Process for Increasing the Resistance of Calcium Carbide to Atmospheric Humidity.

  • Inventors: LUIGI LONDEI
  • Assignees: Luigi Londei
  • Publication Date: February 06, 1913
  • Publication Number: GB-191220274-A


20,274. Londei, L. Sept. 5. Calcium carbide.-Powdered calcium carbide suitable for use in the production of acetylene is protected from moisture by cooling with a thin film of graphite or like carbonaceous material, such as retort carbon or lamp-black. Coating is effected by mixing the graphite and the powdered carbide in rotating drums, or the graphite may be added to the material in the pulverizing-apparatus.




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