Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
Trade Route from the World Ports to the Midland of North America
By W. L. Saunders
THE world's greatest producing area is, geographically, in the midland region of North America about the Great Lakes. This area, with but one- third of the nation's population, produces, wit
Jan 1, 1921
-
Research in the Steel Industry
By John A. Mathews
RESEARCH in the steel industry, as in other lines of manufacturing, has for its principal purpose the increasing of profits. That is what manufacturing companies are for, and all departments of the or
Jan 1, 1921
-
Improving the Factor of Economy in Mine Ropes
By H. S. COOLEY
TO talk about a "factor of economy" in connection with the wire ropes used in mining practice may be coining a new phrase. If such be the case it needs no other apology than that economy in wire rope
Jan 1, 1930
-
Metallurgical Cutting for Fabrication, Repair, or Demolition
By H. H. Moss
OXYACETYLENE .cutting has experienced rapid development in the last few years and greater advances and expansion and broader application may be expected in the immediate future. Marked changes in cutt
Jan 1, 1936
-
Methods of Research Newly Applied to Refractories
By William F. Boericke
THERE was a time when the selection of fire brick was .left to the judgment of the head bricklayer of the plant, whose choice was not unaffected by a box of Christmas cigars from a friendly salesman.
Jan 1, 1929
-
Longhorn Tin Smelter
By Charles B. Henderson
DESPITE the loss, by enemy conquest, of a high percentage of our normal sources of supply for tin, the position of this important metal is easier today than that of rubber and a long list of other str
Jan 1, 1943
-
Application of Steel Castings in Mining Equipment
By William M. Sheehan
TRANSPORTATION is one of the most important problems of the mine operator and the possibilities of cost reduction in this field should not be overlooked. In the railroad industry, cars and locomotives
Jan 1, 1933
-
Primary Gold In A Colorado Granite.
By John B. Hastings
TEN miles from Hartsel, near Antelope springs, in Park county, Colorado, there is a large area of unconsolidated lake beds, which are interesting because at least a part of the lacustrine sands contai
Jan 5, 1908
-
Cheap Bonneville Power Should Attract ElectrometallurgicaI Industries
By Walter W. R. May
FOR more than 25 years a few business men who represent virile private enterprise in the Pacific Northwest have been trying to awaken the community to the potential benefits of an open Columbia River.
Jan 1, 1940
-
Requirements Of A Breathing-Apparatus For Use In Mines.
By Walter E. Mingramm
THE construction of rescue-apparatus on the principle of furnishing the wearer with air from a tank containing it under high pressure was given up by inventors about 20 years ago. Such an apparatus mu
Jan 7, 1908
-
Fluosolids Roasting Of Dowa's Yanahara Sulfides
By R. M. Foley, Hidesaburo Kurushima
About 25 pct of all Japanese pyrite comes from the Yanahara mine on Honchu Island. For the past 40 years lack of an economical recovery process forced the operator, Dowa Mining Co., to sell the pyrite
Jan 10, 1958
-
Institute of Politics Discusses Minerals
By AIME AIME
AT Williams College, in the quaint old New England town where people still go to the post office for their mail, an interesting institution has come into being as one of the aftermaths of the peace co
Jan 1, 1926
-
-
Commercial Bank Financing For The Mineral Industries
By Tilden Cummings
The extractive mineral industries share a number of common characteristics and basic problems which are completely different from those associated with manufacturing and mercantile operations. These i
Jan 5, 1965
-
Refractory Metals: Their Manufacture and Use
By Claus G. Goetzel
SOME of the reactions and procedures upon which modern techniques in the production of metal powders are based were used for 2000 years by the ancients to reduce iron and other metals from their ores.
Jan 1, 1944
-
Los Angeles Meeting, Petroleum Division
By AIME AIME
FEATURES of the second fall meeting of the Petroleum Division for 1941, held at the Ambassador Hotel, Los Angeles, Oct. 29-30, were the forum on the Paloma Plan on Thursday after- noon, the large atte
Jan 1, 1941
-
Ground Movement and Subsidence, 1930
By George S. Rice
STUDIES of ground movement and subsidence caused by mining necessarily chiefly deal with causes and effects of making extensive excavations underground with spans beyond the strength of the un- suppor
Jan 1, 1931
-
Swedish-Charcoal Iron
By NILS DANIELSEN
THE name of Swedish charcoal iron will probably bring to the memory of many old consumers an extremely tough and ductile iron which was formerly used in considerable quantities for common blacksmith p
Jan 1, 1924
-
Charcoal Blast-furnace practice in Mysore
By B. VISWANATH
T HE Mysore iron works, at Bhadravati, about 2000 ft. above sea level in the Shimoga district of Mysore, British India, is served by a meter gage branch line of the Mysore State Railways. The works wh
Jan 1, 1930
-
Coal in 1929
By HOWARD N. EAVENS
DURING the year just closed the bituminous industry has been marked by a continuation of the period of low prices and a steady deflation, accompanied by the closing of mines and the consolidation of s
Jan 1, 1930