FIELD: oil and gas industry.
SUBSTANCE: system contains at least one modular shaft with the central unit placed under water and an uprise buried to the ocean bottom and at least one air-lock chamber to transport duty shifts of workers, materials and equipment. Besides the system comprises at least one drilling area with a horizontal tunnel branched from the uprise in the central unit, and an inclined area for delivery of drill pipes and a vertical area in which bottom part there is a wellhead of at least one well. A power cable and control systems as well as pipeline in the protective shell for oil and gas transportation are connected to the modular shaft.
EFFECT: increasing development efficiency of subsea oil and gas deposits.
9 cl, 56 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MARINE AUTONOMOUS COMPLEX | 2003 |
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RU2547161C2 |
