Heave Arrestor

Helps minimizing downtime due to weather conditions.

BlafroHeave Arrestor (BFHA) is a telescopic pipe assembly which eliminates vertical heave motions of a Surface Flow Tree (SFT) on the drill floor on a floating drilling unit or a Work-over vessel. The BFHA is installed between the work-overriser and the SFT in connection with wire-line and coil-tubing operations;see the principal sketch overleaf.


This product won the prestigious award ICOTA for its innovative effect.

Download documentation on this product below.

Table showing effect


Product analyse

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Dimentions 03

Dimentions 05

Product sheet

Scematic set-up

Arrangement open sea




Experience report Statoil

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