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Intelligent Circulation While Drilling

PETRONAS
Screenshot 2025-10-30 093901

Intelligent Circulation While Drilling

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Description :

iCWD™ is a circulation sub integrated into the Bottom Hole Assembly (BHA) during drilling operations.
It features a remotely controlled 3-way valve system, allowing drillers to seamlessly switch between multiple operational modes:

  • Normal Drilling Mode

  • Bypass Mode

  • Hole Cleaning Mode

  • Isolation Mode

Technology Readiness Level (TRL) :

0

Application

-Lost Circulation Material (LCM) Placement. -Cementing at losses zone - In severe losses cases, placement cement plug is possible through BHA without the need to pull out of the hole. -Hole Cleaning. -Isolation Mode - Downhole isolation mode to isolate the top pipe from BHA.

Features

-Quick and efficient LCM placement while protecting sensitive BHA tools against damage. -Hole cleaning helps to remove cutting Beds, which is a source of stuck pipe, particularly while pulling out of hole.

For any enquiries, contact our Administrator

Level 19, MoF Inc. Tower,
9, Persiaran KLCC,
50088 Kuala Lumpur,
Malaysia

+603-86558750

i-ogse@mprc.gov.my

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Whilst every effort has been made to ensure the accuracy of the information contained in this microsite, Malaysia Petroleum Resources Corporation accepts no responsibility for any errors it may contain, or for any loss, financial or otherwise, sustained by any person using the information. We do not endorse or promote any specific financial institution or facility, nor do we guarantee the accuracy or completeness of the information provided. Please note that the financial facilities, products, and services mentioned on our website may change over time, and we do not guarantee the availability or suitability of any specific facility or service. Should there be inaccuracies, please write to us at i-ogse@mprc.gov.my

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