Tiffany Oil Field

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UK Oil & Gas Fields

CNR International Oil & Gas Fields

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Summary Information

  • Operator: CNR International
  • Country: UK
  • Location: Central North Sea
  • Production start:
  • Partners:
  • Type: Oil / Gas
  • Estimated Reserves:
  • Production Volume:


  • Often referred to as the “T-Block,” the Tiffany, Toni and Thelma fields are located in the Central North Sea, around 155 miles north east of Aberdeen.
  • The Toni and Thelma fields are subsea tie-backs, with production via subsea manifolds to the Tiffany platform.
  • Oil from the fields is exported from the Tiffany platform via a short link to the Brae – Forties oil pipelines and onward to shore at Cruden Bay in North East Scotland.
  • Gas volumes are transported northwards via pipeline to the Brae field and is then transported via the Scottish Area Gas Evacuation (SAGE) Pipeline to the Sage St Fergus Gas Processing Terminal


  • Consorzio Ital Offshore: Platform construction
  • Saipem: Tiffany Platform T&I
  • SLP Engineering: Thelma Manifold Structure
  • Seaway Heavy Lifting: T & I for the Thelma Manifold Structure
  • VWS Westgarth: Water Treatment
  • Subsea 7: Replacement subsea control modules (SCMs) and flexibles jumpers
  • Bibby Offshore: Toni well conversation to gas lift


  • 1990 - Government approval granted for Tiffany & Toni
  • 1993 - First oil from Tiffany
  • 1995 - Approval for Thelma
  • 2004 - CNR acquired a major stake from ENI
  • 2005 - Toni field converted to gas life



  1. List Of Oil Production Platforms In The UK
  2. VWS Westgarth FPSO References
  3. Seaway Heavy Lifting Oil And Gas References
  4. FoundOcean Europe Subsea References
  5. Saipem Europe Fixed Offshore Production Facilities Project R
  6. Bibby Offshore Subsea References
  7. Canadian Natural Resources Limited Announces The Acquisition Of UK North Sea Core Properties
  8. Subsea 7 Announces North Sea Contract for CNR

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