FIELD: oil and gas production industry. SUBSTANCE: head arrangement can be used in measuring surplus pressure of bed fluids in observation, piezometric and geothermal wells. Head arrangement incorporates body with control pressure gauge. Located in upper part of body is valve with float. Control pressure gauge is located below float. Application of aforesaid head arrangement allows to undertake more accurate measurements of head pressure of bed fluids in bore-holes. EFFECT: higher efficiency. 1 dwg
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