Patents by Inventor Steven Baxter

Steven Baxter 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).

  • Cement compositions containing nano sized boehmite crystallites
    Patent number: 9056791
    Abstract: A composition comprising cement and nano-sized crystalline particles of boehmite alumina or nano-sized crystalline particles of boehmite alumina which have been modified by the inclusion of silicon oxide, calcium oxide, or magnesium oxide. The boehmite alumina has an average crystallite size from about 2 nm to about 80 nm and a content of non-crystalline alumina of less than about 25 mol percent based on total aluminum.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: June 16, 2015
    Assignee: Sasol North America, Inc.
    Inventors: Steven Baxter, Jeff Fenton, Reiner Glockler
  • Cement Compositions Containing Nano Sized Boehmite Crystallites
    Publication number: 20140224156
    Abstract: A composition comprising cement and nano-sized crystalline particles of boehmite alumina or nano-sized crystalline particles of boehmite alumina which have been modified by the inclusion of silicon oxide, calcium oxide, or magnesium oxide. The boehmite alumina has an average crystallite size from about 2 nm to about 80 nm and a content of non-crystalline alumina of less than about 25 mol percent based on total aluminum.
    Type: Application
    Filed: February 12, 2014
    Publication date: August 14, 2014
    Inventors: Steven Baxter, Jeff Fenton, Reiner Glockler