatus and method for cleaning HVAC cooling coils | Sep 28, 22 | Oct 17, 23 | Coil Flow Max, Inc. |
| 11738378 | Auto-indexing lance positioner apparatus and system | Dec 05, 22 | Aug 29, 23 | Stoneage Inc. |
| 11733720 | Indexer and method of use thereof | Mar 03, 22 | Aug 22, 23 | Terydon Inc. |
| 11713932 | Flexible tube cleaning lance positioner frame apparatus | Aug 18, 20 | Aug 01, 23 | Stoneage Inc. |
| 11709507 | Method of performing a cleaning operation using a water jet device | Jan 30, 20 | Jul 25, 23 | Terydon Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0093,116 | TUBE BUNDLE CLEANING SYSTEM AND METHOD | Nov 26, 24 | Mar 20, 25 | Not available |
| 2025/0093,028 | ZERO-POWER-CONSUMPTION SELF-ADAPTIVE DISTRIBUTED WASTE HEAT RECOVERY AND UTILIZATION SYSTEM FOR ETHYLENE DEVICE | Jul 12, 22 | Mar 20, 25 | BEIJING AEROSPACE ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION TECHNOLO |
| 2025/0075,387 | CLOTHES CARE APPARATUS AND METHOD FOR CONTROLLING THE SAME | Jul 16, 24 | Mar 06, 25 | Samsung Electronics Co. Ltd. |
| 2025/0044,036 | SYSTEM AND METHOD FOR MAINTAINING EFFICIENCY OF A FRACTAL HEAT SINK | Oct 21, 24 | Feb 06, 25 | Not available |
| 2025/0044,047 | Fastening Apparatus for a Cleaning Device Based on Introducing High-Amplitude Pressure Waves | Dec 15, 22 | Feb 06, 25 | Not available |
| 2025/0044,813 | INDEXER, INDEXER RETROFIT KIT AND METHOD OF USE THEREOF | Mar 18, 24 | Feb 06, 25 | Not available |
| 2025/0012,526 | APPARATUS AND METHOD FOR CLEANING HVAC COOLING COILS | Sep 24, 24 | Jan 09, 25 | Not available |
| 2024/0377,147 | Deep Cleaning Alignment Equipment | Jul 25, 24 | Nov 14, 24 | Not available |
| 2024/0247,888 | SYSTEM AND METHOD FOR MAINTAINING EFFICIENCY OF A HEAT SINK | Feb 26, 24 | Jul 25, 24 | Not available |
| 2024/0159,484 | Radiator Cleaning Assembly | Nov 16, 22 | May 16, 24 | Not available |
| 2024/0125,568 | A PROCESS AND SYSTEM FOR AUTOMATED ONLINE FOULING PREVENTION OF VERTICAL SHELL AND TUBE GAS-TO-GAS HEAT EXCHANGERS | Feb 07, 22 | Apr 18, 24 | Not available |
| 2024/0102,753 | DATA LOGGER DEVICE AND SYSTEM FOR HIGH PRESSURE LEANING LANCE DRIVE APPARATUS | Dec 11, 23 | Mar 28, 24 | Not available |
| 2024/0027,149 | FLEXIBLE TUBE CLEANING LANCE POSITIONER FRAME APPARATUS | Jul 31, 23 | Jan 25, 24 | Not available |
| 2024/0027,150 | METHOD FOR CLEANING THE HEAT EXCHANGE TUBES OF STEAM GENERATORS IN A NUCLEAR POWER STATION | Nov 27, 20 | Jan 25, 24 | Not available |
| 2023/0415,063 | MODULAR HORIZONTAL TUBE EVAPORATOR UNIT, CLEANING DEVICE, EVAPORATOR AND CLEANING APPLICATION METHOD | Oct 15, 22 | Dec 28, 23 | JIANGSU KUNYEE ENVIRONMENTAL TECHNOLOGY CO., LTD. |
| 2022/0251,392 | THERMOLYSIS SYSTEM AND METHOD FOR OBTAINING RECOVERED CARBON BLACK AND FUEL FROM DISUSED TIRES | Jun 27, 19 | Aug 11, 22 | Not available |
| 2020/0208,928 | HEAT EXCHANGER EXTERIOR SURFACE CLEANING SYSTEM, METHOD OF RETROFITTING A HEAT EXCHANGER WITH A CLEANING SYSTEM, AND METHOD OF CLEANING A HEAT EXCHANGER | Dec 20, 19 | Jul 02, 20 | Not available |
| 2020/0132,402 | AUTO-INDEXING LANCE POSITIONER APPARATUS AND SYSTEM | Oct 24, 19 | Apr 30, 20 | Not available |
| 2020/0041,220 | METHOD AND SYSTEM FOR CLEANING A HEAT EXCHANGE SYSTEM OF A HEATING VENTILATION AND AIR CONDITIONING SYSTEM | Oct 11, 19 | Feb 06, 20 | BLUE BOX AIR, LLC |
| 2019/0346,222 | AIR- COOLED HEAT EXCHANGER CLEANING AND TEMPERATURE CONTROL APPARATUS AND METHOD | May 09, 18 | Nov 14, 19 | Not available |
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