Rolling cone bit with enhancements in cutter element placement and materials to optimize borehole corner 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 :
27259  
Application type :
Standard  
Application status :
LAPSED  
Under opposition :
No  
Proceeding type :
 
Invention title :
Rolling cone bit with enhancements in cutter element placement and materials to optimize borehole corner 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 :
Go  

Same Inventor