[Gasification] Graphite Heat Exchangers for Producer Gas?

[Viswanathan KS]

IMO the graphite tubes are not coated.

On Mon, Jul 16, 2012 at 8:45 AM, Bob Stuart <bobstuart at sasktel.net> 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
>>
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>
>
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