EP 1666670 A1 20060607 - Drilling device
Title (en)
Drilling device
Title (de)
Bohreinrichtung
Title (fr)
Dispositif de forage
Publication
Application
Priority
BE 200400594 A 20041206
Abstract (en)
Drilling device for in situ mixing of soil with a binder to form a pile in the ground, comprising a drivable shaft with a bottom end (2), means mounted (3,9) at the bottom end of the shaft for loosening the soil; injection means for injecting the binder into the loosened soil; wherein a bore-crown (4) is further mounted on the shaft, which bore-crown is provided on at least a part of its periphery with cutting means (6) for overcutting a pile adjacent to the pile for forming.
IPC 8 full level
E02D 3/12 (2006.01); E02D 5/18 (2006.01); E02D 27/26 (2006.01); E21B 10/26 (2006.01)
CPC (source: EP US)
E02D 3/126 (2013.01 - EP); E21B 10/26 (2013.01 - EP US)
Citation (search report)
- [Y] US 4902172 A 19900220 - FUKUDA KOSEI [JP]
- [YA] US 4063424 A 19771220 - TAKAGI ATSUSHI, et al
- [A] NL 9100227 A 19920901 - ALEXANDER JULIEN VERSTRAETEN
- [XY] PATENT ABSTRACTS OF JAPAN vol. 008, no. 201 (M - 325) 14 September 1984 (1984-09-14)
- [A] PATENT ABSTRACTS OF JAPAN vol. 006, no. 242 (M - 175) 30 November 1982 (1982-11-30)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1666670 A1 20060607; EP 1666670 B1 20160224; BE 1015485 A0 20050405; BE 1015485 B5 20060207
DOCDB simple family (application)
EP 05077778 A 20051206; BE 200400594 A 20041206