JPS5339263A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Changeover controller for reversible heat exchange of air separation apparatus
Assignee: Hitachi Ltd
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Filing: 1976-09-24
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Granted: —
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Expires: 1996-09-24
Abstract
Abstract PURPOSE: To make automatic the elongation of changeover period of the reversible heat exchange, by converting the analog signals of linear change to the pulse series of repeating frequency, inputting to the preset counter and using the output as the signals for the changeover period. COPYRIGHT: (C)1978,JPO&Japio
Inventors
- 👤 Seiji Nozawa
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-05 20:24
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