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2 184 895

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(51)

IPC

(21) (22)

Application

2001111207/06, 2001-04-23

(24)

Start date

2001-04-23

(22)

Actual filing date

2001-04-23

(45)

Published

2002-07-10

(72)

Inventor

Andreev A.P.Burmistrov B.V.Gus'Kov V.D.Zajtsev B.I.Krjukov V.Ja.Khadasevich K.B.

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie Bjuro Spetsial'Nogo Mashinostroenija"

SEAL BETWEEN SURFACES IMMOVABLE RELATIVE TO EACH OTHER Russian patent published in 2002 - IPC

Abstract RU 2184895 C1

FIELD: sealing protective covers of containers used for transportation and/or storage of radioactive materials. SUBSTANCE: proposed seal includes spirally wound gasket containing alternating strips of profiled metal band filler. Profiled metal band has intermittent edges in section of spiral located between layers of filler forming recesses which may be filled with filler material in working (compressed) state of spirally wound gasket. In section of spiral located between layers of filler, profiled metal band has at least one perforation made in central part of metal band for filling with filler material in working (compressed) state of spirally wound gasket. EFFECT: enhanced tightness of structures handling media at high penetrability. 2 cl, 3 dwg

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RU 2 184 895 C1

Authors

Andreev A.P.

Burmistrov B.V.

Gus'Kov V.D.

Zajtsev B.I.

Krjukov V.Ja.

Khadasevich K.B.

Dates

2002-07-10—Published

2001-04-23—Filed