Patents Assigned to Charles S. Penfold
  • Device for obtaining a sample of molten material and deoxidizing element for use therewith
    Patent number: 4084441
    Abstract: The invention involves a device for obtaining a sample of molten material, and a particular form of a means for deoxidizing or conditioning this material. The deoxidizer is in the form of a generally tubular element which can be deformed for insertion into the inlet tube of a molten metal samoler so that it is held by the resilient force of the element.
    Type: Grant
    Filed: April 29, 1977
    Date of Patent: April 18, 1978
    Assignee: Charles S. Penfold
    Inventor: Robert F. McDevitt