Primary cementing [videorecording] /

Casing and cement is needed to prevent caving in the hole; protect freshwater zones from pollution; exclude water from the producing formation; and permanently seal off high-pressure zones, zones of lost circulation, and other troublesome formations. This video follows the progress of a well and cre...

Täydet tiedot

Bibliografiset tiedot
Päätekijä: The University of Texas at Austin. Petroleum Extension Service
Aineistotyyppi:
Kieli:eng
Julkaistu: [Austin, Tex.] : Petroleum Extension Service, University of Texas at Austin, [198
Aiheet: