There is provided apparatuses, and related systems, for effecting production of oil from a reservoir. A flow diverter is provided and configured to direct flow of reservoir fluids such that gases and solids are separated. A system is also provided, including the flow diverter, and is disposed within a wellbore. A pump is also provided, and disposed in fluid communication with, and downstream from, the flow diverter, for receiving reservoir fluids from which gaseous and solid material have been separated by the separator.