TY - BOOK ED - United Nations Institute for Traning and Resources (UNITAR) ED - PetrĂ³leos de Venezuela S.A. (PDVSA) TI - International conference on heavy crude and tar sands: 2 U1 - 665.5 PY - 1982/// CY - Caracas PB - UNITAR, PDVSA KW - PetrĂ³leo KW - Gas Natural KW - Medio Ambiente KW - Congresos y Conferencias N1 - 06437; State of the art of artificial lift methods in Venezuela. Venezuelan experience and recent developments in heavy oil exploitation. The application and economics of the use of insulated injection tubing with oil field steam generators. CONOCO's south Texas tar sand project. Basic production plan for DSMA project in the Orinoco oil belt. Mathematical simulation. Simulaton of high pressure and high temperature steam distillation of crude oil. Thermal recovery methods. Surface and underground mining. Integrated model on Venezuelan heavy oil recovery and upgrading. The potencial for refininf at the Alberta upgrader. Refining and recovery of metals and minerals. Transportation ER -