Patents by Inventor Mark A. Brzezinski

Mark A. Brzezinski 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).

  • High specific activity silicon-32
    Patent number: 5525318
    Abstract: A process for preparation of silicon-32 is provided and includes contacting an irradiated potassium chloride target, including spallation products from a prior irradiation, with sufficient water, hydrochloric acid or potassium hydroxide to form a solution, filtering the solution, adjusting pH of the solution to from about 5.5 to about 7.5, admixing sufficient molybdate-reagent to the solution to adjust the pH of the solution to about 1.
    Type: Grant
    Filed: August 8, 1994
    Date of Patent: June 11, 1996
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Dennis R. Phillips, Mark A. Brzezinski
  • Production of high specific activity silicon-32
    Patent number: 5346678
    Abstract: A process for preparation of silicon-32 is provide and includes contacting an irradiated potassium chloride target, including spallation products from a prior irradiation, with sufficient water, hydrochloric acid or potassium hydroxide to form a solution, filtering the solution, adjusting pH of the solution to from about 5.5 to about 7.5, admixing sufficient molybdate-reagent to the solution to adjust the pH of the solution to about 1.
    Type: Grant
    Filed: September 25, 1992
    Date of Patent: September 13, 1994
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Dennis R. Phillips, Mark A. Brzezinski