Fully mechanized coal mining face frame rear beam tube burying device

The utility model provides a fully mechanized coal mining face frame rear beam tube burying device which comprises a plurality of main tubes, the main tubes are laid in a goaf, three-way connectors are connected between the main tubes through connecting flanges, each three-way connector comprises an...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHEN SHICHENG, YUAN DONGDONG, XU SHAOWU, LIU JIAN, YI ZHIGANG, WANG YUAN
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 PIPE-LINE SYSTEMS PIPE-LINES PIPES STORING OF DISTRIBUTING GASES OR LIQUIDS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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