Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Developed especially for the purpose and backed by continuous mill experience since 1941, the DuPont Sodium Hydride Descaling Process is essentially a chemically activated fused caustic soda cleaning bath. Advantages over conventional pickling and...
Methanol vapor is changed to liquid in condensers in which it is piped through a bath of constantly circulating cold water. There an inspector checks the level of the water bath in a condenser at the Belle WV plant of the DuPont Company. Methanol,...
After remaining in a bath of caustic soda for almost half an hour, sheets of cellulose are removed from the steeping bath, preparatory to being shredded into flakes at the viscose process rayon plants of E.I du Pont Nemours & Company.
Caption: "The Mine Mules recieve the best of care at collieries of the Philadelphia and Reading Coal and Iron Company. Picture shows a bath provided for mules to keep them in condition."
