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1969-10-29 |
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1975-12-04 |
1977-06-28 |
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1977-05-12 |
1978-12-05 |
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1977-05-13 |
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Heat activated heat pump method and apparatus
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1979-07-20 |
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1978-06-08 |
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1978-10-30 |
1981-01-27 |
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Absorption heat pump control system
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1980-05-26 |
1984-02-22 |
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1980-12-29 |
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1981-03-02 |
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Method of determining an order value for a temperature or pressure regulator in a heat pump
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株式会社日立製作所 |
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Absorptionskaeltesystem mit Vorschaltverdichter und Teilstromausschleusung von Kaeltemitteldampf auf Zwischendruckniveau
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Sorption heat pump
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吸収冷凍機
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1983-01-06 |
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Dilution cycle control for an absorption refrigeration system
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1983-01-06 |
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Counterflow absorber for an absorption refrigeration system
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1983-02-22 |
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Heat exchanger bypass system for an absorption refrigeration system
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