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V. F. Tufrikova
V. F. Tufrikova
Saint Petersburg State Mining University
Saint Petersburg State Mining University

Articles

Humanities and fundamental researches
  • Date submitted
    2013-01-04
  • Date accepted
    2013-03-27
  • Date published
    2013-07-01

Surface-modified metal powders and experience of their implementation in units of transmission equipment oil companies

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It’s experimentally proved innovative methods of nanometric regulation of surface properties of metals, fillers and lubricants, as well as the results of testing oil-based lubricants on I-20 with various solid additives (on Al-, Cu-, Fe- base) at the nodes of the transmission oil refining equipment. By improving the antifriction properties of lubricant service life is increased by 40-80 %.

How to cite: Tufrikova V.F., Syrkov D.A. Surface-modified metal powders and experience of their implementation in units of transmission equipment oil companies // Journal of Mining Institute. 2013. Vol. 206. p. 249.
Nanotechnologies and information technologies
  • Date submitted
    2011-08-03
  • Date accepted
    2011-10-15
  • Date published
    2012-02-01

Two approaches to reception surface nano-structured metals: solid-state hydride synthesis and adsorptive modifying

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In this work the technique of nano-structured surface modification of metal based on sequential and mixed treatment aluminum powder with steams of different cationic tensides was experimentally proved. Also possibilities of solid-state hydride synthesis nano-structured metals with using at the first stage of restoration steams of hydrophobizing silicon-organic liquid were studied.

How to cite: Syrkov A.G., Zhurenkova L.A., Tufrikova V.F., Pantyushin I.V. Two approaches to reception surface nano-structured metals: solid-state hydride synthesis and adsorptive modifying // Journal of Mining Institute. 2012. Vol. 196. p. 373.
Nanotechnologies and information technologies
  • Date submitted
    2011-08-30
  • Date accepted
    2011-10-26
  • Date published
    2012-02-01

Hot stability of surface-nanostructurized metals obtained by solid-state hydride synthesis

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It’s experimentally proved the method of preparation of thermo- and chemically  stable metal powders with a protective Si-C-containing nanofilm on the surface with using in the first stage of the synthesis of vapor hydrophobizing silicone-organic liquid on basis of organohydridsiloxanes. Hot stability of synthesized metal powders is 0,1-0,4 mcg/cm2  (under 900 оC, 100   h).

How to cite: Syrkov A.G., Zhurenkova L.A., Dulneva O.A., Tufrikova V.F. Hot stability of surface-nanostructurized metals obtained by solid-state hydride synthesis // Journal of Mining Institute. 2012. Vol. 196. p. 381.