Adjustable air duct for a meat keeper

Air flow control for glass top refrigerator container

Air treatment apparatus

Air treatment plant and method for balancing pressure difference

Air treatment plant for foodstuff comprising a trough with an ad

Annular cooler pallet construction

Apparatus and method for freezing food products

Apparatus and method for improved processing of PVC

Apparatus and method for thawing frozen food

Apparatus for air treating articles carried on a spiral conveyor

Apparatus for chilling a plurality of food trays

Apparatus for chilling a plurality of food trays

Apparatus for coating liquids onto core pieces

Apparatus for continuously freezing liver piece

Apparatus for cooling beverage containers and the like

Apparatus for cooling bulk products

Apparatus for freezing cooked rice

Apparatus for lowering the temperature of articles

Apparatus for preparing rubber and other materials for recycling

Apparatus for quick freezing of aqueous solutions or suspensions