Air impact wrench

Water extracted from the present oil production plant has strong corrosive and constitutive properties, so that heating furnace mixed transporting and heating coils of each transit station as well as mixed transporting water trunk lines and single well pipelines have very serious scaling phenomenon,...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	WANG ENXUE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CLEANING CLEANING IN GENERAL HEATING LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS PIPE-LINE SYSTEMS PIPE-LINES PREVENTION OF FOULING IN GENERAL STORING OF DISTRIBUTING GASES OR LIQUIDS TRANSPORTING WEAPONS
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