METHOD OF PRODUCING POWDER BASED ON REFRACTORY COMPOUNDS Russian patent published in 2019 - IPC B22F9/16 B22F3/23 C22C1/04 C22C29/00 

Abstract RU 2697140 C1

FIELD: powder metallurgy.

SUBSTANCE: invention relates to production of powdered materials of refractory compounds. Method involves preparation of exothermic mixture of transition metal and non-metal with 1–5 wt. % of polyethylene powder, arrangement of prepared mixture in cylindrical reactor, initiation of combustion reaction in the prepared mixture in self-propagating high-temperature synthesis mode (SHS) and shearing deformation of combustion products to produce powder.

EFFECT: increased yield of particles of the obtained powder with dimensions smaller than 400 mcm.

1 cl, 1 tbl, 2 ex

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RU 2 697 140 C1

Authors

Bazhin Pavel Mikhajlovich

Stolin Aleksandr Moiseevich

Bolotskaya Anastasiya Vadimovna

Stolin Pavel Andreevich

Dates

2019-08-12Published

2018-11-29Filed