Algerian Petroleum Institute Algeria All previous conference papers fromAlgerian Petroleum Institute Title Sort descending Presenter Conference year Study of fuel transportation polychloroprene pipes degradation. Proposal of a characteristic stress endurance model Prof. Amar Ayache ptc 2019 Study of fuel transportation polychloroprene pipes degradation. Proposal of a characteristic stress endurance model Dr. Ayache Amar ptc 2017