A method for mounting hard metal buttons in a drill bit and a drill bit
A Standard patent application filed on 13 June 1994 credited to Hulkkonen, Teijo

Details

Application number :
68479  
Application type :
Standard  
Application status :
LAPSED  
Under opposition :
No  
Proceeding type :
 
Invention title :
A method for mounting hard metal buttons in a drill bit and a drill bit  
Inventor :
Hulkkonen, Teijo  
Agent name :
 
Address for service :
 
Filing date :
13 June 1994  
Associated companies :
 
Applicant name :
Oy Robit Rocktools Ltd.  
Applicant address :
 
Old name :
 
Original Source :
Go  

Same Inventor