METHOD OF VOLUMETRIC ARTICLES PRODUCTION FROM POWDER COMPOSITIONS Russian patent published in 2008 - IPC B22F3/105 B22F3/23 

Abstract RU 2333076 C1

FIELD: metallurgy.

SUBSTANCE: in machine for laser synthesis powder mixture is placed from initial components for SVS, which are taken in accordance with stoichiometric composition of target materials that are synthesised directly prior to laser radiation. Then laser treatment of layerwise molded volumetric article is carried out, during which SVS takes place in diffusion mode, and then the article is taken out of the machine. Process of articles production is performed in magnet, electric or ultrasonic fields. Laser radiation in the process of synthesis is dosed in accordance with minimum necessary level of energy required for performance of local SVS process in the spot of laser radiation.

EFFECT: method allows to produce articles with high strength and improved functional properties and to increase output of proper articles.

4 cl, 3 ex

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RU 2 333 076 C1

Authors

Kuznetsov Maksim Valer'Evich

Morozov Jurij Georgievich

Shishkovskij Igor' Vladimirovich

Dates

2008-09-10Published

2006-10-30Filed