Patents Assigned to Rain CII Carbon LLC
  • Patent number: 8491677
    Abstract: A method of calcining green petroleum coke which includes separating the green coke having a particle size of between 0.1 mm and 50 mm into undersized and oversized fractions, pelletizing the undersized fraction with a binder to form pelletized coke, combining the oversized fraction and the pelletized coke to form a feed mixture, and calcining the feed mixture to form calcined coke. The method includes the addition of a pulverization step wherein all the green coke is pulverized before pelletization and the pellets are then calcined to produce a pelletized calcined coke product.
    Type: Grant
    Filed: February 23, 2011
    Date of Patent: July 23, 2013
    Assignee: Rain CII Carbon LLC
    Inventor: Leslie C. Edwards