Distillation tray/downcomer

Distillation trays

Distribution apparatus having bubble caps with riser vanes

Distribution of fine bubbles or droplets in a liquid

Distribution system for a two-phase fluid mixture

Distributor device for a column

Distributor for distributing liquid in an exchange column

Distributor for improved water therapy

Distributor for liquid-gas contact column and method of preparat

Distributor for micro-quantities of liquid

Distributor for packed liquid-vapor contact column

Distributor for washing fluid in a scrubber or stripper

Distributor means and method

Distributor stage for liquid-contacting columns

Divided wall exchange column

Divided wall exchange column

Domestic carbonator

Domestic electric appliance

Double coil throttle return spring

Double funnel device for oxygenating sewage