SLB (formerly Schlumberger) has topped our list this year as it continues to secure a pipeline of contract awards with customers announcing new projects and the expansion of existing developments glob.
[pdf] Mobile offshore Drilling Units (MODU) This type of rig is commonly used in connection with oil and/or natural gas drilling. There are more jackup rigs in the worldwide offshore rig fleet than other type of mobile offshore drilling rig. Other types of offshore rigs include semi-submersibles (which float on pontoon-like structures) and drillships, which are ship-shaped vessels with rigs mounted in t. OverviewA jackup rig or a self-elevating unit is a type of mobile platform that consists of a buoyant fitted with a number of movable legs, capable of raising its hull over the surface of the sea. The buoyant hull enables tra. .
Jackup rigs are so named because they are self-elevating with three, four, six and even eight movable legs that can be extended (“jacked”) above or below the hull. Jackups are towed or moved under self propulsion to the site.
[pdf] founded R.G. LeTourneau, Inc. in in 1929, as a contractor of earthmoving equipment, which manufactured products in . During , the company provided nearly 75% of the ' earthmoving equipment. In 1954, it built the first jack-up . In 1955, it made the first.
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