Core Barrel Assembly

Our company provides Core barrel assmeblies of different diameters to meet customers' demands. The wireline coring system is applicable for most drilling conditions and standard DCDMA hole sizes (B, N, H and P).

Currently, the company provides two models of wireline coring systems: double-tube and triple-tube

Core barrel assembly: It consists of inner tube and outer tube groups.

The inner part consists of the following parts: spearhead assemly, retrival components, core sample collection component, landing shoulder, stop ring and other parts.inner tube group, independent from outer tube group, collects core sample sample during well drilling.

The outer tube part consists of parts , which includes locking coupling, adapter coupling, outer tube, etc. The outer tube group that is kept at the bottom of the hole all the time holds the inner tube assembly during drilling.

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Jinan Allianz machinery Co.Ltd , https://www.aprdrill.com