System for maintaining materials at freezer temperatures for shipping
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United States of America Patent
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Aug 28, 2007
Grant Date -
Aug 9, 2007
app pub date -
Jun 27, 2005
filing date -
Jun 25, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
At least one embodiment of the inventive technology relates to a frozen environmental sample temperature control system that comprises a frozen formulation having water in an amount from substantially 87% to 78% by weight of the formulation, and salt in an amount from substantially 13% to 22% by weight of the formulation, the system further including at least one container containing the frozen formulation; and a cooler having insulating material disposed between an outer wall and an inner surface that defines an inner chamber into which the at least one container and the at least one frozen environmental sample may be placed for storage and/or transport. Various embodiments may incorporate specific types of insulating material and/or adaptations to an inner surface of the cooler to enhance the insulation effected thereby.
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