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1 247 852 documents amended

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EP 0300986 B1 19920422 - ROCK DRILLING RIG

Title (en)

ROCK DRILLING RIG

Publication

EP 0300986 B1 19920422 (EN)

Application

EP 88850248 A 19880713

Priority

SE 8702944 A 19870723

Abstract (en)

[origin: EP0300986A1] Rock drilling rig provided with a two part feed beam (4,6). The rig is provided with a drill guide (12) formed as gripping tongs for a drill rod (10) on one of the feed beams (6) whereas the other feed beam (4) is provided with a pad (17) to be applied against a rock face (15).

IPC 1-7

E21B 7/02; E21B 19/16; E21C 9/00; E21C 11/02

IPC 8 full level

E21B 7/02 (2006.01); E21B 19/16 (2006.01); E21B 19/24 (2006.01)

CPC (source: EP)

E21B 7/024 (2013.01); E21B 7/025 (2013.01); E21B 19/24 (2013.01)

Designated contracting state (EPC)

AT BE CH DE ES FR GB IT LI SE

DOCDB simple family (publication)

EP 0300986 A1 19890125; EP 0300986 B1 19920422; AT E75296 T1 19920515; DE 3870345 D1 19920527; ES 2030905 T3 19921116; SE 457817 B 19890130; SE 8702944 D0 19870723

DOCDB simple family (application)

EP 88850248 A 19880713; AT 88850248 T 19880713; DE 3870345 T 19880713; ES 88850248 T 19880713; SE 8702944 A 19870723