The integration of coker gatch hydrorefining with catalytic cracking or hydrocracking for the extension of cracking feedstocks was developed.

• 根据延迟焦化馏出油的特性，开发出焦化蜡油加氢处理与催化裂化或加氢裂化构成的组合工艺，以拓宽催化裂化或加氢裂化的原料来源。