Refrigerant and method for shipping perishable materials

Refrigeration – Portable – commodity-containing – Mutually supported commodity and solid coolant

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62530, F25D 308

Patent

active

043770754

ABSTRACT:
A self-contained refrigerant package and method for shipment of a perishable or degradable product is described. The shipping package comprises an insulated container having therein a predetermined quantity of dry ice and a predetermined quantity of refrigerant gel that separates the product from the dry ice to prevent contact with the dry ice. The shipping package maintains the desired temperature range for periods in excess of 48 hours thus providing a safety factor for delays in shipment of such products.

REFERENCES:
patent: 1731578 (1929-10-01), Kennedy
patent: 1856920 (1932-05-01), Lohner et al.
patent: 2467268 (1949-04-01), Merkle
patent: 2631439 (1953-03-01), Feigenbaum
patent: 3885403 (1975-05-01), Spencer
patent: 4294079 (1981-10-01), Benson

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