Oil Companies Patent Trolling Biofuel Production
Whatsmynickname writes "Thought oil companies were done patent trolling to try to shut down any efforts to wean us off of crude oil (e.g. Chevron and NiMH batteries)? Think again. BP and DuPont (Butamax) have taken an advanced biofuel company to court over infringement of newly awarded patents for developing biobutanol. When an oil company advertises it is looking for alternative fuels, it's not necessarily because they want to be socially responsible..."
The one thing we know for certain is that the cost will not go down. When all the oil goes away, its replacement will cost more, and the oil companies want to be the ones collecting that money.
No folly is more costly than the folly of intolerant idealism. - Winston Churchill
I guess it's possible, but still, that's a million miles away from the plant based technologies "biofuels" of today and even theoretical algae biofuel technology is still likely to be less efficient land-wise than other solar powered derived electric vehicle techniques.
http://fatknowledge.blogspot.com/2008/06/algae-biodiesel-vs-solar-panels.html
Provides a comparison of required land use of algae biodiesel production to a PV solar-energy powered electric car. The PV -> electric car method requires around 1/5 the land use. The real efficiency killer is simply the internal combustion engine. Also, that's based on theoretical algae biodiesel production, commercial-scale production would probably be less efficient. Meanwhile, both solar-power and electric car technologies are getting more efficient all the time.
Butanol isn't a replacement for Ethanol, it's a replacement for gasoline!
Historically Butanol and acetone has been produced by fermentation of starches and sugars by Clostridium acetobutylicum what the Butamax patent claims is a method of spicing the genes from C. acetobutylicum that make butanol into other organisms. The patent is very specific about which gene sequences do what and are inserted into the host cell, rather than the typical overly broad patent from typical patent trolls.
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