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1996年12月12日,中国石油化工总公司技术开发中心组织专家在北京对由石油化工科学研究院研究开发的、并在兰州炼油化工总厂工业放大试生产成功的RCH系列重油催化裂化催化剂(商品牌号LCH-7)进行了技术鉴定。专家们一致认为LCH-7超稳Y型分子筛催化裂化催化剂与国内外同类型
December 12, 1996, China Petrochemical Corporation Technology Development Center organized experts in Beijing on the petrochemical research institutes developed by the Lanzhou Petrochemical Plant enlargement trial production of RCH series of heavy oil catalytic cracking catalyst ( Brand name LCH-7) conducted a technical appraisal. Experts agree that LCH-7 ultra-stable Y-type molecular sieve catalytic cracking catalyst with the same type