TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Method: The pyrochlore material catalyst is supported on a support structure (preferably alumina, silica, or mixed-metal oxide). The reactant gas mixture temperature is greater than or equal to 150 degrees C; is comprised of natural gas; is comprised of liquefied petroleum gas comprised of 2-5C hydrocarbons; is comprised of C6+ heavy hydrocarbons, where the C6+ heavy hydrocarbons are comprised of diesel, jet fuels, gasoline, JP fuels, tars, and kerosene; is comprised of oxygenated hydrocarbons, where the oxygenated hydrocarbons are comprised of biodiesel, alcohols, and dimethyl ether; is comprised of methane; is comprised of diesel and the sulfur content is greater than or equal to 14 parts per million (ppm) by weight; is comprised of diesel and aromatics, where the aromatic content is greater than or equal to 20 wt.% with the aromatic content ( greater than or equal to 35 wt.%) is multi-ring aromatics; is comprised of diesel, aromatics, and sulfur, where the aromatic content is greater than or equal to 20 wt.% with greater than 35 wt.% of the aromatic content is multi-ring aromatics, and the sulfur content is greater than 14 ppm by weight; has overall oxygen to carbon atomic ratio of greater than or equal to 0.9; and is comprised of an oxidant, where the oxidant is highly oxidized gas stream comprised of oxidants O2, CO2, or H2O. The catalytic reforming process is catalytic partial oxidation and the reactant gas mixture is comprised of an oxidant which is air or oxygen; is steam reforming and the reactant gas mixture is comprised of oxidant which is steam; is oxidative steam reforming oxidant and the reactant gas mixture is comprised of oxidant which is comprised of air, oxygen, and steam; and is CO2 reforming and the reactant gas mixture is comprised of oxidant which is carbon dioxide. Preferred Components: The pyrochlore material catalyst is comprised of at least one pyrochlore and at least one of another crystal phase including simple oxides, perovskites, fluorites, weberites; and is powder or fabricated geometry (preferably pellet, foam, honeycomb, or monolith). EXAMPLE - No suitable example given.