Sinvest ASA of Norway has, through a subsidiary of its wholly owned Singapore company Deep Drilling Invest Pte. Ltd., exercised an option with Keppel FELS Limited (KFELS) to build another KFELS Super B class jackup at $126 million on the back of rising deep gas drilling activities. Their decision came after successfully raising funds through a convertible loan to facilitate the exercise of one of the company’s construction options for deep gas drilling. In February 2004, the Skeie…