CLE MECANIQUE POUR VISSAGE ET LE DEVISSAGE DE TIGES OU DE TUBES

• Main Authors: G.V. MOLCHANOV, V.N. NAGAEV
• Format: Patent
• Language: French
• Published: 25.02.1971
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; HAND TOOLS; MANIPULATORS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING