New tools, techniques allow deepwater ILI

Ron James PII Pipeline Solutions Cramlington, UK Based on presentation to the Pigging Products and Services Association Seminar, Aberdeen, Nov. 16, 2011. In-line inspection of the Blue Stream natural gas pipelines' subsea segments required development of technology and methods first to prevent tools from getting stuck at water depths of up to 2,150 m and then to rescue them should this occur. This article details the planning of this inspection. Infrastructure The Blue Stream Pipelines supply gas from the network of southern Russia to Turkey (Fig. 1). Blue Stream, which carries 16 million cu m/year (1.55 MMcfd), is 1,250 km (775) long: 373 km of 56-in. OD pipe from Stavropol to Dzhubga,...

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