First Century of National Existence: The United States as They Were and are ... Mineral Wealth ... Public Lands ... Internal Trade ... Immigration ... Banking ... Insurance ... Literature and Authors ...L. Stebbins, 1874 - 586 pages |
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Page 28
... nearly to its northern line . The ores which belong to this formation are chiefly contained among its lower mem- bers , and found in the outcrop of these around the margin of the basin . At some districts . It crosses the Broad River at ...
... nearly to its northern line . The ores which belong to this formation are chiefly contained among its lower mem- bers , and found in the outcrop of these around the margin of the basin . At some districts . It crosses the Broad River at ...
Page 30
... nearly pure ore , yielding from 68 to 70 per cent . of iron , and free from a trace even of manganese , sulphur , phosphorus , or titanium . A single ridge , traced for about six miles , rising to a maximum height of fifty feet above ...
... nearly pure ore , yielding from 68 to 70 per cent . of iron , and free from a trace even of manganese , sulphur , phosphorus , or titanium . A single ridge , traced for about six miles , rising to a maximum height of fifty feet above ...
Page 38
... nearly all the cinder and slag . The saving in fuel is said to be about one - third over the Siemens furnace , and the heat is all applied directly to the removal of impurities and slag from the ores and cast iron . The Shoenberger ...
... nearly all the cinder and slag . The saving in fuel is said to be about one - third over the Siemens furnace , and the heat is all applied directly to the removal of impurities and slag from the ores and cast iron . The Shoenberger ...
Page 39
... nearly 100,000 bushels of charcoal , the overplus of what was made be- fore it was found that iron could not be pro- duced from the ore by the old processes . " It has recently been discovered that there bars are gradually * 3 39.
... nearly 100,000 bushels of charcoal , the overplus of what was made be- fore it was found that iron could not be pro- duced from the ore by the old processes . " It has recently been discovered that there bars are gradually * 3 39.
Page 40
... nearly a pure charcoal and containing nei- bility which no other people have been able ther sulphur nor phosphorus , it does not im- to imitate . All attempts that have been part to iron in the smelting process any in- made to learn the ...
... nearly a pure charcoal and containing nei- bility which no other people have been able ther sulphur nor phosphorus , it does not im- to imitate . All attempts that have been part to iron in the smelting process any in- made to learn the ...
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