Diamond Double Tube Wireline Core Barrel System
Type: Core Barrel
Size: NQ,HQ,PQ,T2-46,etc.
>> Application
Reline Core Barrel used in loose, broken stratigraphic or coal extraction and protect rock (mine) heart of drilling tools.
Double core tube and tube has outer pipe, rinses through joint between the internal and external tube water flow to the bottom of the hole, protecting cores from rinses washouts. Double core tube has double motion and single movement two kinds. Double motion and core tube is internal and external core tube following bit and drill stem rotation, it in no serious loose or broken strata.
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