July 2 |
July 3 |
July 4 |
July 5 |
July 6 |
July 7 |
July 8 |
|
Depth of previous day |
1977.40 |
1977.40 |
1980.70 |
1984.20 |
1995.75 |
||
Drilled depth (m) |
1980.70 |
1984.20 |
1995.75 |
||||
Wgt On Bit/table rev (t/rpm) |
1.5-3.5/60 |
2-4/60-70 |
5-6/50,
1-4/58 |
||||
Hole diameter (inch) |
6 core |
6 core |
6 core |
6-1/4 tricone, 6 core |
|||
Mud s.g./viscosity |
1.01/27-28 |
1.01-1.02/28 |
1.02/28-29 |
||||
In/Out mud temp (C) |
28.8-31.7/ 30.5-33.5 |
28.9-29.9/ 31.0-32.1 |
29.7-30.6/ 33.8-32.9 |
||||
Mud loss (kl/h) |
2 |
2-3 |
1-3 |
||||
Remarks |
Memory gauge recovered failed, reamling
down to 1975m, single shot |
Single shot (127-144 deg C), coring 1977.4-1980.7
m (68% of core recovery) |
Coring 1980.7-1984.2m recovery of 71.4% |
Drilling
from 1984.2 to 1994 m, single shot. coring |
Coring with
recovery of 85.7 %, end of drilling operation,
memory gauge after 11 and 20 hours of standing (temperature 103-136 deg C
after 11 hours, 116-150 deg C after 20 hours) |
June 25 |
June 26 |
June 27 |
June 28 |
June 29 |
June 30 |
July 1 |
|
Depth of previous day |
1812.00 |
1830.50 |
1855.40 |
1889.0 |
1902.10 |
1951.00 |
197.50 |
Drilled depth (m) |
1830.50 |
1855.40 |
1889.00 |
1902.10 |
1951.00 |
1975.50 |
1977.40 |
Wgt On Bit/table rev (t/rpm) |
5/60 |
5/60, 2/60 |
2-5/60 |
5/60, 1-3/60 |
5/60 |
5/60 |
2-4/60 |
Hole diameter (inch) |
6-1/4 tri-cone |
6-1/4 tri-cone, 6 core |
6-1/4 tri-cone 6 core |
6-1/4 tricone,
6 core |
6-1/4 tricone |
6-1/4 tricone,
6 core |
6 core |
Mud s.g./viscosity |
1.02/28 |
1.02/30-31 |
1.01-1.02/ 29-30 |
1.01/28 |
1.01-1.02/ 29-30 |
1.01/29 |
1.02/28 |
In/Out mud temp (C) |
32.9/35.3 |
35.6/39.8,
30.2/32.3 |
29.7-32.5/ 32.4-35.2 |
40.9-31.7/ 44.0-34.0 |
31.1/37.1,
41.2/44.3 |
43.7/46.5 |
33.3/35.3 |
Mud loss (kl/h) |
2-3 |
2-3 |
2-3 |
2 |
2 |
2-3 |
|
Remarks |
Reverse circulation for fulid sampling
at 1800 m, drilling w/ tricone bit. |
Driling 1830.5-1847 m, single shot, coring, (73-30/60 deg S19 deg E at 1837 m,
temperature of 81-85 deg C) |
Coring (1855.4-1856.7 m, 92.8 % of recovery),
reaming, drilling with tricone bit |
Drilling,
single shot, corin (89-100 deg C) |
Drilling |
Drilling,
single shot, coring (93 deg C) |
Coring 1975.5-1977.4
m, insertion of memory gauges after waiting for temperature recovery |
June 18 |
June 19 |
June 20 |
June 21 |
June 22 |
June 23 |
June 24 |
|
Depth of previous day |
1780.00 |
1792.00 |
1800.00 |
1812.00 |
1812.00 |
1812.00 |
1812.00 |
Drilled depth (m) |
1792.00 |
1800.00 |
1812.00 |
||||
Wgt On Bit/table rev (t/rpm) |
