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Web viewThe Extra-Efficient Gas-Tight Coupled Connection of «PremiumClass with trapezoid threading on casing & tubing pipe ends is destined for construction and operation in vertical and controlled directional wells at oil, gas and gas-condensate field. Drill Pipe as per API5DP is available too thru cooperation production unit, ranged to scope Natural Oil and Gas SSAW ERW Line Pipe API 5L Oil Pipeline
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