Helical corrugated pipe type casing leakage well repairing tool

The utility model belongs to the field of oil and gas development, and relates to a spiral corrugated pipe type casing leakage well repairing tool. A spiral corrugated pipe type casing leakage well repairing tool comprises a columnar barrel. An oil pipe is arranged in the columnar barrel; the cylind...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QIAO HONGJUN, LIANG XIAOBING, ZHU RONGTING, LIU ANBANG, YAO JUN, ZHANG LEI, SHEN ZHENZHEN, DUAN YUXIU, GUO XING, LUO PAN, WANG WEIGANG, YANG HONG, GUO QING, MA CHUNXIAO, GAO ZHILIANG, NAN BEIBEI, HE PEI, MU JINGFU, ZHANG JUNTAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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