| Type: | Core Drill |
|---|---|
| Usage: | Coring |
| Certification: | CE, ISO |
| Application: | Reaming |
| Industry: | Geological Survey |
| Payment Term: | Tt or LC |
| Samples: |
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| Customization: |
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Audited Supplier In the drilling industry, diamond reaming shells are commonly used in various applications, particularly in the oil and gas sector. Diamond reaming shells are designed to expand the diameter of an existing borehole, ensuring its smoothness and accuracy. Here are some specific usages for diamond reaming shells:
Borehole Enlargement: Diamond reaming shells are used to enlarge the diameter of a pre-drilled borehole. This process is often necessary when drilling for oil and gas, as it allows for the installation of larger casing strings or completion equipment.
Casing Advancement: When drilling in challenging formations, such as hard rock or abrasive formations, diamond reaming shells can be used to advance the casing string. The reaming action of the diamonds on the shell helps to remove obstructions and create a properly sized borehole for casing installation.
Wellbore Stabilization: Diamond reaming shells can also be employed to stabilize the wellbore during drilling operations. By reaming the borehole with a diamond shell, the formation is smoothed out, reducing the risk of borehole instability, such as hole collapse or sloughing.
Core Barrel Retrieval: In diamond core drilling, diamond reaming shells are used to retrieve and recover the core sample. After the core bit has drilled through the rock formation, the reaming shell is lowered to the bottom of the hole to retrieve the core barrel assembly and the core sample within it.
Hole Cleaning: Diamond reaming shells are effective in cleaning the borehole during drilling operations. The reaming action helps to remove cuttings, debris, and drilling fluids from the hole, ensuring proper circulation and preventing clogging.
Reaming in Deviated Wells: In deviated or horizontal wells, diamond reaming shells are valuable for enlarging and smoothing the borehole, allowing for the effective installation of completion equipment, such as production casing, liner hangers, or screens.
It's important to note that the specific usage of diamond reaming shells may vary depending on the drilling objectives, formation characteristics, and drilling techniques employed in a particular application. Therefore, it's always recommended to consult with drilling experts and manufacturers to determine the most suitable application for diamond reaming shells in a given drilling operation.
Model or type:
| Reaming classification | |
| T series | T36,T46,T56,T66,T76,T86 |
| Cable series | AWL,BWL,NWL,HWL,PWL(Front end,rear end) |
| WT series | RWT,EWT,AWT,BWT,NWT,HWT(single tube/double tube) |
| T2/T series | T256,T266,T276,T286,T2101,T676,T686,T6101,T6116,T6131,T6146,T6H |
| WF series | HWF,PWF,SWF,UWF,ZWF |
| WG series | EWG,AWG,BWG,NWG,HWG(single tube/double tube |
| WM series | EWM,AWM,BWM,NWM |
| Others | NMLC,HMLC,LTK48,LTK60,TBW,TNW,ATW,BTW,NTW,AQTK NXD3,NXC,T6H,SK6L146,TT46,TB56,TS116,CHD101 |
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