2-6/50-60 |
1-4/60-70 |
2-6/50-60 |
||||
Hole diameter (inch) |
6 core 6-1/4 tricone |
6 core |
6 core 6-1/4 tricone |
||||
Mud s.g./viscosity |
1.01-1.02/30-31 |
1.02/29-30 |
1.02/30 |
||||
In/Out mud temp (C) |
26.0-29.8/30-31.4 |
27.9-29.6/29.7-31.1 |
35.9/38.5 |
||||
Mud loss (kl/h) |
4-6 |
3-5 |
|||||
Remarks |
Coring 1780-1782.8 m (recovery of 68
%), reaming and drilling (1782.8-1792 m), single shot |
Coring 1792-1797.95 m (100% recovery),
1797.95-1800.80 m, 64-80 deg C. |
Coring 1800-1800.8 m (100% recovery),
reaming, drilling to 1812 m, single shot w/memory gauge, preparation
for logging (TLC) |
TLC preparation,
logging 1st run (SP, GR, sonic, registivity), cable stucking, checking |
Testing
TLC, succeeded 1st run of logging from 1799 to 1550 m, 2nd run (FMS,
GR, neutron) |
Logging,
preparation of VSP |
Setting
VSP sonde (wire-lined) down to 737 m depth, and measurement at every
20 m, followed by putting memory gauge of temperature down to 1812 m. |
June 11 |
June 12 |
June 13 |
June 14 |
June 15 |
June 16 |
June 17 |
|
Depth of previous day |
1694.90 |
1704.00 |
1708.30 |
1745.00 |
1753.30 |
1754.30 |
1761.50 |
Drilled depth (m) |
1704.00 |
1708.30 |
1745.00 |
1753.30 |
1754.30 |
1761.50 |
1780.00 |
Wgt On Bit/table rev (t/rpm) |
0-3/70-85 |
1-3/50-80 |
2-6/50 |
2-5/60 |
1/60 |
1-4/10-60 |
6/50-60 |
Hole diameter (inch) |
6 core |
6 core, 6-1/4 tricone |
6-1/4 tricone |
6 core |
6 core |
6 core |
6-1/4 tricone |
Mud s.g./viscosity |
1.01/30 |
1.01-1.02/29-30 |
1.02/30-31 |
1.02/31 |
1.02/30-31 |
1.02/31 |
|
In/Out mud temp (C) |
22/23.4 |
28.5-33.6/31.4-36.1 |
30.8-30.9/32.3-32.8 |
23.4/25 |
27.1-27.9/28.8-30.2 |
34.2/36.8 |
|
Mud loss (kl/h) |
2-3 |
2-3 |
2-3 |
3-4 |
2-3 |
2-3 |
2-3 |
Remarks |
Coring with recovery of 96 and 92.5 %.
Single shot, |
Coring (recovery 74.4 %),
and drilling, single shot (82-85 deg C), 74 deg S19 deg E |
Drilling w/ tricon bit (1708.3-1745
m) |
Single shot
(72-89 deg C), coring (recovery 94 %), 73-30/60
deg S19 deg E. |
Memory gauge,
coring |
Coring 1754.3-1757.9
m (recovery 100 %) |
Drilling
with tricone bit, single shot 73 deg S19 deg E at 1770 m, 74-68 deg
C. |
June 4 |
June 5 |
June 6 |
June 7 |
June 8 |
June 9 |
June 10 |
|
Depth of previous day |
1555.00 |
1555.00 |
1555.00 |
1570.50 |
1584.30 |
1613.00 |
1685.50 |
Drilled depth (m) |
1570.50 |
1584.30 |
1613.00 |
1685.50 |
1694.90 |
||
Wgt On Bit/table rev (t/rpm) |
3-4/40 |
5/50 |
3-6/50-60 |
3-6/60 |
5-6/50 |
2-6/70 |
|
Hole diameter (inch) |
8-5/8 |
6-1/4 |
6-1/4 |
6-1/4 tricon.
