For a CTL/GTL technology play check out Synthesis Energy (SYMX) on the Nasdaq. Big in China ...
http://www.synthesisenergy.com
Another tech provider for the internationally inclined is Oxford Catalysts on the LSE (OCG).
http://www.oxfordcatalysts.com
For stranded coal I think Waratah Coal is interesting. It arrived on the ASX yesterday (from the TSX) as WCI. Someone called Mineralogy Pty is trying to steal the company on the cheap though.
They just released a "resource target" of silly proportions (200-400bn tonnes), in conjunction with mentioning UCG/CTL for the first time. Take that for what you will.
http://www.waratahcoal.com
LNC Price at posting:
$2.62 Sentiment: LT Buy Disclosure: Held