IPPTC International Petroleum and Petrochemical Technology Conference Search within this conference 2021 IPPTC 2021 25-27 August Shanghai, China Proceedings of the 2021 International Petroleum and Petrochemical Technology Conference 70 Papers 1 Volume 2020 IPPTC 2020 26-28 August Shanghai, China Proceedings of the International Petroleum and Petrochemical Technology Conference 2020 68 Papers 1 Volume 2019 IPPTC 2019 27-29 March Beijing, China Proceedings of the International Petroleum and Petrochemical Technology Conference 2019 39 Papers 1 Volume 2018 IPPTC 2018 27-29 March Beijing, China Proceedings of the International Petroleum and Petrochemical Technology Conference 2018 22 Papers 1 Volume