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2 031 965

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C1

(51)

IPC

(21) (22)

Application

5062445/02, 1992-09-21

(22)

Actual filing date

1992-09-21

(45)

Published

1995-03-27

(72)

Inventor

Dorofeev G.A.Belkin A.S.Sitnov A.G.Zuev G.P.Konstanskij L.A.Jurin N.I.Makurov A.V.

(73)

Holder

Aktsionernaja Kompanija

METHOD OF MAKING SEMIFINISHED PRODUCTS FOR METALLURGICAL CONVERSION Russian patent published in 1995 - IPC

Abstract RU 2031965 C1

FIELD: metallurgical equipment. SUBSTANCE: method comprises steps of preliminarily filling molds of casting machine by solid additives and their subsequent pouring by cast iron over two stages: at first pouring (10-50)% of volume of a melt, being necessary for filling a mold, and afterpouring its remaining quantity in 1-10 s. EFFECT: increased yielding of casting according to their geometry sizes by 11-14%. 1 cl, 1 tbl

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RU 2 031 965 C1

Authors

Dorofeev G.A.

Belkin A.S.

Sitnov A.G.

Zuev G.P.

Konstanskij L.A.

Jurin N.I.

Makurov A.V.

Dates

1995-03-27—Published

1992-09-21—Filed

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