Wireline Double Tube Core barrel BQ NQ HQ PQ

R-C-43副本

Wireline Double Tube Core barrel BQ NQ HQ PQ


BQ NQ HQ PQ Wireline Double Tube Core barrel 

NQ3 HQ3 PQ3 Wireline Triple Tube Core barrel 


Wireline double tube core barrels are primarily used in deep coring. With an overshot device, they eliminate the need to couple and uncouple the drill rod string each time the core is retrieved.
 

Roschen Wireline double tube core barrel head assembly features long life span, good compatibility with parts like inner tube and outer tube from other vendors, and availability in all spare parts.
 

Roschen all core barrel products with ISO certificate & qualified controled. 

 

Wireline Double Tube Core Barrels
Size Hole (mm) Core (mm) Head Thread
BQ 59.3 36.2 BQ Rod Box
NQ 75.2 47.6 NQ Rod Box
HQ 95.6 63.5 HQ Rod Box
PQ 122 85 PQ Rod Box

 

 

Notes:

1. Core Bits and remaining shell are not supplied with the core barrel, and shall be ordered sperately.
2. 1.5m and 3.0m length core barrels is standard size.
3. Any other tool joint connection is available by requests. 



 

Core Barrel Specifications
"Q" series AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT
T2 series T2 46, T2 56, T2 66, T2 76, T2 86, T2 101
T6 series T6 76, T6 86, T6 101, T6 116, T6 131, T6 146, T6S 101, T6S 116
T series T36, T46, T56, T66, T76, T86, T101, T116
TT series TT36, TT46, TT56, TTT66, TT76, TT86, TT101
Z series Z46, Z56, Z66, Z76, Z86, Z101, Z116, Z131, Z146
B series B36, B46, B56, B66, B76, B86, B101, B116, B131, B146
WF series NWF, HWF, PWF, SWF, UWF, ZWF
WT series RWT, EWT, AWT, BWT, NWT, HWT, PWT
WM series EWM, AWM, BWM, NWM, HWM
WG series EWG, AWG, BWG, NWG, HWG
Triple Tubes AMLC, NMLC, NMLC, HMLC, 4C, 6C, 8C, 10C
Minerals S75, S85, S95, S101, S116, S131, S146, S150, S168, S178, S194, S214
Others LTK48, LTK60, BGM, NGM, ADBG, TBW, TNW, ATW, BTW, NTW, NXD3, AX, NX, HX, NXC, AXT, T6H, 4 9/16, NWD4, 412F, SK6L146, TT46, TB56, TS116, CHD101.
Chinese standard 56mm, 59mm, 75mm, 89mm, 91mm, 108mm, 110mm, 127mm, 131mm, 150mm, 170mm, 219mm, 275mm
Russian standard 59, 76, 93, 112, 132, 152 mm
Special sizes can also be made as per request.