Directional Drilling and Equipment for Hot Granite
@article{osti_886097, title = {Directional Drilling and Equipment for Hot Granite Wells}, author = {Williams, R E and Neudecker, J W and Rowley, J C and Brittenham, T L}, abstractNote = {Directional drilling technology was extended and modified to drill the first well of a subsurface geothermal energy extraction system at the Fenton Hill, New Mexico, hot dry rock (HDR) experimental site.