Catalyst for reforming tar-containing gas, method for preparing catalyst for reforming tar-containing gas, method for reforming tar-containing gas using catalyst for reforming tar containing gas, and method for regenerating catalyst for reforming tar-containing gas

摘要

Disclosed is a catalyst for reforming a tar-containing gas, wherein the catalyst contains at least one composite oxide as oxide containing nickel, magnesium, cerium and aluminum and the content of alumina as a single compound is limited to 5% by mass or less.