Double Valves Float Shoe and Collar OD 168.28mm 6-5/8 LTC L80 for Gas Well Drilling
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COMPANY PROFILE We(SWS) are specialized in cementing tools and casing accessories, engaging in the development, manufacturing, sales and service. Advanced downhole tool manufacturing technology is used to provide products that exceed industry quality ......
Jiangsu Service Petroleum Technology Co., Ltd
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