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Βιβλία Βιβλία 1 - 4 από 4 για ... pounds per square inch. This has been the situation for many years, as gas pumps....
" ... pounds per square inch. This has been the situation for many years, as gas pumps have constantly been in operation in that district since 1869. New wells are occasionally drilled on this exhausted belt, and it invariably happens that... "
Report of Progress in ... - Σελίδα 12
1800
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Seventh Report on the Oil and Gas Fields of Western Pennsylvania: For 1887 ...

John Franklin Carll - 1890 - 356 σελίδες
...and gas rock. It is a well known fact that the oil sand in the celebrated Triumph district, which has been under the drill and pump over 22 years, and produced...voided by the use of gas pumps that a vacuum gauge at CarllJ] OIL AND GAS. CHAP. i. 13 any of the well heads registers a downward pressure of 12 to 13 pounds...

Report, Τόμος 1

Ontario. Dept. of Mines, Ontario. Bureau of Mines - 1892
...which has been under the drill and pump for over 22 years, and produced on the aggregate fully 5,000000 barrels of oil accompanied by large volumes of gas,...well heads registers a downward pressure of 12 to 13 Ib. per square inch. This has been the situation for many years, as gas pumps have constantly been...

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

Ontario. Legislative Assembly - 1892
...which has been under the drill and pump for over 22 years, and produced on the aggregate fully 5,000000 barrels of oil accompanied by large volumes of gas,...well heads registers a downward pressure of 12 to 18 lb. per square inch. This has been the situation for many years, as gas pumps have constantly been...

Bulletin, Τεύχος 322

1910
...as follows : It is a well-known fact that the oil sand in the celebrated Triumph district, which has been under the drill and pump over 22 years and produced...oil accompanied by large volumes of gas, Is now so aided by the use of gas pumps that a vacuum gauge at many wellheads registers a downward pressure of...




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