1991 Volume 29 Issue 2 Pages 111-117
Refrigerated LPG storage tanks in Japan increased both in their number and capacity since their first construction in end 1961, and now have reached to 140 units, 3.4 million tonnes in total.
Japan LP-Gas Association, in 1989, made an inquiry among its member firms on their records of inside inspection of storage tanks and it was found that, during a period from December 1961 to December 1988, such inspections have voluntarily been carried out 29 times in total with 21 units.
The results of these inspections were generally satisfactory with no problematic findings.