Investigation of Detonators And Electric Detonators
The book Investigation of Detonators And Electric Detonators was written by author Clarence Hall Here you can read free online of Investigation of Detonators And Electric Detonators book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Investigation of Detonators And Electric Detonators a good or bad book?
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6 per cent greater than that of the No. 3 electric detonator; in general with the explosive tested, the compression increased with the grade of the detonator. The No. 4 electric detonator, however, developed more energy than did the No. 5. o For a more extended description of the small lead block test, see Bull. 15, Bureau of Mines: Investi- gations of explosives used in coal mines; with a chapter on the natural gas used at Pittsburgh, by G. A. Burrell, and an introduction by C. E. Monroe, by C...larence Hall, W. O. Snelliug, and S. P. Howell, 1912, pp. 113-114. INDIRECT TESTS OF P. T. S. S. ELECTRIC DETONATORS. 37 TESTS WITH A 20 PER CENT, FROZEN AND CONTAINING LESS THAN 6 PER CENT OF ADDED WATER. The results of tests with a 20 per cent "straight" nitroglycerin dynamite (frozen and containing no added water or 2. 5 or 4 per cent of added water) are tabulated below: Results of small lead block tests of a 20 per cent "straight" nitroglycerin dynamite (frozen and containing less than 6 per cent of added water).
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