Patents Assigned to Speciality Chemical Holdings Limited
  • Cleaning method and apparatus
    Patent number: 6073637
    Abstract: A method of a gas turbine compressor (1) in which droplets of a cleaning fluid are sprayed into the compressor, comprising the steps of: spraying droplets of a substantially first uniform size into or onto the fluid path for a first period; and then spraying droplets of a substantially second uniform size into or onto the fluid path for a second period, wherein the first and second uniform droplet sizes are different.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: June 13, 2000
    Assignee: Speciality Chemical Holdings Limited
    Inventors: John Hayward, Gordon Winson, Aage Raatrae