UNE 22662:1986 ERRATUM
ROCK DRILLING. EXTENSION DRILL-STEEL EQUIPMENT FOR PERCUSSIVE LONG. HOLE DRILLING. ROPE-THREADED EQUIPMENTS 22 TO 32 MM.

Standard No.

UNE 22662:1986 ERRATUM

Release Date

1986

Published By

SCC

Latest

UNE 22662:1986 ERRATUM

UNE 22662:1986 ERRATUM history

• 0000 UNE 22662:1986 ERRATUM
• 1985 UNE 22662:1985 ROCK DRILLING. EXTENSION DRILL-STEEL EQUIPMENT FOR PERCUSSIVE LONG. HOLE DRILLING. ROPE-THREADED EQUIPMENTS 22 TO 32 MM.