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Hy-Tech Drilling Ltd. Patents
Hy-Tech Drilling Ltd.
Smithers, CA
No. of patents:

Patent Number Title Of Patent Date Issued
6604586 Drilling apparatus August 12, 2003
A drilling apparatus includes a platform for positioning at a drilling site) a mast pivotally mounted on the platform) a rod clamp on one end of the mast for clamping a drill rod) a drill head slidably mounted on the mast for driving the drill rod during a drilling operation, a main ram

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