Two section furfural extraction process was used to re-extract the deasphalted dewaxing oil and vacuum cut 3 dewaxing oil produced by Jingmen Subsidiary of SINOPEC.
采用两段糠醛抽提工艺，对轻脱脱蜡油和减三线脱蜡油进行了糠醛再抽提试验。
2
The new developed RFA6601 filter aid has superior abilities for low wax content deasphalted oil to increase filtration rate, dewaxed oil yield and wax drop melting point.
The experiment of producing heavy traffic paving asphalt was carried out with the FCC slurry and the propane deasphalted asphalt as the feedstock by uniform prescription design method.