Patents by Inventor Abolhassan Vafai

Abolhassan Vafai 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).

  • Publication number: 20100234491
    Abstract: The various embodiments herein provide a method and materials to produce non-asbestos Fiber Cement Board (FCB). According to one embodiment herein, a new material including Cement (60%-75% by weight), Acrylic fiber (1%-4% by weight), Nano silicate (1%-4% by weight), slake lime stone powder (5%-20% by weight), waste cardboard pulp paper (3%-12% by weight) and some polymeric additives are used to make FCB in the Hatcheck process. In another embodiment, a method to make FCB using this method in the Hatcheck process, only some small changes are needed. According to another embodiment, the FCB produced in this method can be used for cladding, internal wall and external walls.
    Type: Application
    Filed: May 27, 2010
    Publication date: September 16, 2010
    Inventors: Morteza Khorrami, Eshmaiel Ganjian, Abolhassan Vafai
  • Publication number: 20040098930
    Abstract: A foundation system for a building or other load includes a lower part and an upper sliding raft. The lower part has a generally concave surface at the top thereof. The upper sliding raft has a convex surface at the bottom thereof adapted to rest on the concave surface of the lower part and allow for sliding rotational movement therebetween. The building or other load is attached to the upper sliding raft.
    Type: Application
    Filed: September 11, 2003
    Publication date: May 27, 2004
    Inventors: Mehrdad Hamidi, M. Hashem El Naggar, Abolhassan Vafai, Goodarz Ahmadi