The Editorial Board of the Journal of Chemical and Petroleum Engineering would like to express sincere thanks to all reviewers for their time and efforts in evaluating papers during publishing Volume 56, Issue 1 of the JChPE:
| Hamidreza Norouzi | Amirkabir University of Technology, Iran |
| Rahbar Rahimi | University of Sistan and Baluchestan, Iran |
| Mohadese Nazari | Esfarayen University of Technology, Iran |
| Ahmad Hallajisani | University of Tehran, Iran |
| Parisa Khadivparsi | University of Tehran, Iran |
| Le Wu | Northwest University, China |
| Mohammad Najafi | University of Tehran, Iran |
| Jafar Khademzadeh | Qom University of Technology, Iran |
| Mohammad Fasihi | Iran University of Science and Technology, Iran |
| Shahin Kord | Petroleum University of Technology (PUTS), Iran |
| Mohammadreza Rasaei | Facies and Fracture Network Modeling, Iran |
| Yinglong Wang | Qingdao University of Science and Technology, China |
| Arash Khosravi | Persian Gulf University, Iran |
| Chiya Savari | University of Birmingham, United Kingdom |
| Morteza Esfandiari | University Of Bojnord, Iran |
| Mehrdad Manteghian | Tarbiat Modares University, Iran |
| Salman Movahedirad | Iran University of Science and Technology, Iran |
| Rahmat Sotudeh-Gharebagh | University of Tehran, Iran |
| Morteza Moradi | Shahid Chamran University of Ahvaz, Iran |
| Fariba Rezvani | Iranian Research Organization for Science and Technology, Iran |
| Hamid Ramezanipour Penchah | Iran University of Science and Technology, Iran |
| Somayeh Noroozbahari | Kharazmi University, Iran |
| Alireza Hemmati | Iran University of Science and Technology, Iran |