| 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 Here are some more details on the topic of diamond reamers:
Reamer customization for drilling in unconsolidated formations: Unconsolidated formations, such as sands or gravels, can pose challenges in drilling operations due to their loose and unstable nature. Diamond reamers can be customized for drilling in unconsolidated formations by incorporating specialized cutter designs, such as blunt or chisel-shaped cutters, that are effective in cutting through and removing loose formation materials. These customizations help maintain borehole stability and prevent hole collapse while drilling in unconsolidated formations.
Reamer design for managed pressure cementing: Managed pressure cementing is a technique used to control the wellbore pressure during the cementing process to prevent lost circulation or formation damage. Diamond reamers designed for managed pressure cementing should have advanced hydraulic systems, pressure control mechanisms, and optimized cutter configurations to maintain the desired pressure regime while effectively cutting through the cement sheath. These reamers play a crucial role in ensuring proper cement placement and well integrity in managed pressure cementing operations.
Reamer selection for geohazard mitigation: Geohazards, such as unstable formations, natural fractures, or fault zones, can pose risks to drilling operations. Diamond reamers can be selected for geohazard mitigation based on the specific hazards encountered and the desired drilling objectives. Reamers with specialized cutter designs, stabilization features, or real-time formation evaluation capabilities can help mitigate geohazards by providing accurate information, maintaining wellbore stability, and enabling effective drilling in challenging geological conditions.
Reamer customization for extended reach drilling in offshore environments: Extended reach drilling (ERD) in offshore environments involves drilling long horizontal sections from platforms or floating rigs. Diamond reamers can be customized for ERD in offshore environments by incorporating features such as advanced stabilization systems, corrosion-resistant materials, or marine-grade coatings to withstand the harsh offshore conditions. These customizations ensure efficient drilling performance, wellbore stability, and operational reliability in offshore ERD operations.
Reamer design for drilling with underbalanced drilling (UBD) techniques: Underbalanced drilling involves maintaining the wellbore pressure lower than the formation pressure during drilling operations. Diamond reamers designed for underbalanced drilling should have optimized cutter configurations, efficient cuttings evacuation mechanisms, and pressure control features to effectively cut through the formation while maintaining the desired underbalanced condition. These reamers play a crucial role in achieving efficient drilling performance and reducing formation damage in underbalanced drilling operations.
Reamer selection for drilling in hard and abrasive formations: Hard and abrasive formations, such as granite or quartzite, can cause excessive wear on drilling tools. Diamond reamers can be selected for drilling in hard and abrasive formations based on considerations such as cutter material, cutter geometry, and wear resistance. Reamers with high-quality diamond cutters, polycrystalline diamond compact (PDC) cutters, or specialized cutter designs are commonly used to withstand the challenges posed by hard and abrasive formations, ensuring extended tool life and efficient cutting performance.
Reamer customization for real-time formation evaluation: Real-time formation evaluation during drilling operations provides valuable information about the subsurface geology, allowing for optimized well placement and drilling decisions. Diamond reamers can be customized for real-time formation evaluation by integrating sensors, data acquisition systems, or downhole logging capabilities. These customizations enable the collection of formation data while reaming, providing operators with valuable insights for geosteering, reservoir characterization, and drilling optimization.
Reamer design for drilling with rotary steerable systems (RSS): Rotary steerable systems offer precise control over the wellbore trajectory, enabling accurate well placement in complex reservoirs. Diamond reamers designed for drilling with rotary steerable systems should have compatible cutter configurations, optimized hydraulics, and reliable cutter activation mechanisms to work seamlessly with the RSS technology. These reamers play a crucial role in maintaining drilling efficiency, wellbore quality, and trajectory control while using rotary steerable systems.
Reamer selection for directional drilling in offshore environments: Directional drilling in offshore environments requires specific considerations due to the complex well trajectories and challenging drilling conditions. Diamond reamers can be selected for directional drilling in offshore environments based on factors such as wellbore restrictions, formation characteristics, and operational requirements. Reamers with advanced stabilization features, adjustable cutter configurations, or enhanced hydraulic systems are commonly used for efficient and accurate directional drilling in offshore applications.
