Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty
A Standard patent application filed on 10 April 1997 credited to Portwood, Gary Ray ; Garcia, Gary Edward ; Cawthorne, Chris Edward ; Nese, Per Ivar ; Cisneros, Dennis ; Minikus, James Carl

Details

Application number :

24517  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty  

Inventor :

Portwood, Gary Ray ; Garcia, Gary Edward ; Cawthorne, Chris Edward ; Nese, Per Ivar ; Cisneros, Dennis ; Minikus, James Carl  

Agent name :

SPRUSON & FERGUSON  

Address for service :

GPO Box 3898 SYDNEY NSW 2001  

Filing date :

10 April 1997  

Associated companies :

 

Applicant name :

Smith International, Inc.  

Applicant address :

16740 Hardy Street Houston Texas 77032 United States Of America  

Old name :

 

Original Source :

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