After-treatment processes and apparatus, especially for urea and

Apparatus for regenerating absorbent and method of operating the

Atmospheric glycol reclaimer with vapor recycle

Chemical recovery from waste liquors utilizing indirect heat exc

Concentration of underground brines in situ by solar evaporation

Concentration process by multistage, multiple effect evaporator

Continuous process for the removal of residual monomer from aque

Dairy wastewater treatment

Dehydration of manure

Device and process for cooling liquids containing solids

Evaporation for solids concentration

Evaporation method

Glycol regeneration

Heat exchangers and evaporators

Liquid concentration method

Low energy recovery compounding and fabricating systems for plas

Low molecular weight cationic polymers as deposit inhibitors and

Mechanical vapor recompression evaporators

Method and apparatus for deactivating spent liquor

Method and apparatus for drying radioactive waste water concentr