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ISO 1720:1974

Rock drilling — Extension drill-steel equipment for percussive long-hole drilling — Rope-threaded equipments 1 1/2 to 2 in (38 to 51 mm) ISO 1720:1974

Publication date:   Jul 1, 1974

95.99   Withdrawal of Standard   Jan 1, 1991

General information

95.99   Withdrawal of Standard   Jan 1, 1991

ISO

ISO/TC 82 Mining

International Standard

73.100.30   Equipment for drilling and mine excavation

Buying

Withdrawn

Language in which you want to receive the document.

Life cycle

NOW

WITHDRAWN
ISO 1720:1974
95.99 Withdrawal of Standard
Jan 1, 1991

REVISED BY

PUBLISHED
ISO 10207:1991

PUBLISHED
ISO 10208:1991




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