Integrated Contract

By PVT analysis of different Wells from the formations mentioned, from the Paleocanal
de Chicontepec area, the following information is obtained:
• Coyula-1 Well (located southwest at 8.5 Km from area):
Formation Tamaulipas Superior: 42.2 °API Oil, gas solubility at initial pressure relationship
(Rsi) of 221.60 m 3 /m 3 , Oil Volume Factor (Bo) 1.6629 m 3 /m 3 and a saturation pressure (Pb)
de 217.00 Kg/cm 2 .
• Presidente Miguel Alemán-772 Well (located southeast at 31 Km from area):
Formation Tamaulipas Inferior: 35.7 °API Oil, gas solubility at initial pressure relationship
(Rsi) of 179.50 m 3 /m 3 , Oil Volume Factor (Bo) de 1.6270 m 3 /m 3 and a saturation pressure
(Pb) de 215.20 Kg/cm 2 .
• Caviar-1 Well (located northeast at 160 Km from area):
Formation Pimienta: 15.74 °API Oil, gas solubility at initial pressure relationship (Rsi) of
33.28 m 3 /m 3 , Oil Volume Factor (Bo) de 1.1659 m 3 /m 3 and a saturation pressure (Pb) de
106.16 Kg/cm 2 .
• Furbero-106 Well (located southeast at 25 Km from area):
Formation Tamán: 37.11 °API Oil, gas solubility at initial pressure relationship (Rsi) of
179.60 m 3 /m 3 , Oil Volume Factor (Bo) of 1.8138 m 3 /m 3 and a saturation pressure (Pb) of
175.10 Kg/cm 2 .
• Jiliapa-71 Well (located north at 4.5 Km from area):
Formation Tamabra: 34.5 °API Oil, gas solubility at initial pressure relationship (Rsi) of
120.00 m 3 /m 3 , Oil Volume Factor (Bo) de 1.4234 m 3 /m 3 and a saturation pressure (Pb) de
161.00 Kg/cm 2 .
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