No. of operating condition

Р_extraction, Mpа

Т_extraction,

˚C

Р_impregnation, МПа

Т_impregnation,

˚C

Mass ratio “extractant:oil residue”

Vent of deasphaltizate, %

1

4.5

85

4.5

85

2:1

66

2

4.5

85

4.5

138

1.5:1

54

3

6.0

85

7.0

138

2:1

65.4

4

7.0

85

7.0

138

1.5:1

52

5

7.0

85

7.0

138

1:1

42