以常二线馏分油为原料油，研究了加氢精制生产研磨油的工艺。
The process of two-stage hydrogen refining for the preparation of grinding oil was studied.
根据铝翅片冲压加工工艺的技术特点，选用加氢精制窄馏分轻质油为基础油，添加特制的脂肪酸酯为油性剂以及自制的润湿剂和复合防锈剂等添加剂调合成HC - L 200挥发性冲压油。
A volatile pressing oil HC-L200 was formulated with hydrotreated narrow fraction light base oil, fatty acid ester lubricant and additives, such as homemade wetting agent and compounded antirust agent.
采用酯类和经过加氢精制茶籽油作为制冷压缩机油基础油，研制了一种可降解制冷压缩机油，并探讨了相应添加剂对生物降解过程产生的影响。
Using ester and hydrogenated tea seed oil as base oil, a biodegradation refrigeration compress lubricate oil was developed. The influence of additives on the biodegradation was discussed.
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