Extended drill bit nozzle having extended retainer

Details Extended drill bit nozzle having extended retainer Extended drill bit nozzle having extended retainer

E - Fixed Constructions

21

B

E21B 10/18 (2006.01) B05B 15/06 (2006.01) E21B 10/60 (2006.01) E21B 41/00 (2006.01)

Patent

CA 2250416

A retainer and a bushing for use with a drill bit nozzle in a drill bit are disclosed. The retainer surrounds and retains an mini-extended nozzle in a drill bit. It also protects the mini-extended nozzle from impact and breakage downhole, thereby saving considerable expense. The bushing may also be used to retain and provide support for a nozzle in a drill bit. Each of the retainer and bushing may include one or more slits in a variety of configurations.

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