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:
Sep. 05, 2023
Filed:
Aug. 02, 2021
Applicant:
Soilmec S.p.a., Cesena, IT;
Inventors:
Marco Casadei, Cesena, IT;
Primo Smeraldi, Cesena, IT;
Assignee:
SOILMEC S.P.A., Cesena, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/02 (2006.01); E21B 19/24 (2006.01); E21B 3/00 (2006.01);
U.S. Cl.
CPC ...
E21B 19/24 (2013.01); E21B 3/00 (2013.01); E21B 7/02 (2013.01);
Abstract
A method of mounting a kelly bar on a drilling machine includes a step of installing a mounting tool between the rod of a pull-down cylinder and a rotary carriage of the drilling machine. Once the mounting tool has been installed, the drilling machine can be set up with a kelly bar that is longer than the usual kelly bars.