The ISBL of this HP Hydrocracker Unit will start at the unit Filter Feed Vessel and conclude at product rundowns from the Fractionation and the Naphtha Minus Section.

• 该高压加氢裂化装置的界区从装置过滤器进料罐开始，直到从分馏与脱石脑油段来的产品出料罐为止。