(19)
(11) EP 3 268 569 A1

(12)

(43) Date of publication:
17.01.2018 Bulletin 2018/03

(21) Application number: 16719491.9

(22) Date of filing: 11.03.2016
(51) International Patent Classification (IPC): 
E21B 7/00(2006.01)
E21B 10/08(2006.01)
(86) International application number:
PCT/IB2016/051387
(87) International publication number:
WO 2016/142910 (15.09.2016 Gazette 2016/37)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 12.03.2015 IT MO20150056

(71) Applicant: Palmieri S.p.A.
40041 Gaggio Montano (BO) frazione Silla (IT)

(72) Inventor:
  • PALMIERI, Silvano
    40041 Gaggio Montano (BO) frazione Silla (IT)

(74) Representative: Luppi, Emanuele 
Brunacci & Partners S.r.l. Via Scaglia Est, 19-31
41126 Modena
41126 Modena (IT)

   


(54) EXCAVATING HEAD