On Sat, 2 Feb 2013 21:11:30 -0500 (EST), [email protected] wrote in
message <[email protected]>:

> During the first half of the last century Tarry water was a major
> problem to the coal gas producers,
> Gas Light & coke Company etc, Much research took place and a number
> of patents were culminated.
> It is well worth checking into some of these, one in particular I
> remember consisted of a tank containing "electrodes" which were used
> in  the separation of suspended solids contained in the water passing
> through the  tank rendering the water clean. I did print this patent
> and have it  filed somewhere. I seem to remember offering the Patent
> number to this list  some years ago when a  similar discussion was
> in progress 

..try google it, you are in the best position to come up with 
search term ideas. 

..searching my own gas list copy for your current email address, 
I get 366 hits going back to November 2006, and I may still have 
missed it alltogether.

-- 
..med vennlig hilsen = with Kind Regards from Arnt Karlsen
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.

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