%0 Conference Proceedings %T Modeling of S wave, P Wave velocity and petrographic properties: Case study on sandstones in Pestehleigh Formation in Kopet Dagh basin %A Shahinfar, Marjan %A Lashkaripour, Gholam Reza %A Kazempoor, Jaber %J International Conference on New Technologies in Oil, Gas and Petrochemical Industries %D 2019