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Rig Data: Discoverer Seven Seas

Rig Name: Discoverer Seven Seas
Rig Manager: Transocean Ltd.
Rig Owner: Transocean Ltd.
Competitive Rig: Yes
Rig Type: Drillship
Drillship Type: Dynamic Positioning
Rig Design: Offshore Company Discoverer Class
Rated Water Depth: 7,000 ft
Drilling Depth: 25,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Retired
Operator: --
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
Rig Location
Region: Asia - SouthEast
Country: Singapore
Current Water Depth: --
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: ABS
Rig Design: Offshore Company Discoverer Class
Shipyard: Osaka, Japan
Delivery Year: 1976
Flag: Vanuatu
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
Rig Equipment
Derrick: Pyramid 170' x 46' x 54'; Capacity: 1,300,000 lbs
Drawworks: Continental Emsco C-3 II 3,000 HP
Mud Pumps: 3 x Gardner Denver PZ-11 triplex, 1600 HP
Top Drive: Varco TDS-4S 590 mt
Rotary Table: Continental Emsco 49.5 in. diameter Model C-495
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.