Patents by Inventor Jacqueline L. Bonin

Jacqueline L. Bonin 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).

  • Anionic acrylamide polymers as copper ore agglomeration aids
    Patent number: 4875935
    Abstract: An improved method for extracting copper from copper minerals by heap leaching with dilute sulfuric acid which comprises agglomerating the copper mineral fines prior to their being formed into an heap with an agglomerating agent comprising an anionic acrylamide polymer which contains at least 5 mole percent of carboxylate or sulfonate groups and has a molecular weight of least 100,000.
    Type: Grant
    Filed: November 4, 1988
    Date of Patent: October 24, 1989
    Assignee: Nalco Chemical Company
    Inventors: Anthony E. Gross, Jacqueline L. Bonin
  • 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