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2 050 497

(13)

(51)

IPC

(21) (22)

Application

5055737/29, 1992-07-21

(22)

Actual filing date

1992-07-21

(45)

Published

1995-12-20

(72)

Inventor

Poljachek D.N.Kuznetsov V.F.Aronov A.M.Kaspirovich G.A.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Razrabotki I Ehkspluatatsii Neftepromyslovykh Trub

METHOD OF ASSEMBLY OF TAPER STOPLESS THREADED JOINTS OF PIPES OF PETROLEUM RANGE Russian patent published in 1995 - IPC

Abstract RU 2050497 C1

FIELD: pipe joints. SUBSTANCE: marks are made on nipple end of pipe and screwed together till end of sleeve coincides with mark on pipe. Nominal distance between base plane of thread of pipe nipple end and mark is determined. With the aid measuring device, position of base plane of thread on pipe is determined. Then position of mark from base plane of thread is determined at distance equal to nominal. EFFECT: enhanced reliability. 1 dwg

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RU 2 050 497 C1

Authors

Poljachek D.N.

Kuznetsov V.F.

Aronov A.M.

Kaspirovich G.A.

Dates

1995-12-20—Published

1992-07-21—Filed