Patents by Inventor Randolph Kosky

Randolph Kosky 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).

  • Method for mining coal using ammonia and nitrifying bacteria
    Patent number: 4253703
    Abstract: Subterranean coal seams are treated with ammonia to enhance methane removal and improve the mineability of coal. Residual ammonia remaining from the coal treatment is removed by contacting the coal seam with nitrifying bacteria after ammonia treatment and before mining is carried out.
    Type: Grant
    Filed: December 5, 1979
    Date of Patent: March 3, 1981
    Assignee: Conoco, Inc.
    Inventors: Anthony G. Fonseca, Bruce G. Bray, Randolph Kosky