Description
Class F28B : STEAM OR VAPOUR CONDENSERS
Subclass 1/06: Condensers in which the steam or vapour is separated from the cooling medium by walls, e.g. surface condenser using air or other gas as the cooling medium
F28B 1/06
Sub-Class
Stats
- 156 US PATENTS IN FORCE
- 20 US APPLICATIONS PENDING
- 38 Total Patent Owners
- 341 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12241686 | Air-cooled steam condenser with improved second stage condenser | Aug 15, 22 | Mar 04, 25 | Evapco, Inc. |
| 12240068 | Air cooled condenser and related methods | Nov 07, 22 | Mar 04, 25 | Holtec International Inc. |
| 12146712 | Stacked panel heat exchanger for air cooled industrial steam condenser | Jan 31, 23 | Nov 19, 24 | Evapco, Inc. |
| 12117249 | Heat exchanger arrangement having at least one multipass heat exchanger and method for operating a heat exchanger arrangement | Mar 23, 20 | Oct 15, 24 | Guntner GmbH & Co. KG |
| 12072151 | Induced draft air-cooled condenser system | Mar 05, 21 | Aug 27, 24 | Holtec International Inc. |
| 12022835 | Hood with condenser for commercial oven, particularly combination steam-convection oven | Dec 02, 19 | Jul 02, 24 | “RETECH” SPÓLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA |
| 12018891 | Advanced large scale field-erected air cooled industrial steam condenser | Apr 12, 23 | Jun 25, 24 | Evapco, Inc. |
| 12018894 | On-demand sweating-boosted air cooled heat-pipe condensers | Mar 20, 20 | Jun 25, 24 | University of South Carolina |
| 11933542 | Advanced large scale field-erected air cooled industrial steam condenser | Nov 17, 22 | Mar 19, 24 | Evapco, Inc. |
| 11920867 | Highly modularized cooling system design | Aug 26, 20 | Mar 05, 24 | BAIDU USA LLC |
| 11913715 | Natural gas liquefaction installation arranged at the surface of an expanse of water, and associated cooling method | Mar 15, 18 | Feb 27, 24 | Technip France |
| 11852419 | Air-cooled heat exchanger with tab and slot frame | Mar 28, 19 | Dec 26, 23 | Hudson Products Corporation |
| 11802743 | Pulsing adiabatic gas cooler | Feb 09, 23 | Oct 31, 23 | Heatcraft Refrigeration Products LLC |
| 11796255 | Air-cooled condenser with deflection limiter beams | Oct 19, 20 | Oct 24, 23 | Holtec International Inc. |
| 11788792 | Advanced large scale field-erected air cooled industrial steam condenser | Nov 15, 22 | Oct 17, 23 | Evapco, Inc. |
| 11719494 | Arrowhead fin for heat exchange tubing | Nov 02, 20 | Aug 08, 23 | Evapco Inc. |
| 11662146 | Modular air cooled condenser apparatus and method | Aug 03, 21 | May 30, 23 | SPG Dry Cooling USA LLC |
| 11566845 | Stacked panel heat exchanger for air cooled industrial steam condenser | Mar 02, 22 | Jan 31, 23 | Evapco, Inc. |
| 11555653 | Vapor/liquid condensation system | Mar 11, 22 | Jan 17, 23 | Asia Vital Components, Co. Ltd. |
| 11549756 | Air-cooled heat transfer device with integrated and mechanized air pre-cool system | Sep 29, 20 | Jan 10, 23 | Evapco Inc. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0085,057 | ADVANCED LARGE SCALE FIELD-ERECTED AIR COOLED INDUSTRIAL STEAM CONDENSER | Jun 25, 24 | Mar 13, 25 | Not available |
| 2024/0102,739 | THERMAL CAPACITY OF ELLIPTICALLY FINNED HEAT EXCHANGER | Aug 03, 23 | Mar 28, 24 | Not available |
| 2024/0068,749 | AIR-COOLED CONDENSER, METHOD FOR FORMING AN AXIAL FLOW BAFFLE FOR A HEAT EXCHANGER AND/OR METHOD OF COOLING HIGH LEVEL RADIOACTIVE WASTE | Sep 29, 23 | Feb 29, 24 | Not available |
| 2024/0053,102 | STEAM HEAT EXCHANGER | Feb 08, 22 | Feb 15, 24 | Not available |
| 2023/0228,492 | ADVANCED LARGE SCALE FIELD-ERECTED AIR COOLED INDUSTRIAL STEAM CONDENSER | Nov 17, 22 | Jul 20, 23 | Not available |
| 2021/0278,134 | INDUCED DRAFT AIR-COOLED CONDENSER SYSTEM | Mar 05, 21 | Sep 09, 21 | HOLTEC INTERNATIONAL |
| 2021/0041,176 | THREE-STAGE HEAT EXCHANGER FOR AN AIR-COOLED CONDENSER | Nov 02, 18 | Feb 11, 21 | Not available |
| 2020/0348,082 | Cooling System | Jan 06, 20 | Nov 05, 20 | Not available |
| 2020/0333,077 | PERTURBING AIR COOLED CONDENSER FIN | Apr 16, 20 | Oct 22, 20 | Not available |
| 2020/0318,909 | AIR-COOLED CONDENSER SYSTEM | Jun 19, 20 | Oct 08, 20 | Not available |
| 2020/0080,785 | ADVANCED LARGE SCALE FIELD-ERECTED AIR COOLED INDUSTRIAL STEAM CONDENSER | Sep 06, 19 | Mar 12, 20 | Not available |
| 2020/0049,030 | AUTONOMOUS SELF-POWERED SYSTEM FOR REMOVING THERMAL ENERGY FROM POOLS OF LIQUID HEATED BY RADIOACTIVE MATERIALS, AND METHOD OF THE SAME | Oct 04, 19 | Feb 13, 20 | HOLTEC INTERNATIONAL |
| 2019/0137,182 | MINI-TUBE AIR COOLED INDUSTRIAL STEAM CONDENSER | Jun 15, 18 | May 09, 19 | Not available |
| 2018/0320,951 | CONDENSER AND REFRIGERATOR HAVING SAME | Jul 02, 18 | Nov 08, 18 | Not available |
| 2017/0363,357 | MINI-TUBE AIR COOLED INDUSTRIAL STEAM CONDENSER | Jun 15, 17 | Dec 21, 17 | EVAPCO, INC. |
| 2017/0363,358 | ALL-SECONDARY AIR COOLED INDUSTRIAL STEAM CONDENSER | Jun 21, 17 | Dec 21, 17 | EVAPCO, INC. |
| 2017/0299,266 | Apparatus and Method for Connecting Air Cooled Condenser Heat Exchanger Coils to Steam Distribution Manifold | Feb 22, 17 | Oct 19, 17 | Not available |
| 2015/0377,559 | Cooling Delta For A Dry Cooling System | Feb 11, 14 | Dec 31, 15 | GEA EGI Energiagazdalkodasi ZRT. |
| 2015/0330,709 | MODULAR AIR COOLED CONDENSER APPARATUS AND METHOD | Jul 29, 15 | Nov 19, 15 | SPX DRY COOLING USA LLC |
| 2015/0027,679 | FINNED TUBE ASSEMBLIES FOR HEAT EXCHANGERS | Jan 18, 13 | Jan 29, 15 | HOLTEC INTERNATIONAL, INC. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)