|
I 28.23:5513
|
Liquid-liquid extraction of cerium |
1 |
|
I 28.23:5514
|
Strain energy in explosion-generated strain pulses |
1 |
|
I 28.23:5515
|
Experimental electric furnace smelting of siliceous manganiferous materials |
1 |
|
I 28.23:5516
|
Tungsten deposits of Yuma, Maricopa, Pinal, and Graham Counties, Arizona |
1 |
|
I 28.23:5517
|
Tungsten deposits of New Mexico |
1 |
|
I 28.23:5518
|
Exploration of lead-zinc deposits in the Ross Basin-Lake Como area, San Juan County, Colorado |
1 |
|
I 28.23:5519
|
Natural gas-air burner for a top-fired preheater |
1 |
|
I 28.23:5520
|
Sampling stream gravels for tin, near York, Seward Peninsula, Alaska |
1 |
|
I 28.23:5521
|
Extraction of yttrium and rare-earth elements from a euxenite carbonate residue |
1 |
|
I 28.23:5522
|
Development and operation of an experimental entrained-solids, oil-shale retort |
1 |
|
I 28.23:5523
|
Separation of rare-earth elements in bastnasite by ion exchange |
1 |
|
I 28.23:5524
|
Carbonizing properties of Cambria County, Pennsylvania, coals |
1 |
|
I 28.23:5525
|
Thermochemistry of samarium |
1 |
|
I 28.23:5526
|
X-ray emission spectrographic analysis of high-purity rare-earth oxides |
1 |
|
I 28.23:5527
|
Drying North Dakota lignite to 1,500 pounds pressure by the Fleissner process |
1 |
|
I 28.23:5528
|
Kerosine flotation of oil : semicommercial studies of cell performance |
1 |
|
I 28.23:5529
|
Heats of combustion and formation of molybdenum subnitride and chromium subnitride |
1 |
|
I 28.23:5530
|
Manganese deposits of the Olympic Peninsula, Wash |
1 |
|
I 28.23:5531
|
Extractive metallurgy of euxenite |
1 |
|
I 28.23:5532
|
Nickel-cobalt-iron bearing deposits in Puerto Rico |
1 |