| 9981822 | Flexible tube cleaning lance drive apparatus | Mar 15, 17 | May 29, 18 | Stoneage Inc. |
| 9952008 | Cleaning of heat exchanger core | Mar 23, 12 | Apr 24, 18 | Tube Tech International Limited |
| 9950348 | Flexible cleaning lance positioner guide apparatus | Oct 02, 15 | Apr 24, 18 | Stoneage Inc. |
| 9939215 | Automated cleaning system | Sep 04, 14 | Apr 10, 18 | NLB Corp. |
| 9920925 | Steam generator sludge lance apparatus | Dec 20, 13 | Mar 20, 18 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| 9897401 | Chemical cleaning of furnaces, heaters and boilers during their operation | Sep 13, 16 | Feb 20, 18 | SENTRO TECHNOLOGIES USA, LLC |
| 9863727 | Mobile hydro-blasting equipment and tube lancing containment system | Jul 11, 16 | Jan 09, 18 | Not available |
| 9851164 | Laser centering of robotic arm | Mar 12, 15 | Dec 26, 17 | CoreStar International Corporation |
| 9784510 | Cleaning apparatus for heat exchange tubes of air cooled heat exchangers | Apr 04, 14 | Oct 10, 17 | SAUDI ARABIAN OIL COMPANY |
| 9739548 | Hydro-blasting anti-withdrawal device support | Feb 15, 17 | Aug 22, 17 | EQUATE PETROCHEMICAL COMPANY |
| 9702642 | Low energy sweeper method | Aug 15, 16 | Jul 11, 17 | ELECTRONIC PRECIPITATION SYSTEMS, LLC |
| 9664463 | Coil cleaning system | Nov 21, 14 | May 30, 17 | Not available |
| 9605915 | Semi-automated heat exchanger tube cleaning assembly and method | Sep 19, 11 | Mar 28, 17 | HYDROCHEM LLC |
| 9605916 | Cleaning apparatus for cooling tube array | Sep 19, 14 | Mar 28, 17 | Johannes Stickling, STICKLING, JOHANNES, |
| 9587894 | Heat exchanger effluent collector | Jan 13, 14 | Mar 07, 17 | GENERAL ELECTRIC TECHNOLOGY GMBH |
| 9581399 | Heat exchanger washing device and air conditioner having the same | Dec 27, 11 | Feb 28, 17 | SAMSUNG ELECTRONICS CO., LTD. |
| 9568260 | Heat exchanger blower method | Nov 05, 14 | Feb 14, 17 | HORTON, INC. |
| 9476582 | System and method for removing slag inside a utility furnace | Sep 27, 13 | Oct 25, 16 | POWER & CONTROL SOLUTIONS, INC. |
| 9476658 | Air conditioner cleaning assembly | Feb 08, 13 | Oct 25, 16 | Not available |
| 9372037 | Method and apparatus for cleaning elongated tubes | Dec 20, 13 | Jun 21, 16 | TERYDON, INC. |