Patents by Inventor Graeme M. Cousland

Graeme M. Cousland 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).

  • Chemical recovery scrubbing system
    Patent number: 5122169
    Abstract: A scrubbing system for the removal of pollutant gas and liquid droplets from a gas stream prior to venting, comprises a scrubbing apparatus in which a recycled scrubbing fluid including the liquid is sprayed through the gas stream for absorption on coalescer and demister screens. Final removal of liquid droplets is achieved using candle filters of hydrophobic fibrous material.
    Type: Grant
    Filed: September 11, 1990
    Date of Patent: June 16, 1992
    Assignee: Begg, Cousland & Company Limited
    Inventors: Pierre L. J. Schumacher, Graeme M. Cousland