脱沥青 meaning in English
de asphalting
de-asphaltenized oil
deasphaltenize
deasphaltenizing
deasphaltizing
debituminization
Examples
- Production of paving asphalt from doa is one of proposals which can make reasonable use of doa
如通过控制适宜的脱沥青油收率，孤岛、二连等渣油的脱油沥青可以达到合格道路沥青的要求。 - The phase diagram and the operational area of sda process u nder subcritical conditions for the systems have been determined
得到了在亚临界条件下溶剂脱沥青过程的相图及适宜的操作区。 - Moreover , rsda may be a promising technology to improve the quality of highway paving asphalt ( e . g . reducing wax content of the asphalt )
渣油溶剂脱沥青技术作为改善道路沥青性质的重要技术手段还可望在国内高等级道路沥青质量提高(如降低蜡含量)中发挥作用。 - Manufacturing technique of wax microcrystalline : with crude oil vacuum residua fractions as material , it is made from propane taking off asphaltum , furfural refining , ketone benzene taking off oil , and argil refining
微晶蜡的生产工艺流程:本产品以天然原油的减压渣油为原料，经丙烷脱沥青、糠醛精制、酮苯脱油、白土补充精制及加氢补充精制冷却后成型而制得该系列产品。 - Abstract : the authers has studied the phase cha racteristics and phase equilibri um of sda ( solvent - deasphalting ) of dagang residue - ic4 and dagang residue m ixed w ith some ccdo ( catalytic cracking decant oil ) - ic4 system under subcritical condit ions systematically
文摘:系统地研究了大港渣油-异丁烷体系及混有催化裂化澄清油的大港渣油-异丁烷体系在亚临界条件下，溶剂脱沥青过程的相特性及相平衡。