Abstract
Energy recovery medium (150) for insertion into a ground hole (200) in a ground (202) comprising a recoverable energy carrying medium (270), wherein the energy recovery medium (150) comprises a base liquid (100),a carbohydrate-based thickener (102) mixed in the base liquid (100), a salt (104) dissolved in the base liquid (100) and configured for increasing a density of the base liquid (100), and proppant particles (106) dispersed within the mixture of the base liquid (100), the thickener (102) and the salt (104).
Original language | English |
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Patent number | CN105705607 |
IPC | C09K 8/ 90 A I |
Priority date | 18/09/14 |
Publication status | Published - 22 Jun 2016 |