Informacion

COMPLETION and WORKOVER
Page 1

Well : BB-13
Date
14-NOV-2012
Rig PETREX 25

Location : OFFSHORE
Days on Location Well 1/2 Float Collar

Operation: PEÑA NEGRA
Remarks
Work type W.S. Installation Bef.Serv. Aft.Serv. From Perforation Formation To

Depth

09:00 to 24:00 : relocated rig componets; skidded rig; received and relocated artex cavings; inka well r/u slick line unit;install lubricator; made trip with 2 5/16" cup to 4732'; ran 2" fishing tool and recover standing valve; r/d inka well unit; r/u artex wireline unit 00:00 to 06:00 : artex rih plt logging tool to 4802'; well on production with plt logging tool at 4802' savia supervisor : pedro vilela

15-NOV-2012
Rig PETREX 25

Days on Location Well 59 1

Depth

Float Collar

Work type W.S.

InstallationBef.Serv. Aft.Serv. From

Perforation Formation To

00:00 to 16:00 : artex rih plt logging tool to 4802'; well on production with plt logging tool at 4802'; perform fluid input register from 4802' to 6850'; pooh plt tool to surface; r/d artex tools; inka well rih and set standing valve at 4732'

17-DEC-2012
Rig PETREX 25

Days on Location Well

Depth

Float Collar

Work type W.S.Installation Bef.Serv. PKR Aft.Serv. From

Perforation Formation To

21:30 to 24:00 : relocated rig compónents; skidded rig over well 00:00 to 06:00 : m/u lines to rig tank; bled off well; took out x-mas tree bolts; tensioned string and unset "r4" packer; prepare to remove x-mas tree savia supervisor : alberto garcia

18-DEC-2012
Rig PETREX 25

Days on Location Well 92 1

Depth

FloatCollar

Work type W.S.

Installation Bef.Serv. PKR Aft.Serv. From

Perforation Formation To

m/u lines to rig tank; bled off well; took out x-mas tree bolts; tensioned string and unset "r4" packer; removed x-mas tree; n/u bop´s; pooh conventional installation ( found fluid level at 2370' and joint #118 at 3717' with 1/8" hole); rih notch collar (172 joints) 00:00 to 06:00 : rih notchcollar to 6938'; pumped by forward 45 bbls of treated water 8.4 ppg, no progress (hard top); pooh (150 joints) savia supervisor : alberto garcia

19-DEC-2012
Rig PETREX 25

Days on Location Well 93 2

Depth

Float Collar

Work type W.S.

Installation Bef.Serv. PKR Aft.Serv. From

Perforation Formation To

rih notch collar to 6938', pumped by forward 45 bbls of treated water 8.4 ppg,no progress (hard top); pooh notch collar to surface; rih bha with 4 5/8" bit to 6938'; rotated from 6938' to 6950', no advance 00:00 to 06:00 : pooh (210 joints) savia supervisor : alberto garcia

20-DEC-2012
Rig PETREX 25

Days on Location Well 94 3

Depth

Float Collar

Work type W.S.

Installation Bef.Serv. PKR Aft.Serv. From

Perforation Formation To

finished pooh bha tosurface; made trip with scraper to 6950'; waiting blt installation tubulars 00:00 to 06:00 : waiting blt installation tubulars savia supervisor : alberto garcia

COMPLETION and WORKOVER
Page 2

Well : BB-13
Date
21-DEC-2012
Rig PETREX 25

Location : OFFSHORE
Days on Location Well 95 4 Float Collar

Operation: PEÑA NEGRA
Remarks
Work type W.S. Installation Bef.Serv. PKR Aft.Serv. FromPerforation Formation To

Depth

waiting blt installation tubulars; at 23:00 arrived r-4 packer; measured 2 7/8" tubing 00:00 to 06:00 : rih r-4 packer + 206 joints of 2 7/8"; set packer at 6495' savia supervisor : alberto garcia

22-DEC-2012
Rig PETREX 25

Days on Location Well 96 5

Depth

Float Collar

Work type W.S.

Installation Bef.Serv. PKR Aft.Serv. From

PerforationFormation To

rih r4 packer + 206 joints of 2 7/8", set packer at 6495'; installed tubing hanger and set on tubing head; installed lateral valve on x-mas tree; m/u circulating lines; pumped 80 bbls of treated water; set r4 packer at 6497' (s.n. at 6496', tail at 6505')r/u swab lubricator; swabbed well from 5990' to 6480', recovered 3 bbls of fluid in 3 runs; wait recover fluid level 00:00 to 06:00...