(19)
(11) EP 2 870 316 A1

(12)

(43) Date of publication:
13.05.2015 Bulletin 2015/20

(21) Application number: 13812863.2

(22) Date of filing: 05.07.2013
(51) International Patent Classification (IPC): 
E21B 7/15(2006.01)
E21B 15/00(2006.01)
(86) International application number:
PCT/US2013/049466
(87) International publication number:
WO 2014/008483 (09.01.2014 Gazette 2014/02)
(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

(30) Priority: 05.07.2012 US 201261668304 P
18.12.2012 US 201261738837 P
19.12.2012 US 201261739172 P

(71) Applicant: SDG, LLC
Albuquerque, NM 87109 (US)

(72) Inventor:
  • MOENY, William, M.
    Bernalillo, NM 87004 (US)

(74) Representative: Van Breda, Jacobus 
Octrooibureau Los & Stigter B.V., Weteringschans 96
1017 XS Amsterdam
1017 XS Amsterdam (NL)

   


(54) APPARATUSES AND METHODS FOR SUPPLYING ELECTRICAL POWER TO AN ELECTROCRUSHING DRILL