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U.S. Department of Energy
Office of Scientific and Technical Information

Thermal storage device

Patent ·
OSTI ID:5156969
The increase in volume of a heat storage medium comprising water or a first eutectic mixture of water and a salt hydrate, when such storage medium passes from the liquid to the solid state, is prevented from occurring by adding 1 to 6% by volume of a second water-salt hydrate eutectic having a lower freezing point to the storage medium.
Assignee:
U S Philips Corp
Patent Number(s):
US 4324287
OSTI ID:
5156969
Country of Publication:
United States
Language:
English