Patents Examined by J. R. Lorengo
  • Gas separation using high-silica molecular sieve CHA
    Patent number: 7282082
    Abstract: Gasses are separated using a molecular sieve having the CHA crystal structure and having a mole ratio of greater than 50 to 1500 of (1) an oxide selected from silicon oxide, germanium oxide or mixtures thereof to (2) an oxide selected from aluminum oxide, iron oxide, titanium oxide, gallium oxide or mixtures thereof.
    Type: Grant
    Filed: October 25, 2005
    Date of Patent: October 16, 2007
    Assignee: Chevron USA, Inc.
    Inventor: Lun-Teh Yuen