Expandable screen offers new option for sand control

The first open hole expandable sand screen (ESS) has been field tested in a Shell Expro Ltd. well in the southern North Sea (Fig. 1 [96,757 bytes]). Petroline Wellsystems Ltd., Aberdeen. manufactured the ESS. The ESS is an extension of the expandable casing technology (OGJ June 6, 1996, p. 31) pioneered by Shell and licensed by several service companies. Petroline is developing the ESS for open hole, cased hole, and remedial applications. Petroline describes the ESS as consisting of a sand-exclusion screen that is capable of considerable expansion when a cone-shaped mandrel is driven through it. This allows the screen to be run in a preformed condition into the well, then expanded i...

Why Register?

Non-subscribers can only view whitepapers by providing name, home and email address, phone number and other information and comment on/rate articles.

Why Subscribe?

Oil & Gas Journal subscribers with login credentials can access these premium features of OGJ Online:

  • Current Issue – an html version of the current week's issue of Oil & Gas Journal.
  • Past Issues – An Electronic OGJ Archive. A keyword-searchable archive of all issues of Oil & Gas Journal dating back to 1990; also searchable by issue date.
  • Market Journal – a weekly round-up of the oil and gas markets, with observations from leading analysts.
  • Editor's Perspective – a short article of insight and opinion by the Editor of Oil & Gas Journal.
  • OGJ Industry Stats – quick access to current industry statistics from Oil & Gas Journal.
  • OGJ Survey Downloads - quick access to exclusive reports from Oil & Gas Journal.


Subscriber Help or Subscribe

Oil & Gas Journal Subscribers: Have your subscription number (from the mailing label on the cover of your Oil & Gas Journal) and e-mail address ready to set up your online account through Customer Service Assistant.

If you're not an Oil & Gas Journal subscriber, start a subscription and gain access to the subscriber areas of OGJ Online now.

Stay Connected