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2 488 458

(13)

(51)

IPC

B22C1/02(2006-01-01)

(21) (22)

Application

2011142659/02, 2011-10-21

(24)

Start date

2011-10-21

(22)

Actual filing date

2011-10-21

(45)

Published

2013-07-27

(72)

Inventor

Dmitriev Ehduard Anatol'EvichSviridov Andrej Vladimirovich

(73)

Holder

Federal'Noe Gosudarstvennoe Bjudzhetnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Tekhnicheskij Universitet"

SUSPENSION FOR MAKING MOULDS FOR PRECISION MOULDING BY ELECTROPHORETIC METHOD Russian patent published in 2013 - IPC B22C1/02

Abstract RU 2488458 C2

FIELD: chemistry.

SUBSTANCE: invention relates to foundry. The suspension contains the following components in wt %: water 14-18, clay 1-2, electrolyte 0.05-0.2, powdered graphite 3-6, refractory filler - the balance. The refractory filler used is a mixture of quartz sand which is taken in amount of 60-70 wt % and marshalite.

EFFECT: improved heat resistance of shell moulds and high quality of moulding.

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RU 2 488 458 C2

Authors

Dmitriev Ehduard Anatol'Evich

Sviridov Andrej Vladimirovich

Dates

2013-07-27—Published

2011-10-21—Filed