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Elastomer for line insulation coating passes North Sea test

Journal Article · · Oil and Gas Journal; (USA)
OSTI ID:6497480
 [1];  [2]
  1. Norsk Hydro A/S, Lysaker (NO)
  2. Viking Mjondalen A/S, Lysaker (NO)
This paper reports that elastomeric deep sea thermal insulation proved highly damage resistant during handling and pipelay for a North Sea Project. The coating was chosen by for 11.5 km of 8-in. flow lines at an Oseberg field development. The Oseberg field is situated 130 km west of Bergen in Norway in 110 m of water. The operating company picked elastomeric insulation for lines connecting its two subsea satellite wells to the Oseberg B platform. The J-tube pull-in operation of the coated line was conducted in stages as the lengths of pipe were field jointed, laid, and back-pulled into the bell-mouthed J-tube. The pull-in went smoothly with the maximum pull-in force being 50 tons. No damage to the pipe or the coating was experienced.
OSTI ID:
6497480
Journal Information:
Oil and Gas Journal; (USA), Journal Name: Oil and Gas Journal; (USA) Vol. 88:42; ISSN OIGJA; ISSN 0030-1388
Country of Publication:
United States
Language:
English