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FR830341A Expired / Lapsed FR ⏱️ 0.0 years remaining

Process for the separation of solids of different specific gravities

Assignee: Directie van de Staatsmijnen in Limburg
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Filing: 1937-12-03
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Granted: 1938-07-27
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Expires: 1957-12-03
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Abstract

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Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-27 23:06
CPC Classifications
B; B03; B03B; B03B5/00; B03B5/28; B03B5/30; B03B5/44; B03B5/442

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