FOSV Drilling Handling Tools Full Opening Safety Valve Kelly Valve API 7-1
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... string circulating system and it is one of the effective tools to prevent blowout. Kelly valve is divided into Upper Kelly Valve and Lower Kelly Valve. Upper Kelly Valve is connected between swivel sub and Kelly. Lower Kelly valve is connected between...
XIAN ATO INTERNATIONAL CO.,LTD
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API Certification Full Opening Safety Valve FOSV, TIW Valve Well Drilling Casting or Forging All Size CN;SHN Lake
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... well. Our Full Opening Safety Valve is dual body full-opening safety valve, so it does not interfere with the running of tools such as core barrels or survey instruments. It is designed to be stabbed into the top joint of drill pipe or tubing string at...
Dongying On-tech Equipment Co., Ltd
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API 7-1 Oilfield Full Opening TIW Safety Valve FOSV For Drill String
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... the drill string when the drill string is being withdrawn from the well. Our FOSV is dual body full-opening safety valve, so it does not interfere with the running of tools such as core barrels or survey instruments. It is designed to be stabbed into the...
Dongying Oilman Machinery Equipment Co.,Ltd.
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API5L WPB Valves Class 150~300 WPB Body WPB+ENP Ball Full Welding Ball Valve
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Product Name: gas full welding ball valve Pressure level: 150LB 300LB 600LB 900LB 1500LB Product Description: the product has high safety performance, good turn off performance, long service life and no maintenance. Product structure: fixed ball diameter ......
WENZHOU ANRY VALVE CO.,LTD.
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