Patent DE650090C successfully refreshed from Google Patents.
DE650090C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Water tube boiler with coiled tubes and a circulation pump that is independent of the boiler feed device
Assignee: Schmidtsche Heissdampf GmbH
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Filing: 1933-12-14
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Granted: 1937-09-10
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Expires: 1953-12-14
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing Otto H Hartmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 14:00
CPC Classifications
F; F22; F22B; F22B29/00; F22B29/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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