Patent ID: 9695565
Date: 2017-07-04
CPC Classifications: B66C,E02B

Claim:
1. A mobile jackup rig comprising: a jackup rig deck platform having a first side, a second side, and a third side; a first two-rail system and a second two-rail system, wherein the first two-rail system and the second two-rail system each comprise a first guide-track rail and a second guide-track rail; and a first crane capable of connecting with the first two-rail system and a second crane capable of connecting with the second two-rail system, the first two-rail system being positioned on the jackup rig deck platform to enable the first crane to service only the first and second sides of the jackup rig deck platform, the second two-rail system being positioned on the jackup rig deck platform to enable the second crane to service only the second and third sides of the jackup rig deck platform.