F28D 20/0039
Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups [CPC: F28D17/00] or [CPC: F28D19/00] {using liquid heat storage material with stratification of the heat storage material}
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Edits on 16 Mar, 2022
Golden AI
Edits on 5 Mar, 2022
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F28D 20/0039
Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups [CPC: F28D17/00] or [CPC: F28D19/00] {using liquid heat storage material with stratification of the heat storage material}
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