the vapor extraction (vapex) process, a solvent-based enhanced oil recovery process has been found promising for some heavy oil reservoirs. in this work, the vapex process is studied using a compositional simulator on a number of single-block and multiple block fractured systems. pvt data of one of an iranian heavy oil reservoir are used to tune the equation of state. effects of fracture spacin...

results: Children among the Kanuri were highly valued and desired irrespective of their gender. The ideal family size, according to most of the respondents, was 16 children. Kanuri men are polygamous and can marry up to four wives in order to form large families. However, it is an abomination among Kanuri women to fall pregnant in quick succession; a phenomenon they termed konkomi. Other reason...

OBJECTIVE To determine whether the apparent additional and exceptional stresses associated with bearing and parenting twins affect the emotional wellbeing of mothers. SETTING Great Britain, 1970-5. DESIGN Cohort study of 13,135 children born between 4 April and 11 April 1970. Mothers of all children, both singletons and twins, were interviewed by health visitors (providing demographic data)...

In order to further improve oil recovery, water flooding was adjusted for three times from 2009 2012. The spacing of injection-production Wells shortened 250 meters 106 meters, and the density well pattern increased 90.7 196 per square kilometer. This leads problems “rapid rise cut, large difference in formation production, production decline block u”. recent years, we by fine geologic research...

Introduction In Afghanistan, despite the high awareness levels of contraceptive methods, the contraceptive prevalence is low and short birth spacing is common. The aim of this study was to understand the perception about family planning and contraceptive utilization among reproductive-aged married women, their husbands, their mothers-in-law, religious leaders and healthcare providers. Methods...