Yes, it is possible to install a steam boiler on an oil tanker. In fact, ATTSU has installed it on one of the BUMI ARMADA ships in Singapore, which operates as a floating production and storage unit. Specifically, the model installed is an electric boiler that is duly certified to operate on floating vessels with their own production and storage.
As a general rule, this type of ship is used for the hydrocarbon production which is then transferred to land.
