Other

Andrei Ivanovich Poteiko

Vladimir S Shumikhin

Igor Martynovich Kalnin

Vasily T Shulga

Galina Ivanovna Eremkina

Jury A Kondakov

Gil D Khusnutdinov

Elena Zalmanovna Bukhter

Vladimir K Kamensky

Beniamin Lvovich Tsirlin

Viktor G Shmigidin

Khanon Yakovlevich Breslov

Arkady V Chernovol

Alexandra Dmitrievna Terenina

A molten metal is fed into a ladle and subjected to vacuum while being treated with inoculating additives. The application of vacuum is carried out prior to the beginning of interaction between the melt and the inoculating additives, and is conducted continuously for 15 to 120 seconds in the course of this interaction. A receiving tank is provided with a discharge opening which is closed with an insert, a ladle having load trunnions is disposed under this tank with a sealable chamber. A system of air evacuation is provided for the chamber whereby on disintergration of the insert the molten metal with tank enters the chamber and is subjected to the vacuum.

Method and apparatus for out-of-furnace treatment of cast iron

A multiple-stage centrifugal compressor without a horizontal joint wherein the stator consists of a package of interconnected diaphragms with cylindrical holes for the installation of the labyrinth seal holders. The cylindrical holes vary in diameter along the longitudinal axis of the compressor, said diameter increasing in steps towards end of the diaphragm package.

Multiple-stage centrifugal compressor

Growing community of inventors

Kazan, undefined

Andrei Ivanovich Poteiko