Αναζήτηση Εικόνες Χάρτες Play YouTube Ειδήσεις Gmail Drive Περισσότερα »
Είσοδος
Βιβλία Βιβλία 1 - 5 από 5 για This had been the situation for many years, as gas pumps have constantly been in....
" This had 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 when the oil sand is pierced, a current of... "
Report of Progress ... - Σελίδα 13
των Pennsylvania. Geological Survey, 2d, Pennsylvania. Board of Commissioners for the Second Geological Survey - 1800
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

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

Ontario. Legislative Assembly - 1892
...have constantly been in operation in that district since 1869. New wells are occasionally drilled in this exhausted belt, and it invariably happens that...obtained till the well mouth is closed and a gas pump put m operation. After a few days testing oil begins to appear and the production frequently runs up to...

Report, Τόμος 1

Ontario. Dept. of Mines, Ontario. Bureau of Mines - 1892
...have constantly been in operation in that district since 18S9. New wells are occasionally drilled in this exhausted belt, and it invariably happens that...oil sand is pierced a current of air commences to whiatle down the hole, nor can any oil be obtained till the well mouth is closed and a gas pump put...

Bulletin, Τεύχος 322

1910
...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 12 to 13 pounds per...pump put in operation. After a few days' testing, air begins to appear and the production frequently runs "Up from 12 to 20 barrels per day. Then as...

Bulletin

1917
...are occasionally drilled on this exhausted belt, and it Invariably happens that when this oil sund is pierced a current of air commences to whistle down...obtained till the well mouth is closed and a gas pump put lu operation. After a few days' testing, oil begins to appear and the production frequently runs up...

Petroleum, where and how to Find it ...

Anthony Blum - 1922 - 367 σελίδες
...this exhausted belt and it invariably happens that when this oil is pierced a current of air commenced to whistle down the hole, nor can any oil be obtained...well mouth is closed and a gas pump put in operation. *Carll, JF Seventh report on the oil and gas fields of western Pennsylvania: Second Geol. Survey of...




  1. Η βιβλιοθήκη μου
  2. Βοήθεια
  3. Σύνθετη Αναζήτηση Βιβλίων
  4. Λήψη PDF