全国最大的快3平台-全国快3信誉最好的老平台

全国最大的快3平台-全国快3信誉最好的老平台

Circulating Valves - Downhole Test Tools | 全国快3信誉最好的老平台-全国最大的快3平台

Circulating and Reversing Valves

Control flow with applied annulus or tubing pressure

Close up of the downhole tester valves.

Complete your test objectives with our reliable circulating and reversing valves.

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