Sampler with good sealing effect for oil extraction in oil field

The sampler for oil extraction in the oil field is good in sealing effect and comprises a sampling pipe, a scale window and a foot support are fixed to the outer wall of the left side and the bottom of the sampling pipe respectively, a pressure relief pipe fitting is installed on the outer wall, und...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU BAOPENG, XUE CHANGRONG, CUI HUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING HEATING INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES LIGHTING MEASURING MECHANICAL ENGINEERING PHYSICS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS TESTING WEAPONS
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