DEEP DRILLING. Herrenknecht Vertical GmbH, a subsidiary of Herrenknecht AG, designs and manufactures deep drilling rigs and equipment for wells down to 6,000 meters. The innovative "Terra Invader" rigs are specifically adapted to customer and project requirements offering high technical standards based on offshore technology and a number of new developments. Central features comprise an optimized safety concept (hands-off technology) and flexible energy management, comprehensive automation of working processes to increase time savings as well as integrated noise protection devices HERRENKNECHT VERTICAL GmbH www.herrenknecht-vertical.com HERRENKNECHT HERRENKNECHT VERTICAL GMBH GEOTHERMAL ENERGY EXPLORATION OF GEOTHERMAL ENERGY RESERVOIRS WITH DEEP DRILLING RIG TERRA INVADER 350 BOX-ON-BOX.

The Terra Invader 350 prototype allowed to gain important project experience required for further optimizations. Rig operator H. Anger‘s Söhne successfully drilled the two wells in Dürrnhaar. Pro jects D ürrnhaar and H anover. The Bavarian molasse basin between the Alps and the Danube was location for operation of three deep drilling rigs from type Terra Invader 350 made by Herrenknecht Vertical. Overall, five deviated wells were drilled successfully up to depths of approx. 4,500 m in this area. Herrenknecht Vertical delivered also one of the rigs for the Genesys project in Hanover. This German...