http://www.pat2pdf.org/patents/pat7958726.pdf (http://www.pat2pdf.org/patents/pat7958726.pdf)
The press says it will be on sale in 3 months. Price about 135k USD. No other information. The inventor is an American/Brazilian.
Sir
Thx for posting this ,I suppose Bouyancy is the driving force?, One thing
does seem certain, the mechanism for harvesting and focusing this rising air in water into a driving force appears to be designed by a man well versed
in Turbines and Maximizing every shread of available energy.
I'm sure he has a few other techniques to enhance this at the Air water interface?
Some parts seem quite familiar!{EA}
Thx
Chet