1. Wettability Alteration of Sandstone and Carbonate Rocks by Using ZnO Nanoparticles in Heavy Oil Reservoirs

Masoumeh Tajmiri; Seyed Mousa Mousavi; Mohammad Reza Ehsani; Emad Roayaei; Ali Emadi

Volume 4, Issue 4 , Autumn 2015, , Pages 50-66

http://dx.doi.org/10.22050/ijogst.2016.12479

Abstract
  Efforts to enhance oil recovery through wettability alteration by nanoparticles have been attracted in recent years. However, many basic questions have been ambiguous up until now. Nanoparticles penetrate into pore volume of porous media, stick on the core surface, and by creating homogeneous water-wet ...  Read More

2. Development of New Potassium Carbonate Sorbent for CO2 Capture under Real Flue Gas Conditions

Javad Esmaili; Mohammad Reza Ehsani

Volume 3, Issue 3 , Summer 2014, , Pages 39-46

http://dx.doi.org/10.22050/ijogst.2014.6620

Abstract
  In this paper, the development of a new potassium carbonateon alumina support sorbent prepared by impregnating K2CO3 with an industrial grade of Al2O3 support was investigated. The CO2 capture capacity was measured using real flue gas with 8% CO2 and 12% H2O in a fixed-bed reactor at a temperature of ...  Read More

3. An Experimental Investigation of the Catalytic Effect of Fe2O3 Nanoparticle on Steam Injection Process of an Iranian Reservoir

Sahar Afzal; Mohammad Nikookar; Mohammad Reza Ehsani; Emad Roayaei

Volume 3, Issue 2 , Spring 2014, , Pages 27-36

http://dx.doi.org/10.22050/ijogst.2014.6033

Abstract
  Nanotechnology has the potential to introduce revolutionary changes to several areas of oil and gas industry such as exploration, production, enhanced oil recovery, and refining. In this paper, the effect of different concentrations of Fe2O3 nanoparticles as a catalyst on the heavy oil viscosity at various ...  Read More