FR925868A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Arrangement of burners and secondary air supply, in particular for pulverized coal boilers and in combination with a pressurized fireplace
Assignee: BROWN
•
Filing: 1946-04-23
•
Granted: 1947-09-16
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Expires: 1966-04-23
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 09:27
CPC Classifications
F; F23; F23C; F23C7/00; F23C7/02
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