EP673675-A2  'Gas Stream Cleanup Papers from DOEMETC-Sponsored Contractors Review Meetings', 1987 article D.M. MASON 'Electrochemical Abatement of Pollutants NOx and SOx in Combustion exhaust Gases Employing a Solid-Oxide Electrolyte', pages 152 - 159 DOEMETC-876082;  APPLIED CATALYSIS vol. 41, no. PARTII, 1988,, pages 289 - 299 HIBBERT ET AL. 'Flue Gas Desulfurization: Catalytic Removal of Sulfur Dioxide by Carbon Monoxide on Sulphided La1-xSrxCoO3';  EVANS, R.D. 'An Introduction to Crystal Chemistry', 1964, CAMBRIDGE UNIV. PRESS., CAMBRIDGE pages 167 - 171 2nd ed.;  IND. ENG. CHEM. PROD. RES. DEZ. vol. 21, 1982,, pages 38 - 41 BAGLIO 'Lanthanum Oxysulfide as a Catalyst for the Oxidation of CO and COS by SO2';  LINES, M.E., GLASS, A.M. 'Principles and Applications of Ferroelectrics and Related Materials', CLARENDON PRESS, OXFORD pages 280 - 292 Appendix F * page 620 - page 632 *;  MULLER, ROY 'The Major Ternary Structural Families', 1974 pages 175 - 201;  OUNALLI ET AL. 'Hydrogen Production By Direct Thermolysis of Water on Semipermeable Membrane', 1981, C.R. ACAD, SCI., PARIS pages 1185 - 1190;  WHEAT, T.A., AHMAD, A., KURIAKOSE, A.K. 'Progress in Solid Electrolytes', 1983, ENERGY OF MINES AND RESOURCES, OTTAWA, CANADA article CALES ET AL. 'Fluorite-Type Solid Electrolytes As Oxygen Ion and Mixed Conductors';  'Gas Stream Cleanup Papers from DOE/METC-Sponsored Contractors Review Meetings', 1987 article D.M. MASON 'Electrochemical Abatement of Pollutants NOx and SOx in Combustion exhaust Gases Employing a Solid-Oxide Electrolyte', pages 152 - 159 DOE/METC-87/6082;  "Electrochemical Abatement of Pollutants NOx and SOx in Combustion Exhaust Gases Employing a Solid-Oxide Electrolyte", D.M. Mason, in Gas Stream Cleanup Papers from DOEMETC-Sponsored Contractors Review Meetings in 1987, DOEMETC-876082, pp 152-159;  Appendix F, pp. 620-32 (Clarendon Press), Oxford (1977);  Baglio, "Lanthanum Oxysulfide as a Catalyst for the Oxidation of CO and COS by SO2," Ind. Eng. Chem. Prod. Res. Dez. (1982) vol. 21, pp. 38-41;  Cales et al in "Fluorite-Type Solid Electrolytes As Oxygen Ion And Mixed Conductors", Progress in Solid Electrolytes, Wheat, T.A., Ahmad, A. and Kuriakose, A.K., editors, Energy of Mines and Resources, Ottawa, Canada (1983);  Dow Chemical Company's PCT Application No. 89085506, 09031989;  Evans, R.D., "An Introduction to Crystal Chemistry", Cambridge Univ. Press., Cambridge, 2nd ed. (1964), pp. 167-71;  Hibbert et al, "Flue Gas Desulfurization: Catalytic Removal of Sulfur Dioxide by Carbon Monoxide on Sulphided La1-xSrxCoO3," Part II, Applied Catalysis (1988) vol. 41, pp. 289-299;  Lines, M.E. and Glass, A.M., "Principles and Applications of Ferroelectrics and Related Materials"; pp. 280-92;  Muller and Roy, "The Major Ternary Structural Families", pp. 175-201 (1974);  Ounalli et al in "Hydrogen Production By Direct Thermolysis Of Water On Semipermeable Membrane", C.R. Acad. Sci. Paris. t. 292: 1185-1190 (1981);  PATENT ABSTRACTS OF JAPAN vol. 10 no. 117 (E-400) [2174] ,2 May 1986 & JP-A-60 250565 (ASAHI GLASS K. K.) 11 December 1985,;  PATENT ABSTRACTS OF JAPAN vol. 5 no. 75 (C-55) [747] ,19 May 1981 & JP-A-56 024020 (TEIJIN K. K.) 7 March 1981,EP673675-A3  PATENT ABSTRACTS OF JAPAN vol. 10 no. 117 (E-400) [2174],02/05/1986 & JP-A-60 250565 (ASAHI GLASS K. K.) 11/12/1985;  PATENT ABSTRACTS OF JAPAN vol. 5 no. 75 (C-55) [747],19/05/1981 & JP-A-56 024020 (TEIJIN K. K.) 07/03/1981;  PATENT ABSTRACTS OF JAPAN vol. 5, no. 75 (C - 55)747 19 May 1981 (1981-05-19);  PATENT ABSTRACTS OF JAPAN vol. 10, no. 117 (E - 400)2174 2 May 1986 (1986-05-02);  PATENT ABSTRACTS OF JAPAN vol. 5, no. 75 (C - 55)&lt;747&gt; 19 May 1981 (1981-05-19),relevantClaims[1],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;];  PATENT ABSTRACTS OF JAPAN vol. 10, no. 117 (E - 400)&lt;2174&gt; 2 May 1986 (1986-05-02),relevantClaims[1],relevantPassages[&lt;pp&gt;A&lt;/pp&gt;]