Patents by Inventor Edgar Dean Smith

Edgar Dean Smith 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).

  • Composite biosorbent for treatment of waste aqueous system(s) containing heavy metals
    Patent number: 6786336
    Abstract: A biosorbent composition, process of preparing and use thereof wherein the biosorbent composition comprises a chitosan-coated substrate. Useful substrates include support materials such as a ceramic support material. The biosorbent composition of the instant invention is useful in treating aqueous systems, including wastewater and aqueous waste streams, by removing undesired heavy metals.
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: September 7, 2004
    Assignees: The United States of America as represented by Secretary of the Army, University of Illinois at Urbana-Champaign
    Inventors: Veera M. Boddu, Edgar Dean Smith
  • Composite biosorbent for treatment of waste aqueous system(s) containing heavy metals
    Publication number: 20030150802
    Abstract: A biosorbent composition, process of preparing and use thereof wherein the biosorbent composition comprises a chitosan-coated substrate. Useful substrates include support materials such as a ceramic support material. The biosorbent composition of the instant invention is useful in treating aqueous systems, including wastewater and aqueous waste streams, by removing undesired heavy metals.
    Type: Application
    Filed: March 10, 2003
    Publication date: August 14, 2003
    Inventors: Veera M. Boddu, Edgar Dean Smith
  • Composite biosorbent for treatment of waste aqueous system(s) containing heavy metals
    Publication number: 20020043496
    Abstract: A biosorbent composition, process of preparing and use thereof wherein the biosorbent composition comprises a chitosan-coated substrate. Useful substrates include support materials such as a ceramic support material. The biosorbent composition of the instant invention is useful in treating aqueous systems, including wastewater and aqueous waste streams, by removing undesired heavy metals.
    Type: Application
    Filed: July 24, 2001
    Publication date: April 18, 2002
    Inventors: Veera M. Boddu, Edgar Dean Smith