Patents by Inventor John Kenneth Bradley

John Kenneth Bradley 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).

  • Prilling
    Patent number: 3951638
    Abstract: Molten materials, notably molten fertilizers, are prilled into a tower up which flows a gas stream carrying or suspending dust particles some or all of which have been treated with a silicone. The silicone treatment reduces the amount of dust which is picked up by the molten material.
    Type: Grant
    Filed: June 26, 1975
    Date of Patent: April 20, 1976
    Assignee: Fisons Limited
    Inventor: John Kenneth Bradley
  • Method of prilling ammonium nitrate and urea through epoxy-resin lined bores
    Patent number: 3952078
    Abstract: The invention relates to the prilling of molten materials, notably ammonium nitrate and/or urea, through prilling bores which have an epoxy resin internal surface. This surface enables a greater through-put to be obtained with ammonium nitrate and/or urea when compared to bare metal bores.
    Type: Grant
    Filed: January 17, 1974
    Date of Patent: April 20, 1976
    Assignee: Fisons Limited
    Inventor: John Kenneth Bradley