Oilfield API Standard Mechanical Stage Cementing Collar 5-1/2" To 13-3/8"
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Oilfield API Standard Mechnical Stage Collar This tool continues to be the subject of research and development to find new materials for faster drillout time, greater PDC bit drill-ability and better metal-tometal sealing. Oilfield API Standard Mechnical ......
Puyang Zhongshi Group Co., Ltd.
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API ISO Standard 7 L80 BTC Thread Mechanical Stage Collar for Oil or Gas Well Cementing
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COMPANY PROFILE Jiangsu Service Petroleum Technology Co., Ltd. is committed to researching and supplying high-level petroleum downhole tools and drilling equipments, and has obtained the certificates of API Q1, API 5CT, ISO9001 quality system certification......
Jiangsu Service Petroleum Technology Co., Ltd
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7" Oilfield Cementing Tools , Mechanical Stage Cementing Collar
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... Collar Description: The multi-stage cementing collar provides an effective, economical way to cement one or more specific casing intervals or to cement upper zone after a lower zone has been cemented. The collar should be used with centralizers above...
Dongying Oilman Machinery Equipment Co.,Ltd.
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