Title:
WELL EXCAVATION FROM COASTAL PLATFORM
Document Type and Number:
Japanese Patent JPS573991
Kind Code:
A
Inventors:
RIREI JIEN GOORUDOSUMISU
Application Number:
JP6681881A
Publication Date:
January 09, 1982
Filing Date:
May 01, 1981
Export Citation:
Assignee:
CONTINENTAL OIL CO
International Classes:
E21B7/128; E21B7/12; (IPC1-7): E21B7/12
Next Patent: WELL EXCAVATION FROM COASTAL PLATFORM