Drill string compensator

Part on a drilling vessel

A drill string compensator decreases the influence of the heave of a drilling vessel on the drill bit. Drill string compensators are also known under the more general name: heave compensator. Drill string compensators are used onboard drill ships and semi-submersible drill rigs. There are two major types of drill string compensators:Drill string compensator between the traveling block and hook. Top mounted heave compensator

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