Patents Assigned to Summit Process Design, Inc.
  • Process for producing trichlorosilane
    Patent number: 9796594
    Abstract: The invention relates to an improved process to manufacture TCS in a polysilicon plant based upon combining a high temperature FBR process reacting metallurgical grade silicon, hydrogen, and silicon tetrachloride (STC) to make trichlorosilane (TCS) and a high temperature thermal converter to hydrogenate STC to TCS and hydrogen chloride.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: October 24, 2017
    Assignee: Summit Process Design, Inc.
    Inventors: Sumeet Dharampal Gandhi, Bruce Hazeltine