 | Iowa Geological Survey - 1909 - 854 Seiten
...showing effect of washing Iowa No. 1 coal. C Washed ‘ sample Ash ¿ 16.0 10.25 Sulphur 5.03 4.61 IOWA NO. 2. Run-of-mine coal from mine No. 5, Mammoth Vein Coal Cornpany, Hamilton, Iowa. About 5½ totis of coal were wa¿Iied for a coking test. The reduction of... | |
 | 1905 - 830 Seiten
...too intimately combined or mixed with the coal to be removed by washing. loiea No. 1. — Lump aiid fine coal from mine No. 2, Anchor Coal Company, Laddsdale,...and ash) was all in small pieces sintered together and with no bond. Iowa No. 3. — Lump coal from mine No. 4, Gibson Coal Mining Company, Altoona, Iowa.... | |
 | Iowa Geological Survey - 1905 - 96 Seiten
...Company, Laddsdale, Iowa. In this test, as in all those on Iowa coals, the charge was of washed coal. The charge weighed 9,500 pounds, and after burning...pounds of washed coal, which was burned for 64 hours. The coke (3,866 pounds with 1,153 pounds of breeze and ash) was all in small pieces sintered together... | |
 | Edward Wheeler Parker - 1905 - 690 Seiten
...brittle, with cracks lengthwise and crosswise through it. It was also high in sulphur and ash. Impa No. 2. — Run-of-mine coal from mine No. 5, Mammoth...Vein Coal Company, Hamilton, Iowa. The charge in this tost consisted of 10,000 pounds of washed coal, which was burned for 64 hours (p. 69). The coke (3,866... | |
 | Geological Survey (U.S.) - 1906 - 538 Seiten
...pieces would make it undesirable for use in lead or zinc works. IOWA No. 2. Coking test No. 49. — Run-of-mine coal from mine No. 5, Mammoth Vein Coal...this test consisted of 10,000 pounds of washed coal (p. 1469), which was burned for 64 hours. The coke (3,866 pounds, with 1,153 pounds of breeze and ash)... | |
 | 1909 - 836 Seiten
...purposes, and the smallness of the pieces would make it undesirable for use in lead or zinc works. IOWA NO. 2. Run-of-mine coal from mine No. 5, Mammoth...this test consisted of 10,000 pounds of washed coal (page 474), which was burned for 64 hours. The coke (3,866 pounds, with 1,153 pounds of breeze and... | |
 | Iowa Geological Survey - 1909 - 842 Seiten
...purposes, and the smallness of the pieces would make it undesirable for use in lead or zinc works. IOWA NO. 2. Run-of-mine coal from mine No. 5, Mammoth Vein Coal Company, Hamilton, Iowa. Test number 31 twashed).. \\ hen charged Nov. 3, 3 p. m~ When drawn Nov. 5, 1 p. m_. c * O a ~ ••... | |
 | 1906 - 544 Seiten
...pieces would make it undesirable for use in lead or zinc works. IOWA No. 2. Coking test No. 49.— Run-of-mine coal from mine No. 5, Mammoth Vein Coal...this test consisted of 10,000 pounds of washed coal (p. 1469), which was burned for 64 hours. The coke (3,866 pounds, with 1,153 pounds of breeze and ash)... | |
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The charge weighed 9,500 pounds, and after burning 46 hours yielded 4,828 pounds of coke and 572 pounds of breeze and ash. The coke was brittle, with cracks lengthwise and crosswise through it. It was also high in sulphur and ash. 