CPC E21B 33/138 (2013.01) [C09K 8/08 (2013.01); C09K 8/40 (2013.01); C09K 8/424 (2013.01); C09K 8/46 (2013.01); E21B 43/305 (2013.01); F24T 10/10 (2018.05); F24T 10/13 (2018.05); F24T 50/00 (2018.05); F24T 2010/50 (2018.05); F24T 2010/53 (2018.05); Y02E 10/10 (2013.01); Y02W 30/91 (2015.05)] | 13 Claims |
1. A method for drilling a wellbore system in a geothermal heat recovery zone, the method comprising:
drilling an inlet wellbore extending from a terranean surface and a first open hole lateral wellbore extending from the inlet wellbore into the geothermal zone;
sealing the first open hole lateral wellbore, the sealing comprising inducing permeability damage to said open hole lateral wellbore using a chemical mechanism; and
forming an interface between said wellbore and said formation by the sealing that is impermeable to fluids while the first lateral wellbore remains open hole.
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