FR596747A
Expired / Lapsed
FR
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Improvements made to filling spirals for reaction and contact columns
Assignee: JULIEN WURTH ET CIE
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Filing: 1924-07-17
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Granted: 1925-10-30
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Expires: 1944-07-17
Abstract
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 09:48
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30223; B01J2219/30276; B01J2219/30296; B01J2219/304; B01J2219/30408
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