paraffin stock

The test result showed that the ice point and density of the product can not be simultaneously met the specification while processing paraffin base crude alone.

试炼结果表明，单炼石蜡基原油时，产品的冰点与密度不能同时符合规格，与中间基原油混炼时可生产合格的３号喷气燃料。

The 46 and 68 of high pressure antiwear hydraulic fluids were prepared from HVIS base oil obtained by deep refining the distillate of paraffinic base crude and doped with selected low zinc additive adduct.

以石蜡基原油深度精制的高粘度指数中性油为基础油，添加评选的低锌复合配方添加剂复合物，制备了粘度等级为４６和６８的高压抗磨液压油系列产品。