I 28.23:7173
|
A petrofabric study of tectonic and mining-induced deformations in a deep mine / |
1 |
I 28.23:7174
|
Preparation characteristics of coal from Clarion County, Pa. / |
1 |
I 28.23:7175
|
Amino acids as retaining agents for separation of rare-earth elements on ion-exchange resin / |
1 |
I 28.23:7176
|
Changes in ash composition of North Dakota lignite treated by ion exchange / |
1 |
I 28.23:7176-7200
|
A multistage probability model of sample reduction in the mineral industries / |
1 |
I 28.23:7177
|
A multistage probability model of sample reduction in the mineral industries / |
1 |
I 28.23:7178
|
Chlorine dissolution of several ferroalloys / |
1 |
I 28.23:7179
|
A comparison of infrared and gas chromatographic methods for determination of methane in mine air / |
1 |
I 28.23:7180
|
Gas chromatographic analyses of the principal constituents of mine atmospheres / |
1 |
I 28.23:7181
|
Magnetic separation of pyrite from coals / |
1 |
I 28.23:7182
|
Copper cementation using automobile scrap in a rotating drum / |
1 |
I 28.23:7183
|
Processing characteristics of crude oils from the Williston Basin in Montana, North Dakota, and South Dakota / |
1 |
I 28.23:7184
|
Colorimetric method for arsenic in coal / |
1 |
I 28.23:7185
|
Recovery of sulfur from molybdenite / |
1 |
I 28.23:7186
|
Field freezing of a cerium-iron alloy / |
1 |
I 28.23:7187
|
The reactivity of ammonium nitrate-fuel oil with pyrite-bearing ores / |
1 |
I 28.23:7188
|
Flotation characteristics of some beryllium minerals and associated gangue minerals / |
1 |
I 28.23:7189
|
Microflotation studies of some columbium-tantulum minerals / |
1 |
I 28.23:7190
|
Thermodynamic properties of helium, nitrogen, and helium-nitrogen mixtures from 240° to 950° R for pressures between 14.696 and 3,000 psia / |
1 |
I 28.23:7191
|
Mine water research : the limestone neutralization process / |
1 |