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IPC

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Application

2004107750/12, 2004-03-15

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Start date

2004-03-15

(22)

Actual filing date

2004-03-15

(45)

Published

2005-04-27

(72)

Inventor

Karpunin V.V.Abezin V.G.Grigorov M.S.Karpunin V.V.Serdjukov D.A.Chushkin A.N.

(73)

Holder

Gosudarstvennoe Nauchnoe Uchrezhdenie Povolzhskij Nauchno-Issledovatel'Skij Institut Ehkologo-Meliorativnykh Tekhnologij

DOZER-DROPPER Russian patent published in 2005 - IPC

Abstract RU 2250601 C1

FIELD: agricultural amelioration, in particular, drop irrigation equipment.

SUBSTANCE: dozer-dropper has plastoelastic valve provided in irrigation pipeline. Plastoelastic valve adapted for supplying of water into injector has detachable casing with water supply channel formed as helical groove with conical openings at its surface, said openings being adapted for connecting helical channel with casing outer surface. Diameter of conical opening joined with said channel is smaller than that at casing outer surface.

EFFECT: increased yield of farm crops and reduced irrigation norms.

2 dwg

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RU 2 250 601 C1

Authors

Karpunin V.V.

Abezin V.G.

Grigorov M.S.

Karpunin V.V.

Serdjukov D.A.

Chushkin A.N.

Dates

2005-04-27—Published

2004-03-15—Filed