No welded pipe converges

The utility model discloses a no welded pipe converges, including the manifold main part, flange and bolt, the flange closing cap is in the mouth of pipe of manifold main part, the bolt pass the flange and with the end connection of manifold main part, the blue circumferencial direction evenly distr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN DA, HE CHENGXI, HE XUEQIAN, HE YINGYANG, CHI DEHUI, DONG REN
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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