Ocean Engineering Equipment and Technology ›› 2015, Vol. 2 ›› Issue (1): 1-5.

• Orginal Article •     Next Articles

Development of 20 m Seafloor Core Sampling Drill

Bu-yan WAN, Yong-ping JIN, Xiao-jun HUANG   

  1. Hunan Province Engineering Laboratory of Marine Mineral Resources Exploration Equipment and Technology, Hunan University of Science and Technology, Xiangtan, Hunan 411201, China
  • Received:2015-01-07 Online:2015-02-20 Published:2016-03-31


Seafloor core sampling drill is necessary equipment for marine geologic and environmental investigation. A 20 m seafloor core sampling drill is chosen as the study object. Its technical features and at-sea operation are described from the aspects of supporting and leveling mechanism technology, drill string making and breaking, drill rods storage technology, telemetry/telecontrol and high-speed data communication technology, as well as escape technology.

Key words: deep seabed mineral resources, 20 m hole depth, core sampling drill, technical features

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