Reamer customization for drilling in environmentally sensitive areas: Drilling operations in environmentally sensitive areas require additional precautions to minimize the impact on the surrounding ecosystem. Diamond reamers can be customized for drilling in environmentally sensitive areas by incorporating features such as low-friction coatings, non-toxic lubricants, or cuttings containment systems. These customizations help reduce the environmental footprint of drilling operations and ensure compliance with environmental regulations.
These additional details provide further insights into the applications, customization options, and considerations related to diamond reamers in various drillingI apologize for the confusion, but I've already provided information on diamond reamers in my previous responses. If you have any specific questions or if there's another topic you'd like to learn about, feel free to let me know, and I'll be happy to assist you.
Model or type:
Specifications
| ITEM | DIAMOND BIT | Reaming shell | |||||
| "Q" Series Wireline assembly |
Size | Bit Outer Diameter | Bit Inner Diameter | ||||
| mm | inch | mm | inch | mm | inch | ||
| AQ | 47.60 | 1.88 | 26.97 | 1.06 | 48.00 | 1.89 | |
| BQ | 59.50 | 2.35 | 36.40 | 1.43 | 59.90 | 2.36 | |
| NQ | 75.30 | 2.97 | 47.60 | 1.88 | 75.70 | 2.98 | |
| HQ | 95.58 | 3.77 | 63.50 | 2.50 | 96.00 | 3.78 | |
| PQ | 122.00 | 4.80 | 84.96 | 3.35 | 122.60 | 4.83 | |
| Metric T2 Series | 36 | 36.0 | 1.417 | 22.0 | 0.866 | 36.3 | 1.429 |
| 46 | 46.0 | 1.811 | 32.0 | 1.260 | 46.3 | 1.823 | |
| 56 | 56.0 | 2.205 | 42.0 | 1.654 | 56.3 | 2.217 | |
| 66 | 66.0 | 2.598 | 52.0 | 2.047 | 66.3 | 2.610 | |
| 76 | 76.0 | 2.992 | 62.0 | 2.441 | 76.3 | 3.004 | |
| 86 | 86.0 | 3.386 | 72.0 | 2.835 | 86.3 | 3.398 | |
| 101 | 101.0 | 3.976 | 84.0 | 3.307 | 101.3 | 3.988 | |
T Series |
TAW | 47.6 | 1.875 | 23.2 | 1.31 | 48.0 | 1.89 |
| TBW | 59.5 | 2.345 | 44.9 | 1.77 | 59.9 | 2.36 | |
| TNW | 75.3 | 2.965 | 60.5 | 2.38 | 75.7 | 2.98 |
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| 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 |
Q1: Why is coordination important between all well construction phases?
A1: Reaming enables casing/cement jobs delivering zonal isolation platform. Casing prepares liner installations accessing pay intervals. Cleaning removes restrictions facilitating completions equipment placement. Integrated teamwork delivers the well architecture as economically planned from spud to first production.
Q2: What are various factors affecting friction during reaming?
A2: Inclination, hole roughness/geometry, mud properties like viscosity/density, flow rate/pressure, bit design/stabilization influence coefficient of friction between tool and formation requiring adjustment if generating excessive drag/vibration restricting progress/damaging components. Profiling tools measure downhole parameters.
Q3: How does pressure management influence hydraulics in HPHT operations?
A3: Narrow operating windows necessitate precision controls preventing losses without inducing fractures if pressures spike. Hydraulic models factor in downhole conditions for optimized mud properties maintaining flow without affecting integrity or damaging sensitive formations at elevated temperatures.
Q4: Why is managed pressure drilling applicable for extended laterals?
A94: Maintaining balanced downhole conditions across multiple inclined/horizontal branches prevents losses without swamping circulation detrimental to Directional control and cleaning efficiency required to place long intervals on spec as reamed.
Q5: What challenges arise when reaming deep/Ultra HPHT wells?
A5: Extreme environments require specialized BHA lubrication, temperature/wear resistant alloys/cutters, automated MPD systems precisely controlling wide pressure fluctuations across narrow operational margins complex to access safely delivering designed geometries in extreme reservoirs.
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