No. of the experiment

t, ˚C

P, MPa

“Extractant/heavy residue” mass ratio

Yield of deasphaltizate, %

1

85

4.5

2:1

68

2

85

4.5

1.5:1

55

3

85

6

2:1

65

4

85

8

1.5:1

54

5

85

8

1:1

43