Earth drilling reamer with replaceable blades

Details Earth drilling reamer with replaceable blades Earth drilling reamer with replaceable blades

E - Fixed Constructions

21

B

E21B 10/26 (2006.01)

Patent

CA 2650102

An earth drilling reamer has an elongated body having an outer surface and a plurality of blade mounting supports extending radially outwardly from the outer surface of the body. Each blade mounting support has a primary blade engagement positioned parallel to the outer surface and a leading blade angled from the outer surface to the primary blade engagement. A removable primary blade is detachably secured to the primary blade engagement.

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