[Gasification] V-hearth or choke plate?

[Thomas Reed]

Dear Jeff and All:

I believe the choke plate displaced the V hearth toward the end of 
WWII.  It is certainly a lot easier to make - and size.

TOM REED     BEF

Jeff Davis wrote:
> Dear List,
>
> Is the choke plate as good as the V-hearth in regards to insulation?
>
> Jeff
>
>
>