Climbing film heat exchange apparatus

Closing covers of apparatuses with centrifugal rotors

Co-current evaporator

Concentration and separation of corrosive liquid mixtures

Device for an installation of a quartz tube in a device for conc

Device for concentration and possible purification of mineral ac

Device for concentration of mineral acids, particularly sulphuri

Device for mounting plastic non-rigid tubes in evaporators

Distributor plate and evaporator

Double-effect evaporator

Downflow evaporator

Elastic scraper for high-capacity film device

Elevational operating device for a rotary evaporator

Evaporation assembly with vapor circulating means

Evaporator

Evaporator

Evaporator

Evaporator and evaporation process

Evaporator and treatment of viscous brines

Evaporator for liquid solutions