Stable perovskite catalysts
Patent 4126580 Issued on November 21, 1978. Estimated Expiration Date: 
December 15, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 15, 1996. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3900428 3901828 3907968 InventorAssigneeApplicationNo. 05/750637 filed on 12/15/1976US Classes:502/303, Lanthanum423/213.2, Utilizing as solid sorbent, catalyst, or reactant a material containing a transition element502/306, And Group II metal containing (i.e., alkaline earth, Be, Mg, Zn, Cd or Hg)502/328, And Group II metal containing (i.e., alkaline earth, Be, Mg, Zn, Cd or Hg)502/525PEROVSKITEExaminersPrimary: Shine, W. J.International ClassesB01J 23/56 (20060101)B01J 23/54 (20060101) B01J 23/89 (20060101) AbstractPerovskite catalysts of the general formula ABO3 having increased stability through the incorporation of metals having low first ionization potentials, and their use in oxidation and reduction reactions. |
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