Patent DE709143C successfully refreshed from Google Patents.
DE709143C
Expired / Lapsed
DE
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Circulating regenerative heat exchanger
Assignee: LJUNGSTROEMS ANGTURBIN AB
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Filing: 1938-09-08
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Granted: 1941-08-08
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Expires: 1958-09-08
Abstract
No abstract record available.
Inventors
- 👤 Gustav Karl William Boestad
- 👤 Walther Persson
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 17:23
CPC Classifications
F; F23; F23L; F23L15/00; F23L15/02; Y; Y02; Y02E; Y02E20/00; Y02E20/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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