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(19)

(11)

2 444 323

(13)

(51)

IPC

A61B18/02(2006-01-01)

A61F7/00(2006-01-01)

F25D3/10(2006-01-01)

(21) (22)

Application

2008149600/14, 2008-12-17

(24)

Start date

2008-12-17

(22)

Actual filing date

2008-12-17

(45)

Published

2012-03-10

(72)

Inventor

Pavlov Valentin NikolaevichKungurtsev Sergej VladimirovichKulakov Dmitrij Valer'Evich

(73)

Holder

Pavlov Valentin NikolaevichKungurtsev Sergej VladimirovichKulakov Dmitrij Valer'Evich

SPRAYER OF CRYOGENIC SUBSTANCES Russian patent published in 2012 - IPC A61B18/02 A61F7/00 F25D3/10

Abstract RU 2444323 C2

FIELD: process engineering.

SUBSTANCE: invention relates to medical equipment, particularly, to sprayers of liquid nitrogen. Proposed sprayer comprises heat-insulated container for liquid nitrogen communicated via sealed heat-insulated bellows tightly fitted on container cover and valves with spraying head. Extra tube is brazed in container tight cover to have its blank end downed to container bottom. Detachable heat-release rod is fitted to container bottom from above. End of heat-insulated bellows with nozzle and spraying head is provided with additional heat insulation.

EFFECT: higher safety of spraying.

1 dwg

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RU 2 444 323 C2

Authors

Pavlov Valentin Nikolaevich

Kungurtsev Sergej Vladimirovich

Kulakov Dmitrij Valer'Evich

Dates

2012-03-10—Published

2008-12-17—Filed