000 01098nam a22002777a 4500
999 _c6201
_d6201
001 GENERAL-001298
003 EC-OLADE-CDD
005 20161212173433.0
008 160705b xxu||||| |||| 00| 0 spa d
040 _aOLADE-CDD
_cOLADE-CDD
041 _aeng
082 _a665.5
_bU5813 / n.2 - 3
110 _aUnited Nations Institute for Training and Research (UNITAR)
245 _aInternational conference on heavy crude and tar sands: 2
260 _aCaracas:
_bUNITAR,
_bPDVSA,
_c1982
300 _a1000 p.
_bcuadros.
504 _a06436
505 _aDefinitions and clasifications. Cooperation in the development of heavy crude and tar sands. Goverment policy. Medium and long - term planning and marketing including international trade. Occurrences. Biochemistry. Exploration and resources evaluation. Chemistry and geochemistry. Geology. Enviromental aspects.
650 _aPetróleo
650 _aGas Natural
650 _aPlanificación
650 _aMedio Ambiente
650 _aCongresos y Conferencias
710 _aPetróleos de Venezuela S.A. (PDVSA)
942 _2ddc
_cBK