Patent ID: 8668028
Filing Date: 2014-03-11
Classification: E02D

Abstract:
1. Underwater drilling arrangement for introducing a tubular foundation element into the bed of a body of water comprising: at least one rotary drill drive, whereby a drill rod running inside the foundation element is capable to be set into rotation by the rotary drill drive, wherein a submersible working platform for placement onto the bed of the body of water is provided, whereby on the working platform at least one holding mechanism to secure the foundation element in a rotationally fixed manner on the working platform is arranged, and at least one mounting part for placement onto the foundation element is provided, whereby the mounting part has a clamping mechanism to secure the mounting part on the foundation element, the rotary drill drive is arranged on the mounting part, the drill rod is secured on the working platform and the clamping mechanism is configured to be uncoupled to release the drill rod from the foundation element for recovering the working platform together with the drill rod on completion of a drill-hole.