Method of freezing fertilized ova, spermatozoa or the like and a

Modular hydration and freezing plant for flexible refrigerant me

Modular table roll with water bath

Multilayer cooling disc for use in high temperature processing

N.sub.2 tunnel freezer

Process and device for cooling

Rapid cooling through a thin flexible membrane

Recirculating chilling apparatus with a submerged electric motor

Refrigerated storage and transportation container for perishable

Refrigerating chamber

Refrigeration apparatus and method of refrigeration

Refrigerator

Refrigerator, and electric device

Relating to freezing apparatus

Scrap freezing tunnel

Spin cooler

Spin cooler

Split water box nozzle with removable inserts

Spraying system for cryogenic coolants

System for freeze granulation