Patents by Inventor Christian Farby

Christian Farby has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Processes for producing a blended bleaching clay product and blended bleaching clay products produced by those processes
    Patent number: 6762144
    Abstract: A process for the production of a bleaching clay product which includes the steps of selecting a naturally occurring, acidic hormite clay product, cleaning and crushing the hormite clay products to form clay clumps, selecting a naturally occurring less acidic, clay product which contains a higher level of montmorillonite than does the acidic hormite clay, aging the crushed hormite clay for about one (1) month or more, blending the aged hormite clay with the less acidic clay product either before or after aging and activating the clay with small quantities of acid. An acceptable bleaching clay product can be produced without activation with acid.
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: July 13, 2004
    Assignee: Sud-Chemie Adsorbents, Inc.
    Inventors: Jorge Bello, Christian Farby