FR859994A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the flotation treatment of ores, coals and the like, and apparatus for its implementation
Assignee: Rth Rudolf Ku
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Filing: 1939-07-12
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Granted: 1941-01-03
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Expires: 1959-07-12
Abstract
No abstract record available.
Inventors
- 👤 Rth Rudolf Ku
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 23:03
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/14; B03D1/1493; B03D1/16; B03D1/24; B03D1/242
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