6-7/32 coring |
6-1/4 tricon,
6-7/32 coring |
6-1/4 |
6-1/4 6 coring |
Mud s.g./viscosity |
1.01/31 |
1.01/30-31 |
1.01-1.02/30-32 |
1.02/31-32 |
1.02/32 |
||
In/Out mud temp (C) |
31/34 |
27-33/27-37 |
26-33/29-34 |
31-36.4/35-38.1 |
25/27 |
||
Mud loss (kl/h) |
5 |
2-6 |
3.5-5 |
4-5 |
3-4 |
2-4 |
|
Remarks |
7-inch liner setting, hanger set
at 747.83 m, liner cementing (12.6 tons of cement with density
of 1.80), preparation of 6-1/4 inch drilling |
Preparation of 6-1/4 inch drilling,
reaming |
Reaming, drilling |
Drilling,
single-shot for orientation, reaming, coring (72-30-60 deg S19deg E at 1572 m) Temperature during single-shot is 60-63 deg C. |
Coring 1584.3-1590.7
m, core recovery 100 %, reaming, drilling |
Drilling |
Drilling,
single shot, Setting memory gauge to get a temperature profile to the well
bottom with standing time 7hr10m, coring (73-20/60 deg S19deg E at 1680 m) |
May 28 |
May 29 |
May 30 |
May 31 |
June 1 |
June 2 |
June 3 |
|
Depth of previous day |
1466.00 |
1474.00 |
1529.00 |
1555.00 |
1555.00 |
1555.00 |
1555.00 |
Drilled depth (m) |
1474.00 |
1529.00 |
1555.00 |
1555.00 |
|||
Wgt On Bit/table rev (t/rpm) |
13-14/DHM
7/40 |
12-15/DHM
7/40 |
13-15/DHM
7/40 |
||||
Hole diameter (inch) |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
Mud s.g./viscosity |
1.02/33 |
1.02/31 |
1.02/32 |
||||
In/Out mud temp (C) |
25/28 |
28-31/31-32 |
34/35 |
||||
Mud loss (kl/h) |
8 |
7-8 |
|||||
Remarks |
DHM boken, exchanging DHM and bit,
DHM drilling |
DHM drilling, sending sweep mud,
cleaning. Setting gas sensor (CO, H2S, and O2), gas masks, air respirators and blower on deck. (73-36/60 deg S20-04/60 deg E at 1477 m, 73-30/60 deg S18-34/60 deg E at 1504 m) H2S (=<30 ppm) and CH4 (=<12 ppm) were detected by GFZ mud log during cleaning. |
DHM drilling, sending sweep mud,
cleaning, back reaming, pulling off of all pipes (72-47/60
deg and S15-10/60 deg E at 1534 m) |
Reaming,
cleaning, back reaming, preparation of logging |
Logging
down to 1540m 1st run (FMI, SP, GR, sonic, resistivity |
Logging down to 1540 m 2nd run denisity, SP, GR |
gauging,
reaming, preparation of casing set, connecting liner hanger |
May 21 |
May 22 |
May 23 |
May 24 |
May 25 |
May 26 |
May 27 |
|
Depth of previous day |
1180.00 |
1202.40 |
1248.00 |
1292.40 |
1313.00 |
1379.00 |
1420.00 |
Drilled depth (m) |
1202.40 |
1248.00 |
1291.90 |
1313.0 |
1379.00 |
1420.00 |
1466.00 |
Wgt On Bit/table rev (t/rpm) |
8-9/DHM
5-6/30 |
9-11/DHM
5-7/30 |
8-11/DHM
5-7/30 |
9-14/DHM
7/40 |
12-15/DHM
6-7/40 |
12-13/DHM
6-7/40 |
12-17/DHM
7/40-50 |
Hole diameter (inch) |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
Mud s.g./viscosity |
1.02-1.03/31 |
1.02/30 |
1.02/28 |
1.02/33 |
1.03/36-37 |
1.03/32-34 |
1.02/32-33 |
In/Out mud temp (C) |
20-21/21-22 |
23-24/24 |
23-24/24-25 |
22/23 |
26-27/28-29 |
27/29 |
28/29-33 |
Mud loss (kl/h) |
0 |
10 |
9-10 |
10 |
8-10 |
8-9 |
8-9 |
Remarks |
Battery
change of EM-MWD, reaming, DHM drilling |
DHM drilling, reaming, sending sweep
mud
(73-50/60 deg S13-25/60 deg
E at 1189 m, 74-32/60 deg S15-36///60 deg E at 1226 m) |
DHM drilling,
reaming, sending sweep mud (74-20/60 deg S13-49/60 deg E at 1254 m) |
DHM drilling,
changing drilling tool combination, sending sweep mud,
loaded around 886 m, reaming, DHM drilling (74-19/60 deg S14-01/60 deg E at 1273 m) |
