WO9640416-A1  DATABASE WPI Week 8904 Derwent Publications Ltd., London, GB; AN 89-028647 XP002013435 & JP,A,63 302 950 (NISSAN MOTOR KK) , 9 December 1988;  PATENT ABSTRACTS OF JAPAN vol. 16, no. 383 (C-0974), 17 August 1992 & JP,A,04 122455 (MATSUSHITA ELECTRIC IND. CO.), 22 April 1992, & DATABASE WPI Derwent Publications Ltd., London, GB; AN 92-188540;  PATENT ABSTRACTS OF JAPAN vol. 16, no. 118 (C-0922), 25 March 1992 & JP,A,03 288549 (NISSAN MOTOR CO. LTD), 18 December 1991, & DATABASE WPI Derwent Publications Ltd., London, GB; AN 92-044861;  PATENT ABSTRACTS OF JAPAN vol. 16, no. 118 (C-0922), 25 March 1992&JP,A,03 288549 (NISSAN MOTOR CO. LTD), 18 December 1991,&DATABASE WPI Derwent Publications Ltd., London, GB; AN 92-044861;  PATENT ABSTRACTS OF JAPAN vol. 16, no. 383 (C-0974), 17 August 1992&JP,A,04 122455 (MATSUSHITA ELECTRIC IND. CO.), 22 April 1992,&DATABASE WPI Derwent Publications Ltd., London, GB; AN 92-188540;  DATABASE WPI Week 8904 Derwent Publications Ltd., London, GB; AN 89-028647 XP002013435&JP,A,63 302 950 (NISSAN MOTOR KK) , 9 December 1988US5789339-A  Athanasios K. Ladavos et al., Structure and catalytic activity of perovskites La-Ni-O supported on alumina and zirconia, Applied Catalysis B: Environmental, 2 (1993) 27-47.;  Collongue et al. Catalytic Combustion of Methane over Bulk and Supported LaCrO3Perovskites, Chem. Soc. Faraday Trans., 1991 87(15), 2493-2499.;  Derwent Publication AN 89-028647, Nissan Motor KK, Dec. 9, 1988.;  H.M. Zhang et al., Preparation of Supported La1-xSrxMnO3Catalysts by the Citrate Process, Applied Catalysis, 41 (1988) 137-146.;  Noritaka Mizuno et al., Preparation of Perovskite-type Mixed Oxide (La1-xSrxCoO3) Supported on Cordierite, Chemistry Letters, 1986, pp. 1333-1336.;  Patent Abstracts of Japan, vol. 16, No. 118 (C-0922), Mar. 25, 1992, Nissan Motors Co. Ltd.;  Patent Abstracts of Japan, vol. 16, No. 383 (C-0974), Aug. 17, 1992, Matsushita Electric Inc. Co.US5882616-A  Athanasios K. Ladavos et al., Structure and catalytic activity of perovskites La-Ni-O supported on alumina and zirconia, Applied Catalysis B: Environmental, 2 (1993) 27-47. No month.;  Collongue et al., Catalytic Combustion of Methane over Bulk and Supported LaCrO3 Pervoskites, Chem. Soc. Faraday Trans., No month 1991, 87(15), 2493-2499.;  H.M. Zhang et al., Preparation of Supported La1-xSrxMnO3 Catalysts by the Citrate Process, Applied Catalysis, 41 (1988) 137-146. No month.;  Noritaka Mizuno et al., Preparation of Perovskite-type Mixed Oxide (La1-xSrxCoO3) Supported on Cordierite, Chemistry Letters, 1986, no month pp. 1333-1336. The Chemical Society of Japan.