| 摘要 |
635,176. Storing gases. COVENTRY STEEL CARAVANS, Ltd., and DAWTREY, C. R. Dec. 13, 1947, No. 32895. '[Class 8(ii)] A gaseous fuel storage cylinder 1 is surrounded and covered by a hood 5 having an opening 8 in its side leading to a housing 9 containing a source of heat 10, which serves to heat the interior of the hood 5. The source of heat is preferably an oil safety lamp of sufficient capacity to prevent valve freezing and to ensure vaporization of the gas e.g. butane. |
