Call Number (LC) Title Results
I 28.23:3248 Dewatering clay suspensions by spray evaporation / 1
I 28.23:3249 Chemical method for removing mud sheaths in oil wells / 1
I 28.23:3250 A thermal conductivity apparatus for continuous determination of the helium content of natural gas / 1
I 28.23:3251 Engineering studies and results of acid treatment of wells, Zwolle oil field, Sabine Parish, La. / 1
I 28.23:3251-3275 The National safety competition of 1933 / 1
I 28.23:3252 Tabulated anlyses of Texas crude oils / 1
I 28.23:3253 Analyses of crude oils from some fields of southern Louisiana / 1
I 28.23:3254 The National safety competition of 1933 / 1
I 28.23:3255 Lag, spread, and sustained ignition in electric detonators / 1
I 28.23:3256 Progress reports--metallurgical division. 1
I 28.23:3258 Isolation and study of the humic acids from peat / 1
I 28.23:3259 Active list of permissible explosives and blasting devices approved prior to June 30, 1934. 1
I 28.23:3260 Investigations during 1933 of combustibles in manholes in Boston, Mass. / 1
I 28.23:3261 Use of rock dust in bituminous-coal mines during 1930, 1931, and 1932 / 1
I 28.23:3262 Progress reports--metallurgical division. 1
I 28.23:3263 Froth flotation of coal : sulfur and ash reduction / 1
I 28.23:3264 Smelting in the lead blast furnace : handling zinciferous charges. 1
I 28.23:3265 Assay of black sands / 1
I 28.23:3266 Recent trends in man-hour production at iron-ore mines / 1
I 28.23:3267 Bumps in coal mines of the Cumberland Field, Kentucky and Virginia : causes and remedy / 1