(19)
(11)
EP 0 697 060 A1
(12)
(43)
Date of publication:
21.02.1996
Bulletin 1996/08
(21)
Application number:
94911798.0
(22)
Date of filing:
13.04.1994
(51)
International Patent Classification (IPC):
E02F
9/
28
( . )
E21C
35/
18
( . )
E21C
35/
197
( . )
(86)
International application number:
PCT/AU1994/000183
(87)
International publication number:
WO 1994/027027
(
24.11.1994
Gazette 1994/26)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
(30)
Priority:
14.05.1993
AU 1919PL00881
(71)
Applicant:
Cutincoal Pty. Ltd.
Warners Bay, NSW 2282 (AU)
(72)
Inventor:
DENZ, Kieron
Belmont North, NSW 2280 (AU)
(74)
Representative:
Jenkins, Peter David, et al
PAGE WHITE & FARRER 54 Doughty Street
London WC1N 2LS
London WC1N 2LS (GB)
(54)
IMPROVEMENTS IN COAL AND ROCK PICKS