THE STORY OF FIRE-CLAY REFRACTORIES Part 9

Description

Reel 1, clay is mined, sorted, and tested. Processing begins as the clay is ground at the St. Louis factory. Reel 2, clay bricks are made, dried, and burned in dry-press and steam-press processes. Reel 3 shows the use of fire clay products in the manufacturing of glass. Other industries use clay products. Reel 4, fire clay is used to make furnaces, kilns, and ovens.

Collection

Records of the U.S. Bureau of Mines

Series

Public Information Films and Video Recordings