阐述了离子膜烧碱主要生产工序介质的腐蚀性及对主要设备、泵、阀所采取的防腐措施。
The corrosiveness of medium in the main process of ionic membrane caustic soda production, and anticorrosion measures of main equipment such as pumps and valves were explained.
为破怀原油乳状液或防腐，向出油管系统内注化学药剂的泵。
A pump that injects chemicals into a flow-line system for the purpose of treating emulsions or corrosion.
主要用途石棉盘根用于若酸碱、液氨、水、油品介质、阀门、泵、活塞、杆作防腐密封。
Main USES asbestos pan-gen liquid ammonia acid and alkali, for if, water, oil medium, valves, pumps and piston and rod for anticorrosion seal.
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