This paper presents analysis and comparison of direct recovery rate and other technical parameters in crude tin reduction smelting between reverberatory furnace and Ausmelt furnace.

This method has been employed with good results for determining copper in tin-based bearing alloy, Babbitt alloy and crude copper containing tin and antimony.

Natural Resources: natural gas, crude oil, silica, limestone, clay, chalk, gypsum, iron, salt, lead, tin.