Patent FR516645A successfully refreshed from Google Patents.
FR516645A
Expired / Lapsed
FR
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Process for the purification or purification of materials containing carbon
Assignee: Individual
•
Filing: 1920-06-07
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Granted: 1921-04-23
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Expires: 1940-06-07
Abstract
No abstract record available.
Inventors
- 👤 Walter Edwin Trent
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 14:53
CPC Classifications
C; C10; C10L; C10L9/00; B; B01; B01D; B01D21/00; B01D21/01; B01D21/02; B01D21/04; B01D21/06; B01D21/24; B03; B03B; B03B5/00; B03B5/28; B03B5/30; B03B5/36; B03B5/38; B03D; B03D1/00; B03D1/02; B03D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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