Căutare 2009 fascicula8 nr2 după Autor "Ștefănescu, Ioan"

Afișează articolele 1-2 of 2

    • Aspects of Rheological Behavior of Rapeseed Oil 

      Șolea, Liviu; Ștefănescu, Ioan; Chiriță, George (Universitatea ”Dunărea de Jos” din Galați, 2009)
      This paper presents a study of dynamic viscosity variation with shear rate for rapeseed oils obtained from different stages of processing and the hydraulic oil grade H32. For each of the 6 types of oils studied was determined ...

    • Diffractometry Analysis on Non-Conventional Treated Steels after Tribological Tests 

      Papadatu, Carmen-Penelopi; Gheorghieș, Constantin; Ștefănescu, Ioan (Universitatea ”Dunărea de Jos” din Galați, 2009)
      Two steel grades were subjected to a nitro-carburized thermo-chemical treatment after thermo-magnetic treatments. The contact was studied employing the concept of tribosystem and tribomodel. The structural aspects into ...