Patents Assigned to Maxflow Environmental Corp.
  • Air-entraining agent and method of producing same
    Patent number: 5654352
    Abstract: An air-entraining agent for use in cementitious mixtures having fly ash. The air-entraining agent being particularly well suited for use with high carbon or high LOI fly ash.
    Type: Grant
    Filed: May 16, 1995
    Date of Patent: August 5, 1997
    Assignee: Maxflow Environmental Corp.
    Inventor: William R. MacDonald