DEVICE FOR REPAIR OF PIPES Russian patent published in 1995 - IPC

Abstract RU 2026955 C1

FIELD: pipe repair and pipe cutting. SUBSTANCE: to effect cutting of defective part of pipe with simultaneous pipe plugging, device is provided with intermediate detonator connected with main detonator and long shaped charge. Plug has cavity communicating with plug recess. Long shaped charge and intermediate detonator are located in plug cavity. Main detonator is located between explosive charge and long shaped charge. EFFECT: higher efficiency. 2 dwg

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RU 2 026 955 C1

Authors

Gul'Bin V.N.

Ageev A.A.

Nikolaev V.B.

Dates

1995-01-20—Published

1992-05-15—Filed