| Illinois State Geological Survey - Geology - 1913 - 500 pages
...and character. His conclusions are as follows : "In dry rocks the principal points of accumulation of oil will be at or near the bottom of the syncline or at the lowest point of the porous medium, or at any point where the slope of the rock is not sufficient... | |
| Illinois State Geological Survey - Geology - 1910 - 474 pages
...and character. His conclusions are as follows: "In dry rocks the principal points of accumulation of oil will be at or near the bottom of the syncline or at the lowest point of the porous medium, or at any point where the slope of the rock is not sufficient... | |
| Geology - 1913 - 508 pages
...and character. His conclusions are as follows : "In dry rocks the principal points of accumulation of oil will be at or near the bottom of the syncline or at the lowest point of the porous medium, or at any point where the slope of the rock is not sufficient... | |
| Illinois State Geological Survey - Geology - 1913 - 516 pages
...and character. His conclusions are as follows: "In dry rocks the principal points of accumulation of oil will be at or near the bottom of the syncline or at the lowest point of the porous medium, or at any point where the slope of the rock is not sufficient... | |
| Heinrich Ries - 1916 - 1358 pages
...of course, necessary that the oil-bearing stratum shall be capped by a practically impervious one. If the rocks are dry, then the chief points of accumulation...oil accumulates at the upper level of saturation. 88 In a tilted bed which is locally porous and not so throughout, the oil, gas, and water may arrange... | |
| William John Miller - Geology - 1924 - 456 pages
...is of course necessary that the oil-bearing stratum shall be capped by a practically impervious one. If the rocks are dry, then the chief points of accumulation...oil will be at or near the bottom of the syncline (downfold) or lowest portion of the porous bed If the rocks are partially saturated with water, then... | |
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