EP 1567724 A2 20050831 - METHOD AND APPARATUS FOR SUB-SEA PILE-DRIVING
Title (en)
METHOD AND APPARATUS FOR SUB-SEA PILE-DRIVING
Title (de)
VORRICHTUNG UND VERFAHREN ZUM PFAHLRAMMEN UNTERSEE
Title (fr)
PROCEDE ET DISPOSITIF POUR LE BATTAGE EN ROTATION D'UN PIEU SOUS LA MER
Publication
Application
Priority
- US 0338022 W 20031201
- US 43019502 P 20021202
- US 43780703 P 20030103
Abstract (en)
[origin: WO2004051004A2] A method and apparatus for driving a pile are disclosed. The pile-driving apparatus comprises a pile, a shoe tip coupled to a toe of the pile, and a drill string disposed within the pile. The drill string comprises a gripping device coupling the drill string to the pile and a hammer deployed into the pile such that the hammer is capable of transmitting a force to the shoe tip. The method, comprises positioning a hammer in a pile such that the hammer is capable of transmitting a force to a shoe tip; positioning, in the pile, a portion of drill pipe having a gripping device to engage the pile; and deploying the pile beneath the surface of a body of water.
IPC 1-7
IPC 8 full level
E21B 7/20 (2006.01); E02D 7/30 (2006.01); E02D 27/52 (2006.01); E21B 4/06 (2006.01); E21B 4/14 (2006.01); E21B 4/20 (2006.01)
CPC (source: EP US)
E02D 7/30 (2013.01 - EP US); E02D 27/52 (2013.01 - EP US); E21B 4/06 (2013.01 - EP US); E21B 4/14 (2013.01 - EP US); E21B 4/20 (2013.01 - EP US); E21B 7/20 (2013.01 - EP US)
Citation (search report)
See references of WO 2004051004A2
Designated contracting state (EPC)
DE DK GB NL
DOCDB simple family (publication)
WO 2004051004 A2 20040617; WO 2004051004 A3 20040819; AU 2003295996 A1 20040623; AU 2003295996 A8 20040623; EP 1567724 A2 20050831; NO 20052618 D0 20050531; NO 20052618 L 20050727; US 2005006105 A1 20050113
DOCDB simple family (application)
US 0338022 W 20031201; AU 2003295996 A 20031201; EP 03787211 A 20031201; NO 20052618 A 20050531; US 49663104 A 20040521