thermal drilling

thermal drilling

[¦thər·məl ¦dril·iŋ]
(mechanical engineering)
A machining method in which holes are drilled in a workpiece by heat generated from the friction of a rotating tool.
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Contract notice: Blueprint natural mineral water, geothermal and waste energy 'and regulatory dossiers for thermal drilling and geothermal drilling
To reduce cost, the company investigated using thermal drilling, where friction is used to drill holes into the metal, eliminating the use of welded nuts or inserts.
AMEX Symbol: DRL) [the "Company"] announced today that it has purchased from Thermal Drilling Inc.