Rotary drill bit with cutting elements having a thin...

Details Rotary drill bit with cutting elements having a thin... Rotary drill bit with cutting elements having a thin...

E - Fixed Constructions

21

B

255/69

E21B 10/00 (2006.01) E21B 10/56 (2006.01)

Patent

CA 1244820

K 9620 A B S T R A C T ROTARY DRILL BIT WITH CUTTING ELEMENTS HAVING A THIN ABRASIVE FRONT LAYER The cutting elements of a rotary drill bit comprise a thin front layer of interbonded abrasive particles, such as diamonds, which layer has a thickness less than 0.45 mm. XRH04

475272

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