Sulphur. Progress reports, Metallurgical Division: 17, Fixation of sulphur from smelter smoke, Present status of sulphur fixation and plan of investigations, by R. S. Dean; Vapor pressure and thermodynamic properties of ammonium sulphites, by Hillary W. St. Clair; Recovery of sulphur in solid compounds by addition of ammonia and water vapor to smelter gas, by G. W. Marks and P. M. Ambrose; Diethylene triamine and other amines as agents for recovery of sulphur dioxide, by G. W. Marks and P. M. Ambrose; Oxidation of ammonium sulphite solution, by Frank S. Wartman.

Tools