EBD I28.23-2351.D
|
Separation of palladium and platinum by means of dimethylglyoxime |
1 |
EBD I28.23-2352.D
|
Kinds of haulage and cutting machines in coal mines |
1 |
EBD I28.23-2354.D
|
Mercury poisoning |
1 |
EBD I28.23-2355.D
|
Determination of relative comfort of mine working places by means of katathermometer |
1 |
EBD I28.23-2356.D
|
Tannic acid method for quantitative determination of carbon monoxide in blood |
1 |
EBD I28.23-2357
|
Mica |
1 |
EBD I28.23-2358.D
|
Endurance tests of storage batteries for use in permissible mine locomotives |
1 |
EBD I28.23-2360.D
|
Reported instances of successful first-aid treatment |
1 |
EBD I28.23-2361.D
|
Spring Canyon Mine Rescue Association |
1 |
EBD I28.23-2363.D
|
Helium |
1 |
EBD I28.23-2364.D
|
Properties of typical crude oils from producing fields of Oklahoma |
1 |
EBD I28.23-2365.D
|
Ignition of coal dust by electric arcs |
1 |
EBD I28.23-2366.D
|
Oklahoma promotes safety in coal mines |
1 |
EBD I28.23-2367.D
|
Official approval of Burrell methane indicator |
1 |
EBD I28.23-2368.D
|
Temperature-pressure curves of petroleum products |
1 |
EBD I28.23-2371.D
|
Why miners' portable electric lamps require safety devices |
1 |
EBD I28.23-2372.D
|
Keeping up to date in safety methods in coal mining |
1 |
EBD I28.23-2373.D
|
Fuel economy from old plant equipment |
1 |
EBD I28.23-2374.D
|
Summary of investigations of dust and ventilation in metal mines |
1 |
EBD I28.23-2375.D
|
Approval of Concordia hand and trip lamp for mines |
1 |