In the September 2010 issue of the Herrenknecht Vertical newsletter you will find information about the new Offshore-Rig >>Terra Invader 250CL<< which will be used for drilling in the North Sea.
In the September 2010 issue of the Herrenknecht Vertical newsletter you will find information about the new Offshore-Rig >>Terra Invader 250CL<< which will be used for drilling in the North Sea.
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