Re: Endless Oil?
From: Dan Bloomquist (EXTRApublic21_at_lakeweb.com)
Date: 09/29/04
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Date: Wed, 29 Sep 2004 18:17:18 GMT
Dan Bloomquist wrote:
>
>
> G. R. L. Cowan wrote:
>
>>
>> Gas molecules that weigh 349 grams per mole are, even as I write,
>> being gravitationally separated from ones that weigh 352 g/mol.
>
>
> Graham's Law of Diffusion? :)
>
> Uranium enrichment by diffusion is not gravitationally driven, is it?
> When a molecule is said to be 'heavier' in this context, it is about the
> rate of diffusion. I don't know how centrifugal enrichers work, is that
> done with gas?
Of course I had to answer my own question. The gas centrifuge operates
at 1000 Gs, at some fraction of an atmosphere, and through stages. It
looks like it takes a lot of work to overcome a gas's tendency to diffuse.
Best, Dan.
-- http://lakeweb.net http://ReserveAnalyst.com No EXTRA stuff for email.
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