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Patent JPS54249A successfully refreshed from Google Patents.
JPS54249A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Refrigerating system
Assignee: Hitachi Ltd
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Filing: 1977-06-03
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Granted: —
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Expires: 1997-06-03
Abstract
Abstract PURPOSE: To control the amount of refrigerant during defrostunder any condition for a refrigeration system with a hot gas bypass defrost system, by jointly using liquefied refrigerant at high temperature. COPYRIGHT: (C)1979,JPO&Japio
Inventors
- 👤 Osamu Kitaguchi
- 👤 Hiroyuki Yamagoshi
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-31 18:57
CPC Classifications
—
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
JPS5028948U
Cited
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