[Terrapreta] Another promising carbon capture technique

[chris braun]

Hello,

What can these carbonates be used for ?
Is it proven that they remain stable in the long run ?
How involved is the industrial process to produce them ?

Sincerely yours,
Chris

On Jan 31, 2008 12:36 AM, David Yarrow <dyarrow at nycap.rr.com> wrote:
> this is very cool.  i was just today telling doug clayton that nature's
> other principal pathway to capture carbon from the air is to convert it into
> carbonate.  a major chunk of this is making shells for exoskeletal organisms
> ranging from microbes in the sea (including coral) to mollusks and
> crustaceans and on up into bones of large animals.  a lot of carbon is
> concerting to shells of sea creatures, which then die and form sediments on
> the sea floor, which become fossilized as limestone.  i told doug to look
> out for a technology to capture carbon as carbonates.
>
> and a few hours later, here it is, apparently.  and it's exothermic to boot.
>
> the question now is how to commercialize this process and deploy it
> widespread.  and can it make money, as in' turn a profit?
>
> for a green & peaceful planet,
> David Yarrow
> 44 Gilligan Rd, E Greenbush, NY 12061
> www.championtrees.org
> www.OnondagaLakePeaceFestival.org
> www.farmandfood.org
>
> ----- Original Message -----
> From: "Green Waste Recycle Yard" <info at GreenWasteRecycleYard.com>
> To: <terrapreta at bioenergylists.org>
> Sent: Wednesday, January 30, 2008 4:01 PM
> Subject: [Terrapreta] Another promising carbon capture technique
>
>
> > This is very smart and cool. Could go hand in hand with pyrolysis plants,
> > and most certainly should be applied to existing cogen plants.
> >
> > Here is a movie with a benchtop demonstration of the concept:
> >
> > http://www.c8s.co.uk/carbon8.mov
> >
> > Being exothermic, there is also the potential for capturing the process
> > heat
> > as well.
> >
> > Bernie
> > ________________________________
> >
> > Tuesday, January 29, 2008
> > Carbon-negative energy revolution a step closer: Carbon8 Systems to
> > capture
> > CO2 from biomass through carbonation
> > http://biopact.com/2008/01/carbon-negative-energy-revolution-step.html
> > By Biopact team(Biopact team)
> >
> > The bioenergy community is excited about a new start-up that could play a
> > key role in the mass introduction of carbon-negative bioenergy systems.
> > Scientists from the University of Greenwhich who formed Carbon8 Systems
> > have
> > developed a technique that allows power producers to capture CO2 simply by
> > turning it into limestone via a carbonation process. If the system is
> > applied to biomass power plants instead of coal plants, the company says,
> > 'negative emissions' are obtained. Negative emissions from energy means
> > that
> > CO2 is pulled out of the atmosphere. What is more, for tropical and
> > subtropical countries that lack large limestone deposits - a key soil
> > amendment to make acidic soils more productive - the process could result
> > in
> > an extremely important synergy that allows farmers to boost (energy) crop
> > yields.
> >
> >
> >
> >
> >
> >
> > _______________________________________________
> > Terrapreta mailing list
> > Terrapreta at bioenergylists.org
> > http://tech.groups.yahoo.com/group/biochar/
> > http://terrapreta.bioenergylists.org
> > http://info.bioenergylists.org
> >
>
>
> _______________________________________________
> Terrapreta mailing list
> Terrapreta at bioenergylists.org
> http://tech.groups.yahoo.com/group/biochar/
> http://terrapreta.bioenergylists.org
> http://info.bioenergylists.org
>