Thank you for sharing for sharing in your blog entry titled "High Capacity Solution to oil spills", Professor Johnson.
The centrifugal oil-water separator is an effective method to clean up the oil collected on the sea surface and ought to be closely related to the well established oil purifier technology. Example: http://www.marinediesels.info/2_stroke_engine_parts/Other_info/purifiers.htm
It is also mentioned in the media regarding Kevin Costner's clean-up solution to the oil spill: http://www.latimes.com/news/nationworld/nation/la-na-oil-spill-hollywood-20100521,0,2351299.story
I am intrigued by how the centrifuge would ...