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2 090 741

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C1

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IPC

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Application

94026029/03, 1994-07-13

(22)

Actual filing date

1994-07-13

(45)

Published

1997-09-20

(72)

Inventor

Fomicheva L.V.Khabarov I.P.Dendenkov Ju.P.Bondarev I.V.Andreevskikh L.A.

(73)

Holder

Ministerstvo Rossijskoj Federatsii Po Atomnoj EhnergiiVserossijskij Nauchno-Issledovatel'Skij Institut Ehksperimental'Noj FizikiFomicheva Ljudmila ValentinovnaKhabarov Ivan Prokof'EvichDendenkov Jurij PetrovichBondarev Igor' Vasil'EvichAndreevskikh Leonid Aleksandrovich

CHARGE FOR WELL PERFORATION Russian patent published in 1997 - IPC

Abstract RU 2090741 C1

FIELD: mining industry; applicable in shooting apparatuses for perforation of oil and gas wells. SUBSTANCE: charge includes detonating cord and cumulative charge. The latter has body with explosive charge. Explosive charge is installed on the side of detonating cord with clearance relative to body wall. Value of clearance, thickness of body wall and parameters of detonating cord are selected from the relations given in the invention description. EFFECT: higher efficiency of charge and increased its operate reliability. 1 dwg

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RU 2 090 741 C1

Authors

Fomicheva L.V.

Khabarov I.P.

Dendenkov Ju.P.

Bondarev I.V.

Andreevskikh L.A.

Dates

1997-09-20—Published

1994-07-13—Filed

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