Experimental investigation of the effect of TiO2 nanofluid and KCl salt on polymeric water-based drilling fluid propertiesAmirHossein Parizad, Ali Khorram Ghahfarokhi, Khalil Shahbazi, Amin Daryasafar, Tofigh Sayahi and Mahdi Kalantari MeybodiOil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 74 (2019) 9DOI: https://doi.org/10.2516/ogst/2018088