Re: How to remove oil from impregnated sintered metal? II
From: Uncle Al (UncleAl0_at_hate.spam.net)
Date: 03/17/05
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Date: Thu, 17 Mar 2005 12:27:05 -0800
melon wrote:
>
> Hi group,
> I have an element made of sintered metal, it has open pores and is
> impregnated with oil (kind of light machine oil). Prior to chemical analysis
> I need to remove that oil from pores. I've already tried boiling in acetone
> inside distilling column, it did a good thing to it, but not perfect. What
> solvent or a proverbal trick would you recommend to get rid of the oil. I
> dont have vacuum furnace, just simple distilling column. Was thinking about
> ether but safety and health issues scares me :). What about xylene or
> toluene? What will work better than acetone?
Wait wait wait! A supercritical CO2 extraction! Yeah, that's the
Envirowhiner ticket! You have to use certified fermentation CO2.
-- Uncle Al http://www.mazepath.com/uncleal/ (Toxic URL! Unsafe for children and most mammals) http://www.mazepath.com/uncleal/qz.pdf
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