 Then as the slight excess of fluid in the immediate vicinity of the hole drains, and an equilibrium is established, the output gradually shrinks to the level of the old wells in the pool. The wells at Triumph are from 600 to 800 feet deep, and usually...  Report of Progress in ... - Σελίδα 131800Πλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | Ontario. Legislative Assembly - 1892 - 552 σελίδες
...and usually have only from 200 to 250 feet of casing in them, consequently some four or five hundred of the bore hole is bare rock, equally exposed to...the oil rock itself. In this uncased portion of the wall are the first and second sands, which also outcrop in the river hills within two miles of the... | |
 | Oklahoma Geological Survey - 1927 - 148 σελίδες
...few days testing, oil begins to appear, and the production frequently runs from 15 to 20 barrels a day. Then as the slight excess of fluid in the immediate...the second sand forms a part of the river bed a mile further north; and yet no surface water or air finds access to the wells through these sources. Many... | |
 | Oklahoma Geological Survey - 1927 - 152 σελίδες
...600 to 800 feet deep, and usually have only about 200 to 250 feet of casing in them. Conseiquently some four or five hundred feet of the bore hole is...the second sand forms a part of the river bed a mile further north; and yet no surface water or air finds access to the wells through these sources. Many... | |
 | Harold Coulter George - 1927 - 152 σελίδες
...600 to 800 feet deep, and usually have only about 200 to 250 feet of casing in them. Conseiquently some four or five hundred feet of the bore hole is...the second sand forms a part of the river bed a mile further north; and yet no surface water or air finds access to the wells through these sources. Many... | |
| |
