... at any increase in prices it becomes cheaper to use less efficient fluxes. It follows that while the output can be increased, prices probably can not be much changed. With these facts in mind it is seen that the fluorspar mines of the Kentucky-Illinois... The Fluorspar Deposits of Southern Illinois - Seite 69von Harry Foster Bain - 1905 - 75 SeitenVollansicht - Über dieses Buch
| 1904 - 924 Seiten
...seen that the fluorspar mines of the Kentucky-Illinois district will have for many years an important and growing market to supply. Their only competitors...with them is mainly a matter of transportation costs. Mines in the Rocky Mountain region and other V\7estern States can not be expected to disturb the fluorspar... | |
| Samuel Franklin Emmons, Geological Survey (U.S.) - 1904 - 550 Seiten
...seen that the fhiorspar mines of the Kentucky-Illinois district will have for many years an important and growing market to supply. Their only competitors...with them is mainly a matter of transportation costs. Mines in the Rocky Mountain region and other Western States can not be expected to disturb the fluorspar... | |
| Geological Survey (U.S.) - 1904 - 546 Seiten
...seen that the fluorspar mines of the Kentucky-Illinois district will have for many years an important and growing market to supply. Their only competitors...with them is mainly a matter of transportation costs. Mines in the Rocky Mountain region and other Western States can not be expected to disturb the fluorspar... | |
| 1905 - 474 Seiten
...The principal production in the United States is from the mines of Southern Illinois and in Kentucky. Their only competitors are the importers, and competition...with them is mainly a matter of transportation costs. Under normal conditions the cost of a bee-hive coke-oven is $25O@$35O. Its estimated life is 16 years,... | |
| 1908 - 188 Seiten
...much changed. With these facts in mind it is seen that the fluorspar mines of the Kentucky. 1llinois district will have for many years a large and growing...with them is mainly a matter of transportation costs. 1t is not certain that this competition will always be as keen as now, since foreign producers have... | |
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