Search U.S. government technical reports digitized or harvested by TRAIL.
A vibrating screen surface for the removal of flat and elongated pieces from crushed stone
Exploration and utilization studies :John Day chromites, Oregon
Removing and recovering flourine from western phosphate rock and utilizing the deflourinated rock
Rapid twist test for determining hot-forming temperatures of steels
Adaptation of the Pedersen process to the ferruginous bauxites of the Pacific Northwest
Liquidus temperatures of titaniferous slags (in three parts).