TIGHTENED THREADED JOINT OF OIL-FIELD TUBES

The invention relates to oil and gas well construction and can be used in process casing pipes. The sealed threaded joint for oilfield pipes comprises female and male pipes provided with conical threads and with sealing and thrust surfaces. The sealing surfaces are brought into contact in a radial d...

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Bibliographische Detailangaben
Hauptverfasser:	Yemelianov Yurii Fedorovych, Urazov Mykola Vasyliovych, Mulchin Vasyl Vasyliovych, Poiarkov Volodymyr Heorhiiovych, Sydorenko Pavlo Mykolaiovych, Scherbakov Borys Yuriiovych, Fartushnyi Mykola Ivanovych, Semerikov Kostiantyn Anatoliiovych, Yemelianov Oleksii Viktorovych
Format:	Patent
Sprache:	eng ; rus ; ukr
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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