Title (en)

ELONGATE BODY

Publication

EP 0350581 A3 19910130 (DE)

Application

EP 89107905 A 19890502

Priority

DE 8809108 U 19880715

Abstract (en)

[origin: EP0350581A2] In an elongate body (1) for driving into the ground, which elongate body (1) has a cylindrical shell (2), service lines running in the direction of the head end, and at least one longitudinal channel (3) fixed to the shell, the longitudinal channel (3) can be used as a pressure-medium line; alternatively, the service lines, protected to the outside, can be accommodated in the longitudinal channel (3). <IMAGE>

IPC 1-7

E21B 17/18; E21B 17/10; E21B 7/26; E21B 4/14

IPC 8 full level

E21B 11/02 (2006.01); E02D 7/26 (2006.01); E21B 7/20 (2006.01); E21B 17/00 (2006.01); E21B 17/10 (2006.01)

CPC (source: EP)

E21B 7/205 (2013.01); E21B 17/1035 (2013.01)

Citation (search report)

• [X] US 3232363 A 19660201 - MOORE MONTE N
• [X] US 2868507 A 19590113 - SCOTT JAMES G, et al
• [X] EP 0233038 A2 19870819 - BOART INT LTD [ZA]
• [X] GB 2181473 A 19870423 - TONE BORING CO
• [X] US 3786878 A 19740122 - SHERMAN H
• [X] US 4683944 A 19870804 - CURLETT HARRY B [US]
• [X] US 3473618 A 19691021 - BECKER FLOYD WALTER
• [A] US 3899631 A 19750812 - CLARK BILLY E
• [A] US 3434682 A 19690325 - NESTLERODE WILLIAM A SR
• [A] US 4178110 A 19791211 - COBBS JAMES H [US]
• [A] FR 2556404 A1 19850614 - LUCET RAYMOND [FR]

Designated contracting state (EPC)

BE CH FR GB IT LI NL

DOCDB simple family (publication)

DE 8809108 U1 19880901; EP 0350581 A2 19900117; EP 0350581 A3 19910130; JP H0243491 A 19900214

DOCDB simple family (application)

DE 8809108 U 19880715; EP 89107905 A 19890502; JP 15939089 A 19890621