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:
Nov. 05, 2013
Filed:
Dec. 29, 2008
Maurizio Siepi, Cesena, IT;
Alessandro Ditillo, Cesenatico, IT;
Maurizio Siepi, Cesena, IT;
Alessandro Ditillo, Cesenatico, IT;
SOILMEC S.p.A., Cesena, Forli-Cesena, IT;
Abstract
An injection head includes an upper inlet pipe () for receiving fluid from a set of tubular rods which can be mounted above the head, at least a first pipe () having a curved intermediate portion () which connects the upper inlet pipe () to at least one lateral injection nozzle (), at least a second pipe () for conveying a fluid from the inlet pipe () to a lower outlet pipe () which can be connected to a drilling tool. The injection head also has valve (-) which can be actuated to cut off the flow of the fluid towards the lower outlet pipe (). The valve is located in a position downstream of the upper inlet pipe () and above, or upstream of, the lateral nozzles () and the second pipes ().