Horizontal drilling system of two -way double -end of H shaped steel post

The utility model discloses a horizontal drilling system of two -way double -end of H shaped steel post belongs to drilling equipment technical field. Include fuselage (2) and locate electric unit (1)and drilling equipment integrated (7) on fuselage (2), fuselage (2) are located including the fusela...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: LYU JIANPING, JIANG ZAIBIN, ZHENG WENWU, SHAO YANGXIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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