Daily Drilling Report
Well: NO 15/9-19 B
Report period: 1997-12-08T00:00:00+01:00 to 1997-12-09T00:00:00+01:00
Wellbore info:
dTimSpud: 1997-12-05T00:00:00+01:00
daysBehind: 29.1
operator: Statoil
rigAlias: name: BYFORD DOLPHIN
name: 341331
Status:
dTim: 1997-12-09T00:00:00+01:00
dTimDiaHoleStart: 1997-12-05T15:00:00+01:00
diaHole: 8.5
distDrill: -999.99
elevKelly: 25
fixedRig: false
forecast24Hr: COMPLETE RUNNING 7" LINER ON 5" DP. CEMENT LINER. POOH WITH LINER HGR.
RUNNING TOOL - TESTING 7"LINER X 9 5/8"BEFORE POOH.START TESTING BOPS.
hpht: 0
md: 3220
mdCsgLast: 4643
mdDiaHoleStart: 2911
mdKickoff: 2911
mdPlanned: -999.99
presTestType: leak off test
reportNo: 4
ropCurrent: -999.99
strengthForm: 1.73
sum24Hr: FINISHED BACKREAMING/POOH TO 2163M/10 M ABOVE 9 5/8" WINDOW.CIRCULATED
UNTIL SHAKERS WERE CLEAN. FINISH POOH. MU CMT.STAND.RAN 7"LINER & HGR.
tightWell: 0
tvd: 2472
waterDepth: 85
wellheadElevation: 106.5
Drilling fluid:
dTim: 1997-12-08T08:00:00+01:00
density: 1.52
locationSample: Flowline
md: 3220
mudClass: other
presBopRating: 999
pv: 42
type: ULTIDRILL
visFunnel: 81
yp: 12.5
dTim: 1997-12-08T20:00:00+01:00
density: 1.52
locationSample: Active pit
md: 3220
mudClass: other
presBopRating: 999
pv: 43
type: ULTIDRILL
visFunnel: 84
yp: 14
Pore pressure:
dTim: 1997-12-09T00:00:00+01:00
equivalentMudWeight: 1.03
md: 3220
readingKind: estimated
Survey stations:
Activities:
comments: BACKREAMED OUT FROM 3177 - 2961 M. LOST 0,75 M3 OF MUD ON 1 STAND Ø 2961 M & SAW INCREASE IN STANDPIPE PRESSURE TREND.
dTimEnd: 1997-12-08T02:00:00+01:00
dTimStart: 1997-12-08T00:00:00+01:00
md: 2961
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CIRCULATED BOTTOMS UP - LOST 0,95 M3 MUD WHILE CIRCULATING. CUTTINGS CONTINUE TO COME ACROSS SHAKERS.
dTimEnd: 1997-12-08T03:00:00+01:00
dTimStart: 1997-12-08T02:00:00+01:00
md: 2961
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: BACKREAMED OUT FROM 2961 - 2500 M; SAME PARAMETERS - CONSTANTLY BOOSTING RISER VIA CHOKE LINE. CUTTINGS CONTINUE TO RETURN TO SHAKERS. Ø 2615 M HAD PRESSURE INCREASE OF 10 BAR; REAMED STAND TWICE &PRESSURE RETURNED TO NORMAL. AS OF 0600 HRS. HAD LOST TOTAL OF 3,4 M3 WHILE B/R OUT & CIRCULATING.
dTimEnd: 1997-12-08T06:00:00+01:00
dTimStart: 1997-12-08T03:00:00+01:00
md: 2500
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CONTINUED TO BACKREAM OUT FROM 2500 - 2210 M. PULLED THROUGH 9 5/8" WINDOW Ø 2178 - 2183 M  UNTIL BIT DEPTH = 2163 M.
dTimEnd: 1997-12-08T08:00:00+01:00
dTimStart: 1997-12-08T06:00:00+01:00
md: 2163
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: CIRCULATED UNTIL SHAKERS CLEANED-UP -CIRC. Ø 1500 LPM DOWN DRILLSTRING & CONSTANTLY BOOSTING RISER Ø 3075 LPM. FLOWCHECKED HOLE BEORE POOH.
dTimEnd: 1997-12-08T11:00:00+01:00
dTimStart: 1997-12-08T08:00:00+01:00
md: 2163
phase: fixed
proprietaryCode: drilling -- circulating conditioning
state: ok
stateDetailActivity: success
comments: CONTINUED TO POOH FROM 2163 - 87 M.
dTimEnd: 1997-12-08T14:00:00+01:00
dTimStart: 1997-12-08T11:00:00+01:00
md: 87
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: DERRICKMAN ACCIDENTALLY ALLOWED 15 STANDS OF 3 1/2" DP TO BE RELEASED FROM FINGERBOARD - ACROSS DERRICK. HAD TO STOP POOH & RACK BACK THE 15 STANDS.
dTimEnd: 1997-12-08T14:30:00+01:00
dTimStart: 1997-12-08T14:00:00+01:00
md: 87
phase: fixed
proprietaryCode: interruption -- maintain
state: ok
stateDetailActivity: success
comments: FINISHED POOH WITH BHA - STANDING BACK ALL TUBULARS.
dTimEnd: 1997-12-08T15:00:00+01:00
dTimStart: 1997-12-08T14:30:00+01:00
md: 0
phase: fixed
proprietaryCode: drilling -- trip
state: ok
stateDetailActivity: success
comments: MU NODECO CEMENT HEAD & STOOD BACK IN DERRICK.
dTimEnd: 1997-12-08T16:00:00+01:00
dTimStart: 1997-12-08T15:00:00+01:00
md: 0
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: RU TO RUN 7" LINER; HELD SAFETY MEETING ON RIG FLOOR.
dTimEnd: 1997-12-08T18:00:00+01:00
dTimStart: 1997-12-08T16:00:00+01:00
md: 0
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
comments: RAN 47 JTS. OF 7" 32 PPF L-80 NEW VAM LINER  TO 571 M. FILLING LINER EVERY 5 JTS.
dTimEnd: 1997-12-09T00:00:00+01:00
dTimStart: 1997-12-08T18:00:00+01:00
md: 571
phase: fixed
proprietaryCode: drilling -- casing
state: ok
stateDetailActivity: success
Lithology and shows: