Lummus technology of tertiary refrigeration has been applied successfully to the expansion of ethylene plant in Qilu as its first commercial application.
中国石化齐鲁股份有限公司烯烃厂乙烯装置二期扩建首次将三元制冷技术应用于工业生产，并取得成功。
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The quick calculation methods for Labour plan of construction engineering are introduced in this article based on the statistic information of American Lummus Enginering co.
本文以美国鲁玛斯工程公司的统计资料为例介绍了施工工程劳力计算快速估算法。
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The ternary refrigeration technology was developed by ABB Lummus Ltd. , based on binary refrigeration technology. It was first used in the ethylene plant of Qilu Petrochemical Company Ltd. in China.