PETROMAKS-Maksimal utnyttelse av petroleumsreserver
Water Weakening of Chalk - Physical and Chemical Processes
Chalk is an important reservoir rock, e.g., Ekofisk and Valhall fields. In the 90s, a dramatic increase in subsidence rate at Ekofisk was experienced after seawater injection. A similar effect is also observed in the laboratory. When chalk cores experienc e stress higher than yield, they tend to ...
