Patents Represented by Attorney Charles A. Wilson

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  • Process for the preparation of spray-dried calcium carbonate-containing granules
    Patent number: 3992314
    Abstract: A method is provided for the preparation of a granular calcium carbonate-containing mixture wherein the calcium carbonate particles have a high effective surface area and a low degree of agglomeration.
    Type: Grant
    Filed: September 27, 1974
    Date of Patent: November 16, 1976
    Assignee: The Procter & Gamble Company
    Inventor: Steven D. Cherney