FR591668A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to filling columns used for washing, purifications, distillations, rectifications, reactions or any other use
Assignee: LE GAZ IND
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Filing: 1925-01-14
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Granted: 1925-07-16
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Expires: 1945-01-14
Abstract
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 20:31
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/06
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