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Βιβλία Βιβλία 1 - 3 από 3 για ... be profitably drilled, and every year's unsuccessful prospecting outside of the....
" ... be profitably drilled, and every year's unsuccessful prospecting outside of the productive belts and of deep drilling within them, makes the outlook for the discovery of new oil horizons less hopeful, that from this time forward we have no reasonable... "
Report of Progress ... - Σελίδα 23
των Pennsylvania. Geological Survey, 2d, Pennsylvania. Board of Commissioners for the Second Geological Survey - 1800
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Seventh Report on the Oil and Gas Fields of Western Pennsylvania: For 1887 ...

John Franklin Carll - 1890 - 356 σελίδες
...Kentucky, Colorado, California, Wyoming and Texas are anxious to take a hand also. It is not claimed in any part of this report (nor indeed in any previous...the demands for daily consumption have grown to over 500,000,000 cubic feet per day, and are still increasing ; that nearly all the gas pools now in sight...

Sessional Papers - Legislature of the Province of Ontario, Τόμος 7

Ontario. Legislative Assembly - 1892
...comparatively and with reference to geologic time, the laUer expression might be allowable. But it ir claimed that they have been excessively and wastefully...our remaining resources and make the most of them. * JP Lesley, State Geologist of Pennsylvania, in Trans. Am. Inst. ME, vol. xiv. pp. 621. t Alfiecl...

Report, Τόμος 1

Ontario. Dept. of Mines, Ontario. Bureau of Mines - 1892
...developed pools are surely on the decline, that every pool depleted lessens by just so much the area co be profitably drilled, and every year's unsuccessful...our remaining resources and make the most of them. * JP Lesley, State Geologist of Pennsylvania, in Trans. Am. Inst. ME, vol. xiv. pp. 621. t Alfred E....




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