ROSCHEN GROUP |
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Integral Operation Casing Advancer With Tricone Rock Roller Bits
Casing Advancer Details:
Casing Advancer has been designed to allow drilling and casing to be carried out at
the same time as one integral operation.
This feature eliminates the need to drill the large diameter hole
with a Rock Bit, pull the drill rod string and Rock Bit from the
hole and then ream the casing back into the hole.
The integral operation makes the Roschen Casing Advancer eminently
suitable for drilling through overburden or sands and
gravels.
It is also particularly suitable for Landfill Drilling
applications.
Casing Advancer Features:
1. Cases borehole as borehole advances.
2. Helps reduce drilling cost by saving rod and casing
handling.
3. Can be used with Rock Bot or TC. Drag Bit.
4. Long Casing Shoe life as it is always reaming and never drilling
alone.
5. Special flushing ports in the body ensure that the casing bit is
adequately flushed.
6. Uses conventional Right Hand threaded Drill Rods and
Casing.
7. Suitable for Air, Water or Mud Flush.
8. Manufactured from high quality materials.
Casing Advancer Available specifications:
Casing Advancer / Wireline Casing Advancer | |
Specifications | |
BQ | AW/AWL |
HQ | BW/NWL |
NQ | NW/HWL |
PQ | HW/HWT |
BW | PW/PWT |
HWT | SW/SWT |
NW | UW/UWT |
PWT | ZW/ZWT |