Patents by Inventor Avraham Azran

Avraham Azran 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 potting or casting inorganic hollow fiber membranes into tube sheets
    Patent number: 6270714
    Abstract: Method for potting or casting hollow fiber bundles and form a tube sheet as part of fabricating a gas separation membrane module. A hollow fiber bundle is placed in a mold, into which a resin filled with solids injected, and the resin is exposed in a liquid bath in which the mold is immersed, to an ultrasonic field while it is so injected. The solids may be chosen among metals, metal oxides, silica, quartz, ceramics and inorganic salts.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: August 7, 2001
    Assignee: Carbon Membranes Ltd.
    Inventors: Avraham Azran, Gil Dagan