| 2025/0093,116 | TUBE BUNDLE CLEANING SYSTEM AND METHOD | Nov 26, 24 | Mar 20, 25 | Not available |
| 2024/0410,663 | Flexible Lance Drive Apparatus with Autostroke Function | Jan 15, 24 | Dec 12, 24 | Not available |
| 2024/0271,893 | TUBE BUNDLE CLEANING SYSTEM AND METHOD | Feb 06, 24 | Aug 15, 24 | Not available |
| 2024/0077,262 | CLEANING SYSTEM AND METHOD | Jun 13, 23 | Mar 07, 24 | Not available |
| 2023/0324,135 | DEVICE FOR CLEANING HEAT EXCHANGE TUBES OF A STEAM GENERATOR OF A NUCLEAR POWER PLANT | Nov 27, 20 | Oct 12, 23 | Not available |
| 2023/0077,287 | Systems for Cooling Recycled Off-Gas in Low-Density Polyethylene Production | Jan 27, 21 | Mar 09, 23 | Not available |
| 2022/0316,828 | CLEANING SYSTEM AND METHOD | Jun 10, 22 | Oct 06, 22 | Not available |
| 2022/0268,535 | TUBE CLEANING SYSTEM AND METHOD | Jul 21, 20 | Aug 25, 22 | Tube Tech Industrial Limited |
| 2022/0214,122 | HEAT RECOVERY STEAM GENERATOR CLEANING SYSTEM AND METHOD | Mar 24, 22 | Jul 07, 22 | Not available |
| 2021/0364,241 | Heat Recovery Steam Generator Cleaning System And Method | Mar 17, 21 | Nov 25, 21 | Not available |
| 2021/0131,755 | AUTOMATIC WASHING APPARATUS FOR HEAT EXCHANGER BUNDLE | Aug 27, 20 | May 06, 21 | BC TAECHANG INDUSTRIAL CORP. |
| 2021/0025,664 | HIGH PRESSURE NOZZLE AND RELATED METHODS | Jul 17, 20 | Jan 28, 21 | Not available |
| 2020/0224,984 | Heat Recovery Steam Generator Cleaning System And Method | Jan 16, 19 | Jul 16, 20 | Not available |
| 2020/0103,186 | CLEANING TUBESHEETS OF HEAT EXCHANGERS | Dec 03, 19 | Apr 02, 20 | Babcock Power Services, Inc. |
| 2019/0316,857 | CROSS-JET NOZZLE AND LANCE DEVICE | Apr 12, 19 | Oct 17, 19 | Enz Technik AG |
| 2018/0313,617 | SYSTEM AND METHOD FOR AIR CONDITIONER EVAPORATOR COIL CLEANING | Sep 01, 16 | Nov 01, 18 | Not available |
| 2018/0292,151 | FLEXIBLE TUBE CLEANING LANCE POSITIONER FRAME APPARATUS | Jun 13, 18 | Oct 11, 18 | Not available |
| 2018/0106,565 | SELF-ROTATING TUBE CLEANING NOZZLE ASSEMBLY | Oct 13, 17 | Apr 19, 18 | Not available |
| 2018/0058,783 | PRO-BOXER FLEXIBLE LANCE POSITIONER APPARATUS | Aug 07, 17 | Mar 01, 18 | STONEAGE, INC. |
| 2017/0343,308 | CLEANING SYSTEM AND METHOD | May 24, 16 | Nov 30, 17 | NLB CORP. |