Majed ABDULWAHAB’s Post

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COILED TUBING SENIOR OPERATOR , SLICKLINE OPERATOR, ASSISTANT DRILLER, PUMP MAN OPERATOR

a detailed explanation of the functions and purposes of various coiled tubing operator jobs: -Bottom Clean out -Screen Clean out -Foam Clean out. -Paraffin Removal -Milling Cementing -Use of Specialised tools Like Tractors, inflatable tools.. 1. Bottom Cleanout Function: - Involves removing debris, sand, scale, and other obstructions from the bottom of the wellbore. Purpose: - Maintain Flow: Ensures that the wellbore is clear of blockages that could hinder production. - Well Preparation: Prepares the well for other operations such as logging, perforation, or production enhancement. 2. Screen Cleanout Function: - Cleans sand screens or gravel packs that have become clogged with sand or debris. Purpose: - Restore Production: Ensures the screens are free of blockages, which helps restore and maintain efficient production. - Prevent Damage: Prevents damage to downhole equipment by removing debris that could cause wear or failure. 3. Foam Cleanout Function: - Uses foamed fluids to lift and remove debris and liquids from the wellbore. Purpose: - Efficient Debris Removal: The foam helps in lifting heavier debris and removing liquids from the wellbore, particularly in low-pressure or depleted wells. - Minimize Fluid Use: Reduces the amount of fluid needed for cleanout, which is advantageous in wells with limited fluid handling capacity. 4. Paraffin Removal Function: - Uses mechanical or chemical methods to remove paraffin deposits from the wellbore or production tubing. Purpose: - Restore Flow: Removes blockages caused by paraffin buildup to restore normal flow rates. - Prevent Future Issues: Helps prevent future paraffin buildup, reducing the frequency of interventions. 5. Milling and Cementing Function: - Milling: Uses coiled tubing to operate milling tools that grind away obstructions or unwanted casing sections. - Cementing: Delivers cement slurry to specific locations in the wellbore for zonal isolation or plugging. Purpose: - Remove Obstructions: Milling clears pathways by removing obstructions or unwanted material. - Zonal Isolation: Cementing ensures proper zonal isolation, preventing fluid migration and enhancing well integrity. 6. Use of Specialized Tools (e.g., Tractors, Inflatable Tools) Function: - Tractors: Coiled tubing tractors are used to convey tools and equipment to deeper sections of the wellbore where gravity alone is insufficient. - Inflatable Tools: These tools can be inflated downhole to perform various tasks such as isolating zones or providing temporary plugs. Purpose: - Extend Reach: Tractors enable the coiled tubing to reach horizontal or highly deviated sections of the well that are otherwise inaccessible. - Versatility: Inflatable tools provide flexible solutions for isolating zones, enhancing control during operations, and enabling temporary wellbore modifications. .

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