In reply to Jones Beene's message of Fri, 21 Mar 2008 09:49:58 -0700 (PDT): Hi, [snip] >Forgot to add - we also require some extra O2 to be bubbled through the >barrel, otherwise the end product is all steam. Not sure the pressure-swing >device enrichment device is efficient enough for very cheap O2. > >Maybe Robin knows? > Unfortunately I don't, however I'm guessing that the energies involved are small compared to electrolysis, so I would expect it to be cheaper than that, and I suspect that electrolysis would be cheaper than buying bottled oxygen (based on anecdotal reports of Wiseman technology Brown's gas generators). Regards,
Robin van Spaandonk The shrub is a plant.
