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Reservoir compaction and surface subsidence during hydrocarbon production from the chalk
- Publisher: European Association of Geoscientists & Engineers
- Source: Conference Proceedings, EAPG/AAPG Special Conference on Chalk, Sep 1994, cp-56-00017
- ISBN: 978-94-6282-130-9
Abstract
Production of hydrocarbon fluids from the Ekofisk and Valhall oil fields has resulted in substantial<br>subsidence of the sea floor immediately above the reservoirs which has been caused by compaction of<br>the weak chalks that constitute the reservoir rock (Figure 1).