Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-11-25T00:00:00+01:00 to 1997-11-26T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-11-10T00:00:00+01:00
daysBehind: 16.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-11-26T00:00:00+01:00
dTimDiaHoleStart: 1997-11-09T22:00:00+01:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: DRILL CEMENT SQUEEZE PLUG OUT. DRILL 8 1/2" HOLE FROM 3054 M TO CORE
POINT AT +\- 3910 M.
hpht: 0
md: 3054
mdCsgLast: 4643
mdDiaHoleStart: 2231
mdKickoff: 2911
mdPlanned: -999.99
presTestType: leak off test
reportNo: 17
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: SLIPPED AND CUT DRILLING LINE. FINISHED POOH. TESTED BOP. RIH WITH
DRILLING BHA. BEGAN WASHING TO BOTTOM FROM 2600 M.
tightWell: 0
tvd: 2328
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-11-25T23:59:00+01:00
density: 1.49
md: 3054
mudClass: other
presBopRating: 999
pv: 22
type: ULTIDRILL
visFunnel: 78
yp: 11
Pore pressure:
dTim: 1997-11-26T00:00:00+01:00
equivalentMudWeight: 1.03
md: 3054
readingKind: estimated
Survey stations:
Activities:
comments: FINISHED POOH TO INSIDE CASING WINDOW. NO LOSSES, NO GAINS.
dTimEnd: 1997-11-25T00:30:00+01:00
dTimStart: 1997-11-25T00:00:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: CLOSED UPR AND LINED UP HALLIBURTON. SQUEEZED 1.5 M3 MUD DOWN DRILL PIPE 100 LITERS AT A TIME, HESITATING 1 MINUTE BETWEEN PUMPING. PRESSURE AFTER STOPPING PUMP 28-30 BAR, AFTER 1 MINUTE 27-29 BAR. TOTAL MUD PUMPED DOWN DRILL PIPE 2.2 M3 (.8 M3 TO REACH LEAK OFF PRESSURE AND 1.5 M3 SQUEEZED).
dTimEnd: 1997-11-25T02:00:00+01:00
dTimStart: 1997-11-25T00:30:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: HELD AND AND MONITORED PRESSURE ON WELL. PRESSURE DROPPED FROM 27.1 BAR TO 20.6 BAR IN 1.5 HOURS AND STABILIZED FOR .5 HOURS.
dTimEnd: 1997-11-25T04:00:00+01:00
dTimStart: 1997-11-25T02:00:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: BLED PRESSURE OFF DRILL PIPE - 0.9 M3 MUD BLED BACK. 17 BAR PRESSURE REMAINED ON ANNULUS. BLED OFF PRESSURE AND 1.1 M3. CIRCULATED BOTTOMS UP. MAX GAS 8.5%. NO GAINS, NO LOSSES - 2000 LPM CIRCULATING RATE.
dTimEnd: 1997-11-25T05:30:00+01:00
dTimStart: 1997-11-25T04:00:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: SLIPPED AND CUT DRILLING LINE.
dTimEnd: 1997-11-25T06:00:00+01:00
dTimStart: 1997-11-25T05:30:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- maintain
state: ok
stateDetailActivity: success
comments: FINISHED SLIPPING AND CUTTING DRILLING LINE (EXTRA TIME DUE TO RECENT HIGH WINDS HAVING FOULED HANGOFF LINES IN DERRICK).
dTimEnd: 1997-11-25T07:30:00+01:00
dTimStart: 1997-11-25T06:00:00+01:00
md: 2223
phase: fixed
proprietaryCode: interruption -- maintain
state: ok
stateDetailActivity: success
comments: FINISHED POOH. CHANGED SAVER SUB ON TDS.
dTimEnd: 1997-11-25T12:00:00+01:00
dTimStart: 1997-11-25T07:30:00+01:00
md: 0
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: MADE UP JET SUB, 3 STANDS HWDP, BOP TEST TOOL, AND RIH. JETTED WELLHEAD (8% MAX GAS). TESTED BOP ON BLUE POD FROM DRILL FLOOR - RAMS, FAILSAFES, AND LAP TO 35/345 BAR FOR 5/10 MINUTES, UAP TO 35/241 BAR FOR 5/10 MINUTES. FUNCTION TESTED BOP FROM TP OFFICE ON YELLOW POD. TESTED ACOUSTIC SYSTEM. POOH WITH TEST TOOL AND L/D TOOL AND JET SUB.
dTimEnd: 1997-11-25T17:30:00+01:00
dTimStart: 1997-11-25T12:00:00+01:00
md: 0
phase: fixed
proprietaryCode: drilling -- bop activities
state: ok
stateDetailActivity: success
comments: MADE UP BIT TO MOTOR. DUMPED MEMORY AND CHANGED OUT MWD'S. SET AKO AT 1.2 DEG. AND CHECKED ALIGNMENT WITH MWD. FINISHED RIH WITH BHA.
dTimEnd: 1997-11-25T22:00:00+01:00
dTimStart: 1997-11-25T17:30:00+01:00
md: 150
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
comments: RIH ON DRILL PIPE. BROKE CIRCULATION EVERY 500 M.
dTimEnd: 1997-11-26T00:00:00+01:00
dTimStart: 1997-11-25T22:00:00+01:00
md: 1509
phase: fixed
proprietaryCode: interruption -- lost circulation
state: fail
stateDetailActivity: circulation loss
Lithology and shows: