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(19)

(11)

2 459 980

(13)

(51)

IPC

F04D29/62(2006-01-01)

F04D29/28(2006-01-01)

F04D17/08(2006-01-01)

B23K1/00(2006-01-01)

B23K15/04(2006-01-01)

(21) (22)

Application

2011110916/06, 2011-03-23

(24)

Start date

2011-03-23

(22)

Actual filing date

2011-03-23

(45)

Published

2012-08-27

(72)

Inventor

Khisameev Ibragim GabdulkhakovichLivshits Boris MikhajlovichDavletbaev Rinat Gareevich

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo I Konstruktorskij Institut Tsentrobezhnykh I Rotornykh Kompressorov Im. V.B. Shneppa"

METHOD OF MAKING RADIAL-FLOW COMPRESSOR IMPELLERS Russian patent published in 2012 - IPC F04D29/62 F04D29/28 F04D17/08 B23K1/00 B23K15/04

Abstract RU 2459980 C1

FIELD: machine building.

SUBSTANCE: proposed method comprises jointing main and cover discs together by soldering with sold solder and thermal treatment. In compliance with this invention, annular grooves are made on disc surface in area of process allowance.

EFFECT: reduced radial warping.

2 dwg

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RU 2 459 980 C1

Authors

Khisameev Ibragim Gabdulkhakovich

Livshits Boris Mikhajlovich

Davletbaev Rinat Gareevich

Dates

2012-08-27—Published

2011-03-23—Filed