Patents by Inventor Nicholaki A. Andon

Nicholaki A. Andon 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).

  • Intermittent catalyst addition system
    Patent number: 4082513
    Abstract: Catalyst, e.g., for a fluid catalytic cracker, is added automatically by a system consisting of an addition hopper which is periodically fed by gravity from a storage hopper, sealed off from the supply, and then pressurized with air to discharge its contents to the carrier gas line feeding the hydrocarbon conversion unit, e.g., the regenerator section of a Fluid Catalytic Cracking Unit. Sequencing can be by electronic timer-solenoid (or pneumatic) valve system.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: April 4, 1978
    Assignee: Marathon Oil Company
    Inventors: Nicholaki A. Andon, Robert I. Fleece
  • Intermittent catalyst addition system
    Patent number: 4018671
    Abstract: Catalyst, e.g., for a fluid catalytic cracker, is added automatically by a system consisting of an addition hopper which is periodically fed by gravity from a storage hopper, sealed off from the supply, and then pressurized with air to discharge its contents to the carrier gas line feeding the hydrocarbon conversion unit, e.g., the regenerator section of a Fluid Catalytic Cracking Unit. Sequencing can be by electronic timer-solenoid (or pneumatic) valve system.
    Type: Grant
    Filed: January 24, 1975
    Date of Patent: April 19, 1977
    Assignee: Marathon Oil Company
    Inventors: Nicholaki A. Andon, Robert I. Fleece