Closure device for cooling container opening, especially for cryotank, has closable extraction opening for inserting and/or extracting chilled goods into/from container with opening cross-section smaller than that of container opening

摘要

The closure device has a predefined opening cross-section and a closable extraction opening (9) for inserting chilled goods into the container (1) and/or for extracting chilled goods from it, whereby the extraction opening has an opening cross-section that is smaller than the opening cross-section of the container opening. An independent claim is also included for a cooling container.