Well, this is from the Pratt & Whitney Site......the project has been in an even longer time in the making in the company's portfolio of equipment. http://www.mcilvainecompany.com/Decision_Tree/subscriber/CO2DescriptionTextLinks/PrattGasifier.pdf Then again, they feel this is groundbreaking technology that they intend to market throughout the whole world. And make a lot of money. They want and need to get it right. Looks like they are almost there now.