Patent ID: 8883667
Filing Date: 2014-11-11
Classification: B01D,B01J,B23K,F23G,F27D

Abstract:
1. A purification catalyst for a reflow furnace gas, containing: a component A: zeolite; and a component B: one or more compounds selected from a group of inorganic oxides consisting of alumina, silica gel, and titania, at a component A: component B weight ratio of 99:1 to 10:90; a component C: at least one precious metal in a proportion of 10 ppm by weight to 2% by weight based on a total weight of the component A and the component B; and a component D: at least one alkali metal in a proportion of 1 to 10% by weight based on a total weight of the component A, wherein component D is present on component B.