hide You are viewing an archived web page, collected at the request of University of Alberta using Archive-It. This page was captured on 17:57:36 Dec 08, 2010, and is part of the HCF Alberta Online Encyclopedia collection. The information on this web page may be out of date. See All versions of this archived page. Loading media information

a b c d e f g h i j k l m n o p q r s t u v w x y z

Pumping Oil

While some oil wells contain enough pressure to push oil up to the surface, most oil wells drilled today require pumping. This is also called ‘artificial lift’. If a well requires it, a pump is lowered down to the bottom of the well on a string of steel rods, called the rod string.