Dual member pipe joint for a dual member drill string
A Standard patent application filed on 12 February 1997 credited to Sewell, Cody L.
;
Deken, Arthur D.
Details
Application number :
22698
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Dual member pipe joint for a dual member drill string
Inventor :
Sewell, Cody L.
;
Deken, Arthur D.
Agent name :
Knightsbridge Patent Attorneys
Address for service :
Level 14 200 Queen Street Melbourne Vic 3000
Filing date :
12 February 1997
Associated companies :
Applicant name :
Charles Machine Works, Inc., The
Applicant address :
1959 West Fir Avenue Perry Oklahoma 73077-0066 United States Of America