Three-phase heat pump
Patent 4682476 Issued on July 28, 1987. Estimated Expiration Date: 
July 28, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 28, 2004. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2144441 2182453 Heat driven heat pump using paired ammoniated salts Chemical heat pump and chemical energy storage system Patent #: 4532778 InventorsAssigneeApplicationNo. 06/623964 filed on 06/25/1984US Classes:62/480, With solid sorbent237/2B, Heat source is a reverse cycle refrigerating system or heat pump62/235.1, UTILIZING SOLAR ENERGY62/476, Sorbent type62/477Absorber-still, e.g., intermittentExaminersPrimary: Bennett, HenryAttorney, Agent or FirmInternational ClassesF25B 30/04 (20060101)F25B 17/00 (20060101) F25B 30/00 (20060101) Foreign Application Priority Data1983-07-01 FRAbstractA thermochemical heat pump for the transfer of calories between two calorie sources (1, 4) and (2, 5). The heat pump embodies a monovariant system for which the relationship between the logarithm of the pressure and 1/T is singular and quasi-linear. Application to heating. | |
