Patents Examined by Joyce A. Bell
  • Manipulation of coating streams with air foils
    Patent number: 4128667
    Abstract: The velocity of a free falling coating composition stream emitted from a coating applicator is altered prior to reaching a web by streams of gas directed over air foils situated immediately adjacent said coating composition stream.
    Type: Grant
    Filed: March 18, 1976
    Date of Patent: December 5, 1978
    Assignee: Polaroid Corporation
    Inventor: William J. Timson
  • Boiler tube coating and method for applying the same
    Patent number: 4075376
    Abstract: A boiler tube coating and method are disclosed in which industrial steel tubes or pipes, for example, steel boiler tubes and/or integrated panels of steel boiler tubes, are provided with a fused overlay of a corrosion and erosion resistant coating comprised of a refractory hard component, e.g. tungsten carbide, dispersed through a corrosion resistant matrix alloy.
    Type: Grant
    Filed: April 1, 1976
    Date of Patent: February 21, 1978
    Assignee: Eutectic Corporation
    Inventor: Frederick T. Jaeger