DE434112C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Air preheater for firing systems, in which the heat of the heating gases is transferred to the water and the heat stored in the water to the combustion air
Assignee: Individual
•
Filing: 1925-07-09
•
Granted: 1926-09-18
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Expires: 1945-07-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-03 19:59
CPC Classifications
F; F23; F23M; F23M20/00
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