Apparatus and method for concentrating a dilute solution
Cluster rule compliance with reduced steam consumption
Continuous recovery of (meth)acrylic acid
Distillation process
Distillative purification of 2,5-dioxo-1-oxa-2-phospholanes
Elimination of volatile residues from polyacrylate melts
Energy conservation within the Kellogg ammonia process
Extraction apparatus and method
Isolation of butadiene from a C.sub.4 -hydrocarbon mixture
Mass transfer process
Method and apparatus for decontaminating a liquid
Method and apparatus for decontaminating a liquid surfactant of
Method and apparatus for fractional distillation
Method and apparatus for simultaneous heat and mass transfer...
Method and apparatus of concentrating chemicals for semiconducto
Method and equipment for heat-of-vaporization transfer
Method and installation for bringing a gas and a liquid into con
Method for obtaining hexamethylene diamine from mixtures contain
Method for preventing polymerization in thin-film type...
Method for removing residual monomers