Patents by Inventor Radeakrishnan Selvarajan

Radeakrishnan Selvarajan 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).

  • Compositions for iron ore agglomeration
    Patent number: 4751259
    Abstract: The invention consists of compositions for agglomerating wetted metal-containing ores. Such such compositions are:______________________________________ General Ingredients % by Weight ______________________________________ A. A water-in-oil emulsion of a water- 10-45 soluble vinyl addition polymer which contains at least 10% by weight of the water-soluble vinyl addition polymer B. A polysaccharide 55-90 C. A water-soluble surfactant 0.001-10 D. Borax 0-15 ______________________________________Also described is the use of these compositions for agglomerating wetted metal ore-containing materials are the products produced by such an agglomeration process.
    Type: Grant
    Filed: August 5, 1987
    Date of Patent: June 14, 1988
    Assignee: Nalco Chemical Company
    Inventors: William J. Roe, Jacqueline L. Bonin, Radeakrishnan Selvarajan