Thermochemical sulfate reduction, biodegradation make oil properties worse,whereas deasphalting by gas influx occuring in oil of Mesozoic and Cenozoic in Yaha area in Tarim basin can increase its API gravity and GOR,and decrease its viscosity.
英
美
- 熱化學(xué)硫酸鹽還原、生物降解作用使原油物性變差.；塔里木盆地牙哈地區中、新生界原油經(jīng)氣洗脫瀝青；使原油密度、粘度降低；氣/油比值增大；物性變好
