Dual activity drilling rig

Offshore Drilling Rig Types | Transocean Fleet

From ultra-deepwater with dual activity to deepwater and midwater semi-submersibles, you can find a rig for any manner of cold, windy, high seas

Rig Types

Our ultra-deepwater fleet represent the most diverse and flexible rigs in the world with some of the newest rigs featuring our patented hybrid power technology. We operate 10 harsh

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Dual-activity technology employs structures, equipment and techniques using two drilling stations within a dual derrick to allow these drillships to perform simultaneous drilling tasks in a parallel,

SIMOPS, dual-activity rig enable best-in-class

To meet the new target, the team decided to deploy a dual-activity rig with two BOPs that would support offline SIMOPS. Not only would this rig

SCARABEO 9 Offshore DRILLING

The Mobile Offshore Drilling Unit (MODU) is an ultra-deepwater drilling unit, designed to operate in water depth up to 12,000 ft, and with a drilling depth capacity up to 50,000 ft below the

Transocean Ltd. Announces $915 Million Contract for Ultra

The estimated firm backlog excludes income associated with the customer''s anticipated use of the company''s patented dual-activity technology on the Petrobras 10000.

Drilling & Completion Tech Digest

Dual-activity rig enables dual-drilling operation in Norway Neptune Energy leveraged the capabilities of Seadrill''s West Phoenix semisubmersible

Use of the Dual-Activity Drillship as a Field Development Tool

When used for field development the dual-activity rig becomes even more efficient. After landing the BOP stack the ship can be moved so that adjacent wells can be drilled by the auxiliary rig.

United States Court of Appeals for the Federal Circuit

It showed, for example, that its dual-activity drilling rigs commanded a market premium over single-activity rigs. Transocean points to two contracts it signed on the same day with

Transocean Wins Dual Activity Lawsuit Against

The dispute, first filed in 2007, is over Transocean''s dual-activity technology, which lets a single derrick on a rig perform parallel drilling

Use of the Dual-Activity Drillship as a Field Development Tool

Abstract. The startup of the dual-activity drilling vessel Discoverer Enterprise in early 1999 heralds a new age for deepwater development. For the first time a drilling vessel

Use of The Dual-Activity Drillship As A Field

Use of the Dual-Activity Drillship as a Field Development Tool - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Drilling, Dual well center

Rig automation, dual activity alters work roles

Rig automation, dual activity alters work roles The Glomar Explorer (Fig. 1) [376,246 bytes] The riser elevator serves to bring 27-ton, 75-ft riser

DRILLING TECHNOLOGY: Dual activity drilling

Transocean marketed the rig''s potential savings for explor-ation wells, due to the dual activity capability, as 15-20%. Chevron measured the effective day rate in

Dual drilling operations saves Aker BP USD 1.2 million

The deepwater rig had a dual derrick design, with full drilling capacity in both derricks. Since the derricks'' well centers were approximately 33 feet (10 meters) apart, it was decided in the

Dual activity drilling system

The dual system is capable of drilling two complete wells at the same time. In practice, in an exploration situation, the dual activity capability enables the auxiliary drilling system to be used

Dual Activity Drill Floor | PDF | Drilling Rig

They have two drill floors spaced 40 feet apart that allow simultaneous operations like drilling with a riser in the forward area while staging equipment in the aft

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A multi-activity drilling assembly operable to be mounted upon a drilling deck of a drillship, semi-submersible, tension leg platform, jack-up-platform, or offshore tower and positioned above the

Mining Drilling Rigs Inc.