The present invention provides the new use of ethion in petrochemical industry.

本发明提供了乙硫磷在油化工领域中的新途。

Petrochemical wastewater were treated by continuous micro filtration(CMF) and reverse osmose(RO) double membrane technique.

采连续微滤(CMF)-反渗透(RO)双膜技术深度处理油化工排放水。

The present invention is improved separating pipe of multitubular cyclonic separator for the fume energy recovering system in petrochemical catalytic cracker.

本发明是对现有多式旋风分器的分的一种进，主要油化工厂催化裂化装置和催化裂解装置的烟气能量回收系统。

Paraxylene is a petrochemical used to make purified terephthalic acid, a raw material for producing polyester film, packaging resin and fabrics.

二甲苯是一种化产品，来制造精对苯二甲酸，原料生产聚酯薄膜，包装树脂和织物。

The design of turbulator air preheater with finned tube and that with optic tube as well as its application in petrochemical works were recommended.

介绍了扰流子翅片空气预热器及光扰流子空气预热器的设计以及在油化工厂中的应情况。

David Carse, Deputy Kay full of brand name products, targeted for petrochemical, gas, power generation, paper, beverages, housing, and other fields, playing an excellent service.

恒凯全程代理的品牌产品，针对性地应油化工、燃气、发电、造纸、饮品、楼宇、等领域,发挥着优良的服务。