"The Americans have need of the telephone, but we do not. We have plenty of messenger boys."
|6296069||Bladed drill bit with centrally distributed diamond cutters|
A drill bit as used in particular in the oil well drilling field comprising a central body (2), cutting blades (3) protruding with respect to the body (2), both at the front of this body according to a drill direction and at the sides of this same body (2...
|6283233||Drilling and/or coring tool|
A drill and/or core tool, in particular for oil drilling and/or coring, comprising a body (2) showing a substantially cylindrical peripheral surface (3) and a front (4), blades (5) which extend from the front (4) till over the peripheral surface (3) and w...
|5670717||Method and device for detecting and/or measuring at least one geophysical parameter from a core sample|
Method and device for detecting and/or measuring at least one geophysical parameter from a core sample (1), in particular in the oil sector, comprising, during an operation of core drilling with a sampler (2); arranging, substantially fixed relative to th...