Title:
DRAINAGE DEVICE FOR RAINWATER ON FLOATING ROOF IN OIL STORAGE TANK
Document Type and Number:
Japanese Patent JPS5371317
Kind Code:
A
Abstract:
PURPOSE: To perform the drainage of the rainwater on a semi-ground system tank economically and positively, by providing a drainage pump to a water storage pit set to a floating roof, and by draining with an expansion-free, flexible drain pipe.
Inventors:
YAMADA TADAO
Application Number:
JP14669576A
Publication Date:
June 24, 1978
Filing Date:
December 07, 1976
Export Citation:
Assignee:
ISHIKAWAJIMA HARIMA HEAVY IND
International Classes:
B65D88/38; (IPC1-7): B65D87/18
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