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Must liquefied hydrocarbon storage tanks be equipped with unloading nozzles? Must underground flammable liquid storage tanks be equipped with unloading bays? Which standard and which clause does this refer to? Is it mandatory to install unloading nozzles for just two 16m³ ethylene oxide storage tanks? Are loading bays required just for two 28m³ propylene oxide tanks and one 28m³ methanol underground tank? Could we use a sealed oil unloading point similar to that of a gas station?
Closed-unloading of such materials is necessary; whether a flexible hose should be used depends on whether the unloading pipeline of the tank truck is located at the top or at the bottom. The unloading point must be kept at a certain distance from the storage tank area; for specific details, refer to the \"Code for Design of Urban Gas Systems\" and the \"Code for Fire Protection Design of Buildings\"
Document No. [2008] 26 issued by the Office of the State Council Safety Committee – \"Guiding Opinions of the Office of the State Council Safety Committee on Further Strengthening Work Related to the Safe Production of Hazardous Chemicals\" – specifies that, in the process of filling hazardous chemicals in tank trucks, universal filling pipeline systems should be used instead of filling hoses; the use of hoses for filling liquid chlorine, liquid ammonia, liquefied petroleum gas, liquefied natural gas, and other liquefied hazardous chemicals is prohibited. I am a equipment manufacturer; please contact me for details.
marry2008, which one of those two specifications is it?
These days, they are generally designed as crane pipes or devices with loading and unloading arms.