Patents by Inventor Arnold E. Bloomquist

Arnold E. Bloomquist 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).

  • Stable, self-inverting water-in-oil emulsions
    Patent number: 4147681
    Abstract: Self-inverting emulsion polymers and their use as drainage aids, retention aids, saveall flotation aids and process water flocculants. The polymers are copolymers and homopolymers based on acrylamide, polymerized in the presence of water, an inert hydrophobic liquid, free radical catalyst and an emulsifier having a HLB of at least 7.
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: April 3, 1979
    Assignee: Calgon Corporation
    Inventors: Sim K. Lim, Arnold E. Bloomquist, Raymond J. Schaper