Patents by Inventor Philip A. Bloom

Philip A. Bloom 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).

  • Recovery of arsenic from flue dust
    Patent number: 4401632
    Abstract: Arsenic is recovered from flue dusts by forming an aqueous slurry of the dust, treating the slurry with SO.sub.2 gas to solubilize arsenic, and precipitating the arsenic as As.sub.2 O.sub.3 by means of sulfuric acid.
    Type: Grant
    Filed: February 11, 1982
    Date of Patent: August 30, 1983
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Brent W. Madsen, Henry Dolezal, Philip A. Bloom, Monte B. Shirts
  • Attachment for dental handpiece
    Patent number: D681203
    Type: Grant
    Filed: August 8, 2011
    Date of Patent: April 30, 2013
    Assignee: iM3 Pty Ltd
    Inventor: Philip Bloom