Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-12-09T00:00:00+01:00 to 1997-12-10T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-12-05T00:00:00+01:00
daysBehind: 30.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-12-10T00:00:00+01:00
dTimDiaHoleStart: 1997-12-05T15:00:00+01:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: COMPLETE LD 7" LINER. TEST BOPS & SURFACE EQUIPMENT. RIH & WIPE HOLE -
S/C DRILLINE ON TIH.
hpht: 0
md: 3220
mdCsgLast: 4643
mdDiaHoleStart: 2911
mdKickoff: 2911
mdPlanned: -999.99
presTestType: leak off test
reportNo: 5
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: CONTINUED TO RUN 7" LINER ON 5" DP FROM 1129 - 2849M. TIGHT HOLE Ø
2849M; LOST RETURNS WHEN HOLE PACKED-OFF WHILE TRYING TO WASH DOWN.
WORKED/ROTATED DOWN TO 2901 M; UNABLE TO PASS. POOH WITH 7" LINER.
tightWell: 0
tvd: 2472
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-12-09T20:00:00+01:00
density: 1.52
locationSample: Active pit
md: 3220
mudClass: other
presBopRating: 999
pv: 43
type: ULTIDRILL
visFunnel: 86
yp: 14.5
Pore pressure:
dTim: 1997-12-10T00:00:00+01:00
equivalentMudWeight: 1.03
md: 3220
readingKind: estimated
Survey stations:
Activities:
comments: CONTINUED RUNNING 7" LINER TO 1094 M; TOTAL OF 90 JTS. RAN.
dTimEnd: 1997-12-09T04:00:00+01:00
dTimStart: 1997-12-09T00:00:00+01:00
md: 1094
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: MU NODECO 7" X 9 5/8" LINER HANGER INTO 7" LINER STRING.
dTimEnd: 1997-12-09T05:00:00+01:00
dTimStart: 1997-12-09T04:00:00+01:00
md: 1101
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: MU 1 STD. 5" DP ONTO HANGER'S SETTING TOOL. CIRCULATED 1 LINER VOLUME.
dTimEnd: 1997-12-09T06:00:00+01:00
dTimStart: 1997-12-09T05:00:00+01:00
md: 1129
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: CONTINUED TO RUN 7" LINER - ON 5" DP - FROM 1129 - 2849 M. DRIFTED DP TO 2 3/4" WHILE RUNNING; FILLED PIPE EVERY 5 STDS. BROKE CIRC. Ø 2162 M - WINDOW Ø 2178 M - WITH 380 LPM Ø 31 BAR; PU WT = 95 MT & SO WT = 77 MT Ø 2162 M. LOSING MUD WHILE RUNNING 7" LINER; TOTAL MUD LOST = 5,6 M3.
dTimEnd: 1997-12-09T14:30:00+01:00
dTimStart: 1997-12-09T06:00:00+01:00
md: 2849
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: HOLE TIGHT Ø 2849 M. WHILE TRYING TO WASH DOWN LINER Ø 270 LPM, HOLE PACKED-OFF - WITH FLOAT SHOE Ø 2895 M.
dTimEnd: 1997-12-09T16:00:00+01:00
dTimStart: 1997-12-09T14:30:00+01:00
md: 2895
phase: fixed
proprietaryCode: drilling -- casing
state: fail
stateDetailActivity: operation failed
comments: POOH TO 2829 M & ESTABLISHED CIRCULATION - 340 LPM Ø 38 BAR. ATTEMPTED AGAIN TO WASH LINER DOWN - HOLE PACKED-OFF AGAIN - WITH FLOAT SHOE Ø 2878 M.
dTimEnd: 1997-12-09T17:00:00+01:00
dTimStart: 1997-12-09T16:00:00+01:00
md: 2878
phase: fixed
proprietaryCode: drilling -- casing
state: fail
stateDetailActivity: operation failed
comments: WORKED DOWN LINER-WITHOUT ROTATING-WHILE TRYING TO REGAIN CIRCULATION. HOLE PACKED-OFF AGAIN.ROTATED & WORKED DOWN-SLACKING OFF WEIGHT OF ENTIRE STRING-TO 2901 M. WHILE TRYING ESTABLISH CIRCULATION HELD 35/40 BAR BELOW 7" SHOE. MAXIMUM TORQUE UTILIZED = 24,OOO NM;PU WT=145 MT. UNABLE TO PASS 2901 M.
dTimEnd: 1997-12-09T18:30:00+01:00
dTimStart: 1997-12-09T17:00:00+01:00
md: 2901
phase: fixed
proprietaryCode: drilling -- casing
state: fail
stateDetailActivity: operation failed
comments: POOH WITH 5" DP X 7" LINER FROM 2901 - 1830 M. HAD TO PUMP-OUT 6 STDS. OF THE FIRST 9 STDS. OUT DUE TO SWABBING; MAXIMUM PULL = 172 MT. HAD 14 MT ADDITIONAL DRAG WHILE PULLING SHOE INTO 9 5/8" WINDOW; FLOW-CHECKED Ø WINDOW FOR 15 MINUTES BEFORE CONTINUING TO POOH.
dTimEnd: 1997-12-10T00:00:00+01:00
dTimStart: 1997-12-09T18:30:00+01:00
md: 1830
phase: fixed
proprietaryCode: drilling -- casing
state: fail
stateDetailActivity: operation failed
Lithology and shows: