Patents by Inventor Barrie David Cooper

Barrie David Cooper 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).

  • Salt poultice
    Patent number: 6660081
    Abstract: The invention provides a poultice or sacrificial render comprising fibrous material and diatomaceous earth. Preferably, the ratio of fiber to diatomaceous earth is in the range 1:6 to 6:1 and the fibrous material contains relatively long fibers, such as would be obtained from the manufacturing or pulping of quality paper, for example fibers in the range 1 mm to 4 mm. The invention also provides a poultice mixture comprising fiber, diatomaceous earth and water and optional additives such as a binder or thickening agent and a biocide. The invention also provides a method of removing salt from a salt permeable object comprising the step of applying the poultice mixture to the salt permeable object.
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: December 9, 2003
    Inventor: Barrie David Cooper
  • Salt poultice
    Publication number: 20030136306
    Abstract: The invention provides a poultice or sacrificial render comprising fibrous material and diatomaceous earth. Preferably, the ratio of fibre to diatomaceous earth is in the range 1:6 to 6:1 and the fibrous material contains relatively long fibres, such as would be obtained from the manufacturing or pulping of quality paper, for example fibres in the range 1 mm to 4 mm. The invention also provides a poultice mixture comprising fibre, diatomaceous earth and water and optional additives such as a binder or thickening agent and a biocide. The invention also provides a method of removing salt from a salt permeable object comprising the step of applying the poultice mixture to the salt permeable object.
    Type: Application
    Filed: January 30, 2003
    Publication date: July 24, 2003
    Inventor: Barrie David Cooper
  • Salt poultice
    Patent number: 6544329
    Abstract: The invention provides a poultice or sacrificial render comprising fibrous material and diatomaceous earth. Preferably, the ratio of fiber to diatomaceous earth is in the range of 1:6 to 6:1 and the fibrous material contains relatively long fibers, such as would be obtained from the manufacturing or pulping of quality paper, for example, fibers in the range of 1mm to 4mm. The invention also provides a poultice mixture comprising fiber, diatomaceous earth and water and optional additives such as a binder or thickening agent and a biocide. The invention also provides a method of removing salt from a salt permeable object comprising the step of applying the poultice mixture to the salt permeable object.
    Type: Grant
    Filed: December 18, 2000
    Date of Patent: April 8, 2003
    Inventor: Barrie David Cooper