Patents by Inventor Shashi B. Dave

Shashi B. Dave 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).

  • Method of mechanically separating microparticles suspended in fluids using particulate media
    Patent number: 6140040
    Abstract: This invention relates to the selective separation of particles according to particle size. More particularly, this invention pertains to advanced particulate media which are carefully sized so as to permit precise and selective separation of microparticles suspended in fluids according to particle size, and to methods of using these advanced particulate media to achieve precise and selective separation.
    Type: Grant
    Filed: October 11, 1996
    Date of Patent: October 31, 2000
    Assignee: Advanced Minerals Corporation
    Inventors: Scott K. Palm, Timothy R. Smith, Jerome C. Shiuh, John S. Roulston, Staci M. Richard, Shashi B. Dave, Thomas E. Sulpizio
  • Removal of alkali metals from polyols
    Patent number: 4855509
    Abstract: Alkali and alkaline earth metals are efficiently removed from polyols by contacting the polyol with an alkaline earth mono- or dihydrogen phosphate in an amount sufficient to remove substantially all of the alkali and/or alkaline earth metal from the polyol.
    Type: Grant
    Filed: January 28, 1987
    Date of Patent: August 8, 1989
    Assignee: Manville Corporation
    Inventors: Shashi B. Dave, Clifford W. Cain, Jr.