FR483770A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Hollow element for easy contact of liquids and gases in fractional distillation, gas washing and refrigeration of gases and liquids
Assignee: Individual
•
Filing: 1916-12-11
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Granted: 1917-08-08
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Expires: 1936-12-11
Abstract
No abstract record available.
Inventors
- 👤 Georges Edmond Darier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 16:25
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30223; B01J2219/30257; B01J2219/30265; B01J2219/304; B01J2219/30408; B01J2219/30433
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References Cited (Backward Citations)
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