DHM drilling,
sending sweep mud (73-31/60 deg S14-31/60 deg E at 1311 m, 73-03/60 deg S14-9/60 deg E at 1338 m) |
DHM drilling,
sending sweep mud, backreaming (73-55/60 deg S17-54/60 deg E at 1366 m, 73-55/60 deg S19-40/60 deg E at 1394 m) |
DHM drilling,
sending sweep mud, back reaming-wipertrip (73-52/60 deg S18-43/60 deg E at 1428 m, 73-53/60 deg S18-46/60 deg E at 1449 m) |
May 14 |
May 15 |
May 16 |
May 17 |
May 18 |
May 19 |
May 20 |
|
Depth of previous day |
812 |
856.50 |
923.50 |
985.00 |
1022.70 |
1081.20 |
1131.30 |
Drilled depth (m) |
856.50 |
923.50 |
985.00 |
1022.70 |
1081.20 |
1131.30 |
1180.00 |
Wgt On Bit/table rev (t/rpm) |
5-6/DHM |
6-10/DHM
5-6/30 |
7-10/DHM
5-6/30 |
10/DHM 6-7/30 |
8-12/DHM
5-8/30 |
6-10/DHM
5-6/30 |
7-9/DHM
4-6/30 |
Hole diameter (inch) |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
8-5/8 |
Mud s.g./viscosity |
1.01-1.03/30-36 |
1.03/35-36 |
1.02/34-36 |
1.02-1.03/35-36 |
1.02/34-36 |
1.01/32-33 |
1,01-1,02/30-32 |
In/Out mud temp (C) |
20/23 |
22-23/23-25 |
19-22/19-22 |
21-16/19-17 |
19-20/20 |
19/19-20 |
19-22/23 |
Mud loss (kl/h) |
0 |
0 |
65 to 14 |
18 to 13 |
10-20 |
7-10 |
8-10 |
Remarks |
Reaming,
drilling with DHM+MWDat (70-20/60 deg S4-54/60W at
812.5 m depth) |
DHM drilling (69-53/60 deg S3-36/60 deg W at 822 m, 69-32/60 deg S1deg W at 849 m, 70-10/60 deg S1-42/60 deg at 886 m) |
DHM drilling,
lost circulation at 924.5 m (71-6/60 deg S3-35/60E at 904 m, 71-44/60 deg S3-36/60 degE at 932 m) |
Drilling
with DJM, cleaning (71-46/60 deg S4-28/60E at 959 m, 72-7/60 deg S7-18/60 E deg at 996 m) |
DHM drilling,
reaming, addition of HWDP (72-43/60 deg S10-59/60 deg
E at 1005 m, 73 deg S12-50/60 deg E at 1061 m) |
HWDP drilling
(72-39/60 deg S8-54/60 deg E at 1088 m) |
DHM drilling,
back reaming (72-47/60 deg S9-54/60 deg E at 1116 m. 73-38
deg S11-25/60 deg E at 1162 m) |
May 7 |
May 8 |
May 9 |
May 10 |
May 11 |
May 12 |
May 13 |
|
Depth of previous day |
824.00 |
824.00 |
824.00 |
824.00 |
824.00 |
824.00 |
824.00 |
Drilled depth (m) |
(812) |
||||||
Wgt On Bit/table rev (t/rpm) |
3-4 |
||||||
Hole diameter (inch) |
8-5/8" |
||||||
Mud s.g./viscosity |
1.01/30 |
||||||
In/Out mud temp (C) |
17/17 |
||||||
Mud loss (kl/h) |
0 |
||||||
Remarks |
Preparation
of resumption of drilling (working coffice, water
supply, DP, DC, STAB, oil tank) |
Preparation
of resumption of drilling (generator, centrifuge,
electricity, TDS introduction) |
Preparation
of resumption of drilling (TDS setting, DP, Casing
introduction, electrical wiring, water lining, solid control
setting) |
Preparation
of resumption of drilling (TDS setting, water lining,
electrical wiring, test operation, mud introduction) |
Preparation
of resumption of drilling (TDS; torctrack & guiderail, water lining, electrical wiring, water pumping test, emergency slide setting, pipe ruck setting) |
Preparation of resumption
of drilling (TDS details setting, water pumping test,
introduction of DP, DC, JAR etc) |
Pulling
out of bore-hole -assemblage used for anchor during suspension
period, assemble of reaming pipes, temperature logging,
reaming). Temperature at 735 m depth is 21 deg. C. |
*Preparation of resumption of
drilling in early May.
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