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Immersion and vaporization chamber

  • US 4,496,393 A
  • Filed: 01/07/1983
  • Issued: 01/29/1985
  • Est. Priority Date: 05/08/1981
  • Status: Expired due to Fees
First Claim
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1. A plunging capsule for introducing a highly volatile, vaporizable additive, such as pure magnesium, into a pig iron, cast iron or cast steel melt in a treatment vessel for desulfurization or production of nodular graphite iron, vermicular graphite iron or magnesium treated cast iron, the capsule comprising:

  • a wall oriented vertically in an operating position of the capsule, and having an upper portion forming two-thirds of said wall and a lower portion forming one-third of said wall, said wall defining a chamber for the additive;

    at least one outlet opening in said upper portion having a first transverse cross-sectional area; and

    at least one inlet opening in said lower portion having a second transverse cross-sectional area, said second transverse cross-sectional area being less than said first cross-sectional area.

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