(US5068161-A)      The electrocatalytic material comprises a Pt alloy on a conductive C support. The Pt loading is 20-60 wt.%. The ECA of the alloy is greater than 35 m2/gPt. The alloying element is one or more of Gp-IVB, VIB, VIIB, VIII, IB and IIIA, esp. one or more of Ti, Cr, Mn, Fe, Co, Ni, Cu, Ga, Zr and Hf. The BET surface area of the catalyst is less than 1000, pref. below 30, esp. below 120 m2/g. Ratio Pt to alloy elements is 80:20 to 20-80, esp. 50-50.    USE/ADVANTAGE -   Used in fuel cells. Superior properties and high activity. @(6pp)    (JP95063627-B2)      Electrocatalytic material used as a cathode in a phosphoric acid fuel cell comprises an alloy of Pt on a conductive carbon support. The Pt loading on the support is 20-60 (20-45) wt.% and the electrochemical area (ECA) of the alloy is greater than 35, (greater than 40) m2/g. The alloying element is selected from gps. IVB, VIB, VIIB, VIII, IB and IIIA. The pref.elements are: Ti, Cr, Mn, Fe, Co, Ni, Cu, Ga, Zr and Hf. The most pref. elements are: Cr, Mn, Co and Ni. The BET surface area of the catalyst is less than 1000 (less than 300) and pref. less than 120 m2/g.    USE/ADVANTAGE -   Catalytic electrodes provide increased power output w.r.t. prior art, by a factor of two-four. The stability of the electrode material is also good. @(9pp Dwg.No.0/0)@    (EP450849-B1)      Electrocatalytic material used as a cathode in a phosphoric acid fuel cell comprises an alloy of Pt on a conductive carbon support. The Pt loading on the support is 20-60 (20-45) wt.% and the electrochemical area (ECA) of the alloy is greater than 35, (greater than 40) m2/g. The alloying element is selected from gps. IVB, VIB, VIIB, VIII, IB and IIIA. The pref.elements are: Ti, Cr, Mn, Fe, Co, Ni, Cu, Ga, Zr and Hf. The most pref. elements are: Cr, Mn, Co and Ni. The BET surface area of the catalyst is less than 1000 (less than 300) and pref. less than 120 m2/g.    USE/ADVANTAGE -   Catalytic electrodes provide increased power output w.r.t. prior art, by a factor of two-four. The stability of the electrode material is also good.