Patents Assigned to Bechtel Croup, Inc.
  • Shift conversion for the preparation of reducing gas
    Patent number: 5958107
    Abstract: A method of shift conversion of CO to H.sub.2 so that the level of gas can be reduced to a level that preheating for direct reduction to 800 to 900.degree. C. can be accomplished wherein carbon deposition is not a factor.
    Type: Grant
    Filed: April 11, 1997
    Date of Patent: September 28, 1999
    Assignee: Bechtel Croup, Inc.
    Inventor: Richard B. Greenwalt