IMO the graphite tubes are not coated. On Mon, Jul 16, 2012 at 8:45 AM, Bob Stuart <[email protected]> wrote:
> Would the coating that protects the graphite from oxidation not also work > on copper? > > Bob > > > On 15-Jul-12, at 8:10 PM, Tom Miles wrote: > > Graphite heat exchangers are now used on domestic condensing hot water >> boilers. (See SGL Group.) Heat transfer is reportedly 8 times that of >> stainless steel. Why not use them for cooling and condensing producer gas? >> >> >> >> Tom >> >> ______________________________**_________________ >> Gasification mailing list >> >> to Send a Message to the list, use the email address >> Gasification@bioenergylists.**org <[email protected]> >> >> to UNSUBSCRIBE or Change your List Settings use the web page >> http://lists.bioenergylists.**org/mailman/listinfo/**gasification_lists.* >> *bioenergylists.org<http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org> >> >> for more Gasifiers, News and Information see our web site: >> http://gasifiers.**bioenergylists.org/<http://gasifiers.bioenergylists.org/> >> > > > ______________________________**_________________ > Gasification mailing list > > to Send a Message to the list, use the email address > Gasification@bioenergylists.**org <[email protected]> > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.**org/mailman/listinfo/**gasification_lists.** > bioenergylists.org<http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org> > > for more Gasifiers, News and Information see our web site: > http://gasifiers.**bioenergylists.org/<http://gasifiers.bioenergylists.org/> >
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