Title:
CASING GUIDE DEVICE, BUSHING DEVICE AND CONSTRUCTION METHOD FOR WATER BOTTOM OIL FIELD
Document Type and Number:
Japanese Patent JPH01169011
Kind Code:
A
Abstract:
PURPOSE: To enable relative vertical movement of a template and a casing in an oil extraction port by operatively connecting the template in which an oil extraction port is formed and a cylindrical oil extraction casing inserted in the oil extraction port.
CONSTITUTION: A template housing 62 of a template 12 and an oil extraction casing 32 are operatively coupled to each other to enable relative vertical movement between the template 12 and the oil extraction casing 32, and inhibit relative lateral movement in an oil extraction port 44. The templates 12 are arranged to form a steel grid structure 42.
Inventors:
KORIN PIITAA RIICHI
CHIYAARUSU NIKUSON HOWAITO
CHIYAARUSU NIKUSON HOWAITO
Application Number:
JP32005087A
Publication Date:
July 04, 1989
Filing Date:
December 17, 1987
Export Citation:
Assignee:
CONOCO INC
International Classes:
E02B17/00; B63B21/50; (IPC1-7): B63B21/50; E02B17/00
Attorney, Agent or Firm:
Takehiko Suzue (2 outside)
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