The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 27, 1994
Filed:
Sep. 08, 1993
Applicant:
Inventor:
Davide Trevisani, Cesena, IT;
Assignee:
Soilmec S.P.A., Cesena, IT;
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
175 52 ; 175 85 ; 414 2256 ; 414 2265 ;
Abstract
A system for stowing and handling rods (50) for use in drilling rigs (110) comprising a drilling tower (122) with a driving head (130) movable between a borehole and a service well (151) for taking up and depositing the drilling rods. The system comprises: