Patent FR862966A successfully refreshed from Google Patents.
FR862966A
Expired / Lapsed
FR
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Device for removing the loose flours that accumulate above the coal subjected to pneumatic purification
Assignee: Evence Coppee & Cie
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Filing: 1940-01-18
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Granted: 1941-03-20
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Expires: 1960-01-18
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 21:58
CPC Classifications
B; B03; B03B; B03B4/00; B03B4/06
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