Flow through raise boring bit
A Standard patent application filed on 27 February 1989 credited to Hern, Gregory L. ; Walk, Howard J.

Details

Application number :

30783  

Application type :

Standard  

Application status :

CEASED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Flow through raise boring bit  

Inventor :

Hern, Gregory L. ; Walk, Howard J.  

Agent name :

Freehills Patent Attorneys  

Address for service :

Level 43 101 Collins Street MELBOURNE VIC 3000  

Filing date :

27 February 1989  

Associated companies :

 

Applicant name :

Baker Hughes Incorporated  

Applicant address :

3900 Essex Lane Houston Texas 77027-5115 United States Of America  

Old name :

 

Original Source :

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