| 2024/0418,361 | STEAM BOILER SYSTEM AND METHOD OF CIRCULATING WATER AND STEAM IN A STEAM BOILER SYSTEM | Aug 30, 24 | Dec 19, 24 | Not available |
| 2024/0353,093 | STEAM GENERATOR AND METHOD | Apr 16, 24 | Oct 24, 24 | Not available |
| 2022/0205,631 | ECONOMIZER | May 23, 19 | Jun 30, 22 | Not available |
| 2016/0138,797 | BOILER WATER SUPPLY PREHEATER SYSTEM AND BOILER WATER SUPPLY PREHEATING METHOD | Jan 19, 16 | May 19, 16 | IHI CORPORATION |
| 2016/0025,330 | STEAM GENERATOR AND METHOD FOR GENERATING STEAM | Oct 05, 15 | Jan 28, 16 | Not available |
| 2015/0362,176 | Boiler System Comprising an Integrated Economizer | Jun 12, 15 | Dec 17, 15 | THERMODESIGN INC. |
| 2015/0323,180 | COAL FIRED OXY PLANT WITH HEAT INTEGRATION | May 08, 15 | Nov 12, 15 | GENERAL ELECTRIC TECHNOLOGY GMBH |
| 2015/0059,661 | GASIFICATION APPARATUS | Apr 12, 13 | Mar 05, 15 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 2015/0053,152 | BOILER WITH INTEGRATED ECONOMIZER | Jul 30, 14 | Feb 26, 15 | 9223-5183 QUEBEC INC. |
| 2014/0262,257 | SMALL SUPERCRITICAL ONCE-THRU STEAM GENERATOR | Mar 14, 13 | Sep 18, 14 | THE BABCOCK & WILCOX COMPANY |
| 2014/0260,285 | Gas-to-Liquid Heat Exchange System with Multiple Liquid Flow Patterns | Mar 13, 13 | Sep 18, 14 | NOOTER/ERIKSEN, INC. |
| 2014/0260,286 | LOCALIZED FLUE GAS DILUTION IN HEAT RECOVERY STEAM GENERATOR | Mar 14, 13 | Sep 18, 14 | SIEMENS AKTIENGESELLSCHAFT |
| 2014/0123,915 | ECONOMIZER ARRANGEMENT FOR STEAM GENERATOR | Jan 15, 14 | May 08, 14 | THE BABCOCK & WILCOX COMPANY |
| 2014/0041,601 | STEAM GENERATOR | Apr 05, 11 | Feb 13, 14 | SIEMENS AKTIENGESELLSCHAFT |
| 2014/0033,712 | M-TYPE PULVERIZED COAL BOILER SUITABLE FOR ULTRAHIGH STEAM TEMPERATURE | Nov 11, 11 | Feb 06, 14 | Huaneng Clean Energy Research Institute |
| 2014/0014,048 | AXIAL FLOW STEAM GENERATOR FEEDWATER DISPERSION APPARATUS | Jul 10, 12 | Jan 16, 14 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| 2013/0284,120 | Circulating Fluidized Bed Boiler Having Two External Heat Exchangers for Hot Solids Flow | Feb 22, 12 | Oct 31, 13 | AMEC FOSTER WHEELER ENERGIA OY |
| 2013/0213,489 | METHOD AND DEVICE FOR PRODUCING PROCESS VAPOR AND BOILER FEED STEAM IN A HEATABLE REFORMING REACTOR FOR PRODUCING SYNTHESIS GAS | Aug 20, 11 | Aug 22, 13 | THYSSENKRUPP UHDE GMBH |
| 2013/0192,542 | SPLIT PASS ECONOMIZER BANK WITH INTEGRATED WATER COIL AIR HEATING AND FEEDWATER BIASING | Jan 30, 13 | Aug 01, 13 | THE BABCOCK & WILCOX COMPANY |
| 2013/0161,009 | STEAM GENERATOR AND METHOD FOR GENERATING STEAM | Dec 20, 12 | Jun 27, 13 | FCCL PARTNERSHIP, CENOVUS FCCL LTD., AS OPERATOR FOR FCCL PARTNERSIP, |