Patents Assigned to Eagle Materials Inc.
  • Method and system for generating foam for the manufacture of gypsum products
    Patent number: 7654807
    Abstract: A method for generating foam for gypsum product manufacturing includes injecting water through a conduit and injecting a foaming agent through the conduit to form a first solution comprising the water and the foaming agent. The method includes straining the first solution in the conduit and injecting air through the conduit to form a second solution comprising the water, the foaming agent and the air. The method also includes straining the second solution in the conduit to form foam and communicating the foam to a gypsum product manufacturing device.
    Type: Grant
    Filed: July 16, 2008
    Date of Patent: February 2, 2010
    Assignee: Eagle Materials Inc.
    Inventors: Kerry G. Gannaway, Raymond J. Barnes, Floyd E. Sims
  • Method and System for Generating Foam for the Manufacture of Gypsum Products
    Publication number: 20080274226
    Abstract: A method for generating foam for gypsum product manufacturing includes injecting water through a conduit and injecting a foaming agent through the conduit to form a first solution comprising the water and the foaming agent. The method includes straining the first solution in the conduit and injecting air through the conduit to form a second solution comprising the water, the foaming agent and the air. The method also includes straining the second solution in the conduit to form foam and communicating the foam to a gypsum product manufacturing device.
    Type: Application
    Filed: July 16, 2008
    Publication date: November 6, 2008
    Applicant: Eagle Materials Inc.
    Inventors: Kerry G. Gannaway, Raymond J. Barnes, Floyd E. Sims
  • Method and system for generating foam for the manufacture of gypsum products
    Patent number: 7404917
    Abstract: A method for generating foam for gypsum product manufacturing includes injecting water through a conduit and injecting a foaming agent through the conduit to form a first solution comprising the water and the foaming agent. The method includes straining the first solution in the conduit and injecting air through the conduit to form a second solution comprising the water, the foaming agent and the air. The method also includes straining the second solution in the conduit to form foam and communicating the foam to a gypsum product manufacturing device.
    Type: Grant
    Filed: May 4, 2004
    Date of Patent: July 29, 2008
    Assignee: Eagle Materials Inc.
    Inventors: Kerry G. Gannaway, Raymond J. Barnes, Floyd E. Sims