Saw this over on sciencedaily.  No details however.

http://www.sciencedaily.com/releases/2009/03/090325222006.htm

"...continuously flowing fixed-bed" method to create algae biodiesel...a proprietary solid catalyst developed at his company instead of liquid catalysts used by other scientists today. First, the solid catalyst can be used over and over. Second, it allows the continuously flowing production of biodiesel.."