Patents by Inventor Fazal Uddin Shaikh

Fazal Uddin Shaikh 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).

  • IGNITING AN UNDERGROUND COAL SEAM IN AN UNDERGROUND COAL GASIFICATION PROCESS, UCG
    Publication number: 20130312950
    Abstract: An ignition apparatus (150) configured to ignite an underground coal seam (151). The ignition apparatus (150) comprising an ignition system, a positioning system, a sensor (170) and a controller (165). The ignition system comprises ignition means and an ignition tool (155) for igniting the underground coal seam (151) from within the well channel (154) or well liner encasing the well channel (154). The positioning system comprises coiled tubing (156) connected to the ignition tool (155) and extendible through a well head (153) within the well channel (154) to position the ignition tool (155) at a desired location within the well channel (154). The positioning system further comprises a spool (157) for transporting and dispensing the coiled tubing (156).
    Type: Application
    Filed: February 20, 2012
    Publication date: November 28, 2013
    Applicant: Linc Energy Ltd.
    Inventors: Fazal Uddin Shaikh, Casper Jan Hendrik Burger, Greg Martin Parry Perkins