12

Chemical structure of asphaltenes in heavy crude oils investigated by n.m.r.

Year:
1990
Language:
english
File:
PDF, 299 KB
english, 1990
29

Effects of water injection on composition of crude oils from Ain Zala-Buttmah region in northern Iraq

Year:
1975
Language:
english
File:
PDF, 232 KB
english, 1975