Here are four 5 minute videos describing the public domain concept of Pass-through Distillation
The next two short videos deal with Drystill’s proprietary implementation of PTD
Lecture 5: SAM A Special Device
This is a 20 minute technical presentation delivered in 2014 in the Netherlands. It shows the similarities between Drystill’s PTD technology and absorption chiller technology.
Here is a video describing how Drystill’s TIEGA process differs from conventional distillation