Patents by Inventor Michael P. Silvon

Michael P. Silvon 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).

  • Process for producing dialkyl phosphorochloridothionates
    Patent number: 4332747
    Abstract: The process of producing a lower alkyl ester of phosphorochloridothioic acid by the chlorination of alkyl esters of dithiophosphoric acid in which the chlorine added after the addition of from 0.63 to 0.86 moles of chlorine per mole of phosphorodithioic acid is diluted with an inert gas. The disclosed process improves product yields, and purity, and advantageously provides for simple HCl recovery.
    Type: Grant
    Filed: September 17, 1980
    Date of Patent: June 1, 1982
    Assignee: Stauffer Chemical Company
    Inventors: James W. Watson, Jr., Michael P. Silvon, Brian J. Lobo
  • Method and composition for controlling foam in non-aqueous fluid systems
    Patent number: 4151101
    Abstract: An improved method and composition for controlling foam in non-aqueous fluid systems having a tendency to foam. The improved method consists of adding to the system a foam control composition containing an organo-silicone antifoam agent and an alkanolamide. A method is also provided for inhibiting foam formation in such non-aqueous fluid systems by adding to the system an alkanolamide.
    Type: Grant
    Filed: December 23, 1977
    Date of Patent: April 24, 1979
    Assignee: Stauffer Chemical Company
    Inventors: Joseph F. Anzenberger, Sr., Michael P. Silvon