|
I 28.27:7820
|
Beehive-coke plants in the United States that reported to the Bureau of Mines in 1956 |
1 |
|
I 28.27:7821
|
Mechanism of the synthesis of hydrocarbons from carbon monoxide and hydrogen |
1 |
|
I 28.27:7822
|
Discovery and development of the Pima copper deposit, Pima Mining Co., Pima County, Ariz |
1 |
|
I 28.27:7823
|
Mining methods and costs at the Rialto mine, Nellie B Division, American Zinc, Lead & Smelting Co., Ottawa County, Okla |
1 |
|
I 28.27:7824
|
Spodumene : major source of lithium |
1 |
|
I 28.27:7825
|
Bibliography of Bureau of Mines investigations of coal and its products, 1950 to 1955 |
1 |
|
I 28.27:7826
|
Roof-bolt recovery in the middle west |
1 |
|
I 28.27:7827
|
Cathodic protection for earth-buried pipelines and other metal structures |
1 |
|
I 28.27:7828
|
Mining and water-control methods at the Chief Lead-Zinc Mine, Chief Consolidated Mining Co., Juab County, Utah |
1 |
|
I 28.27:7829
|
Marble |
1 |
|
I 28.27:7830
|
Bibliography of zirconium : supplement to information circular 7771 |
1 |
|
I 28.27:7831
|
Four waterflooding projects in Cowley County, Kans., 1958 |
1 |
|
I 28.27:7835
|
Shaft-sinking methods and costs at the T.L. Shaft, Eureka Corp., Eureka, Nev |
1 |
|
I 28.27:7836
|
Sulfur dioxide; its chemistry and removal from industrial waste gases |
1 |
|
I 28.27:7837
|
Open-pit mining methods and practices at the Chino Mines Division, Kennecott Copper Corp., Grant County, N. Mex |
1 |
|
I 28.27:7838
|
Block caving in limestone at the Crestmore Mine, Riverside Cement Co., Riverside, Calif |
1 |
|
I 28.27:7839
|
Determination of low concentrations of methane in coal-mine-air samples by infrared absorption spectrometry |
1 |
|
I 28.27:7840
|
Permissible mine equipment approved during the calendar years 1955-56 : with appended list of manufacturers of flame resistant trailing cables and fire-resistant conveyor belts |
1 |
|
I 28.27:7841
|
Injury experience in the coking industry, 1955 : analysis of safety factors and related employment data |
1 |
|
I 28.27:7842
|
Injury experience in the quarrying industry, 1954 : analysis of safety factors and related employment data |
1 |