Patents by Inventor Andre Artur

Andre Artur 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).

  • Polymer matrices reinforced with calcium carbonate particulates
    Patent number: 4386169
    Abstract: Elastomeric/polymeric matrices, e.g., rigid polyvinyl chloride resins, are reinforced with impact strength enhancing amounts of calcium carbonate filler particulates, said particulates being surface area treated with both an organic sulfonic acid or salt thereof, and a fatty acid or salt thereof. The resultant compositions are well adapted for the fabrication of strong, useful shaped articles therefrom.
    Type: Grant
    Filed: April 21, 1981
    Date of Patent: May 31, 1983
    Assignee: Rhone-Poulenc Industries
    Inventors: Andre Artur, Alain Dehut, Pierre Canard
  • Process for the production of sodium bicarbonate from diaphram cell liquors
    Patent number: 4032616
    Abstract: Process and apparatus for producing bicarbonates by converting sodium hydroxide to sodium carbonate and reacting the sodium carbonate with carbon dioxide in a gas-liquid exchange and solid discharge zone and then in a gas-liquid exchange and solid discharge zone with cooling means, with possible recirculation, whereby bicarbonate is formed and precipitated in the first zone and bicarbonate formation is completed and precipitated in the second zone.
    Type: Grant
    Filed: May 13, 1975
    Date of Patent: June 28, 1977
    Assignee: Rhone-Poulenc Industries
    Inventors: Andre Artur, Charles Meniere