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Books Bücher 1 - 10 von 23 in Prices are based on ores containing not more than 8 per cent silica or 0.20 per cent...
" Prices are based on ores containing not more than 8 per cent silica or 0.20 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent in excess of 8 per cent silica there shall be deduction of 15 cents per ton; fractions in proportion. "
Bulletin - United States Geological Survey - Seite 280
von Geological Survey (U.S.) - 1910
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Report Upon the Condition and Progress of the U.S. National Museum During ...

United States National Museum - 1901
...ores is given at 57 per cent MnO8 and 70 per cent for Spanish. For the manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and 0.10 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent silica...
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Annual Report of the United States Geological Survey to the Secretary of the ...

Geological Survey (U.S.) - 1896
...Limited, are of considerable importance. A memorandum of prices paid by this company is as follows : Prices are based on ores containing not more than 8 per cent of silica and not more than 0.10 per cent of phosphorus, and are subject Ye»r. Quantity. Value. 1889...
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The Non-metallic Minerals: Their Occurrence and Uses

George Perkins Merrill - 1904 - 414 Seiten
...is given at 57 per cent MnO2, and 70 per cent for Spanish. For the manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and o.io per cent phosphorus, and are subject to deductions as follows: For each i per cent silica...
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Mineral Resources of the United States

1906
...Chicago, 111., districts, per long ton, containing not more than 8 per cent silica and not more than 0.25 per cent phosphorus, and are subject to deductions...follows: For each 1 per cent in excess of 8 per cent silicii there shall be a deduction of 15 cents per ton, fractions in proportion; for each 0.02 per...
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Mineral Resources of the United States

1907
...Furnaces, Pittsburg, Pa., Edgar Thomson Furnaces, Bessemer, Pa., or South Works, Illinois Steel Company, South Chicago, 111. Prices are based on ores containing not more than 8 per cent silica and not more than 0.25 per cent phosphorus and are subject to deductions as follows: For each 1 per...
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The Mineral Resources of the Philippine Islands

Philippines. Bureau of Science, WARREN D. SMITH - 1914
...They are governed by the 47 following schedule of prices established by the Carnegie Steel Company:10 Schedule of prices paid per ton of 2,240 pounds for...cent in excess of 8 per cent silica there shall be a deduction of 0.30 peso (15 cents US currency) per ton; fractions in proportion. For each 0.02 per...
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The non-metallic minerals: Their occurrence and uses

George Perkins Merrill - 1910 - 432 Seiten
...manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and o.1o per cent phosphorus, and are subject to deductions as follows: For each 1 per cent silica in excess of 8 per cent, 15 cents a ton; for each 0.02 per cent phosphorus in excess of o. 10...
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Economic Geology: With Special Reference to the United States

Heinrich Ries - 1910 - 589 Seiten
...4.604 56,469 12.27 6,144 $62,779 $10.22 6,921 $88,132 $12.73 5,604 $63,369 SI 1.31 6,144 $62,779 $10.23 Prices are based on ores containing not more than 8 per cent silica or .25 per cent phosphorus, and are subject to deductions as follows : For each 1 per cent in excess of...
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The Mineral Industry, Band 21

1913
...$10.14 in 1910, $10 in 1911 and $9.45 in 1912. The prices are governed according to the grade, and are based on ores containing not more than 8 per cent, silica or 0.2 per cent, phosphorus, subject to deductions for each 1 per cent, in excess of the 8 per cent, silica...
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Economic Geology

Heinrich Ries - 1916
...established by the Carnepie Steel Comupny, the price being for delivery at Pittsburgh or South Chicago. Prices are based on ores containing not more than 8 per cent silica or .20 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent in excess of...
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