Patents by Inventor Bruce Biltoft

Bruce Biltoft 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).

  • Membrane module protection
    Patent number: 9764288
    Abstract: In accordance with aspects and embodiments, a filtration system is provided comprising a membrane module comprising an upper header and a lower header, a plurality of hollow fiber membranes having an upper end potted in the upper header and a lower end potted in the lower head, a cage at least partially surrounding the plurality of hollow fiber membranes, and a screen in contact with and surrounding the cage, the filtration system further comprising an aeration cap coupled to the lower header of the membrane module. The screen may protect the hollow fiber membranes from damage from coarse contaminants contained in the feed liquid, may improve module integrity, and may improve the efficiency of the filtration system.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: September 19, 2017
    Assignee: Evoqua Water Technologies LLC
    Inventors: Warren T. Johnson, Thomas W. Beck, Fufang Zha, Zhiyi Cao, Jessica Stiller, Bruce Biltoft
  • MEMBRANE MODULE PROTECTION
    Publication number: 20130264251
    Abstract: In accordance with aspects and embodiments, a filtration system is provided comprising a membrane module comprising an upper header and a lower header, a plurality of hollow fiber membranes having an upper end potted in the upper header and a lower end potted in the lower head, a cage at least partially surrounding the plurality of hollow fiber membranes, and a screen in contact with and surrounding the cage, the filtration system further comprising an aeration cap coupled to the lower header of the membrane module. The screen may protect the hollow fiber membranes from damage from coarse contaminants contained in the feed liquid, may improve module integrity, and may improve the efficiency of the filtration system.
    Type: Application
    Filed: March 15, 2013
    Publication date: October 10, 2013
    Applicant: SIEMENS
    Inventors: Warren T. Johnson, Thomas W. Beck, Fufang Zha, Zhiyi Cao, Jessica Stiller, Bruce Biltoft