David A. Wegerer

Splitter with multi-stage heat pump compressor and inter-reboiler

Heat Pump for High Purity Bottom Product

Low temperature process for recovering and producing para-xylene and heat exchange network therefore

Process for increasing benzene and toluene production

Multiple bed temperature controlled adsorption

Combined temperature controlled water adsorption and two stage heat pump process for fuel ethanol dehydration

Temperature controlled adsorption for dehydration of water rich streams

Indirectly heated temperature controlled adsorber for sorbate recovery

Use of olefin cracking to produce alkylate

Temperature controlled adsorption multi-step regeneration cycle