Method of installing subsea templates

Details Method of installing subsea templates Method of installing subsea templates

E - Fixed Constructions

21

B

255/15

E21B 7/12 (2006.01)

Patent

CA 1194856

METHOD OF INSTALLING SUBSEA TEMPLATES ABSTRACT OF THE DISCLOSURE A subsea template is installed by a method which includes the steps of securing the template in a position beneath the deck of a semi-submersible drilling vessel, moving the semi-submersible drilling vessel to an appropriate offshore site and subsequently lowering the template from the semi-submersible to the sea bed. In addition, at least three anchorage templates may be loaded onto one or both of the pontoons of the semi-submersible drilling vessel at its original position and are subsequently lowered from the pontoons to their respective locations on the sea bed after the semi-submersible has moved to the offshore site.

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