NPD_110412124707-(cRH).xml
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<witsml:drillReports version="1.4.0.0" xmlns:witsml="http://www.witsml.org/schemas/1series" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.witsml.org/schemas/1series file:///www.reportinghub.no/input/ddr/xsd/1.2/WITSML_drillReport_profiled_schema_2011_05_07.xsd">
<witsml:drillReport>
<witsml:nameWell>25/8-C-23</witsml:nameWell>
<witsml:nameWellbore>25/08-C-23 B</witsml:nameWellbore>
<witsml:name>25/8-C-23</witsml:name>
<witsml:dTimStart>2011-04-05T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-06T06:00:00.001Z</witsml:dTimEnd>
<witsml:versionKind>normal</witsml:versionKind>
<witsml:createDate>2011-04-12T10:47:00.001Z</witsml:createDate>
<witsml:wellAlias>
<witsml:name>25/8-C-23</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellAlias>
<witsml:wellboreAlias>
<witsml:name>25/8-C-23 B</witsml:name>
<witsml:namingSystem>NPD code</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellboreAlias>
<witsml:name>6480</witsml:name>
<witsml:namingSystem>NPD number</witsml:namingSystem>
</witsml:wellboreAlias>
<witsml:wellDatum>
<witsml:name>Kelly Bushing</witsml:name>
<witsml:code>KB</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellDatum>
<witsml:name>Sea Level</witsml:name>
<witsml:code>SL</witsml:code>
<witsml:elevation uom="m">32</witsml:elevation>
</witsml:wellDatum>
<witsml:wellboreInfo>
<witsml:dTimSpud>2011-01-24T06:00:00.001Z</witsml:dTimSpud>
<witsml:operator>Esso Norway</witsml:operator>
<witsml:drillContractor>KCA Deutag</witsml:drillContractor>
<witsml:rigAlias>
<witsml:name>Ringhorne</witsml:name>
<witsml:namingSystem>NPD Name</witsml:namingSystem>
</witsml:rigAlias>
<witsml:rigAlias>
<witsml:name>280849</witsml:name>
<witsml:namingSystem>NPD Code</witsml:namingSystem>
</witsml:rigAlias>
</witsml:wellboreInfo>
<witsml:statusInfo>
<witsml:dTim>2011-04-05T06:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6292</witsml:md>
<witsml:presTestType>formation integrity test</witsml:presTestType>
<witsml:distDrill uom="m">138</witsml:distDrill>
<witsml:elevKelly uom="m">60.2999992370605</witsml:elevKelly>
<witsml:sum24Hr>Circulate and condition hole at 6154m. Resume drilling 8-1/2" production hole section from 6154m to 6162m. Continue to circulate and condition hole to remove cuttings from hole and attempt to reduce loss rate. Resume drilling 8-1/2" production hole section from 6162m to 6292m. Losses ranging from 6 m3/hr to 19 m3/hr while drilling and circulating. </witsml:sum24Hr>
<witsml:forecast24Hr>Continue to drill 8-1/2" production hole section to TD. Circulate and condition hole.</witsml:forecast24Hr>
<witsml:ropCurrent uom="m/h">9.51724137931035</witsml:ropCurrent>
</witsml:statusInfo>
<witsml:bitRecord>
<witsml:numBit>b6</witsml:numBit>
<witsml:diaBit uom="in">8.50000015393957</witsml:diaBit>
<witsml:manufacturer>Hughes-Christensen</witsml:manufacturer>
<witsml:codeMfg>HCM 607</witsml:codeMfg>
</witsml:bitRecord>
<witsml:bitRecord>
<witsml:numBit>b6</witsml:numBit>
<witsml:diaBit uom="in">8.50000015393957</witsml:diaBit>
<witsml:manufacturer>Hughes-Christensen</witsml:manufacturer>
<witsml:codeMfg>HCM 607</witsml:codeMfg>
</witsml:bitRecord>
<witsml:bitRecord>
<witsml:numBit>b6</witsml:numBit>
<witsml:diaBit uom="in">8.50000015393957</witsml:diaBit>
<witsml:manufacturer>Hughes-Christensen</witsml:manufacturer>
<witsml:codeMfg>HCM 607</witsml:codeMfg>
</witsml:bitRecord>
<witsml:bitRecord>
<witsml:numBit>b6</witsml:numBit>
<witsml:diaBit uom="in">8.50000015393957</witsml:diaBit>
<witsml:manufacturer>Hughes-Christensen</witsml:manufacturer>
<witsml:codeMfg>HCM 607</witsml:codeMfg>
</witsml:bitRecord>
<witsml:fluid>
<witsml:type>Oil Based</witsml:type>
<witsml:dTim>2011-04-05T09:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6162</witsml:md>
<witsml:tvd uom="m">1799.94559164957</witsml:tvd>
<witsml:presBopRating uom="bar">344.7378515625</witsml:presBopRating>
<witsml:mudClass>oil based</witsml:mudClass>
<witsml:density uom="g/cm3">1370</witsml:density>
<witsml:pv uom="mPa.s">19</witsml:pv>
<witsml:yp uom="Pa">5.745631</witsml:yp>
</witsml:fluid>
<witsml:fluid>
<witsml:type>Oil Based</witsml:type>
<witsml:dTim>2011-04-05T14:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6162</witsml:md>
<witsml:tvd uom="m">1799.94559164957</witsml:tvd>
<witsml:presBopRating uom="bar">344.7378515625</witsml:presBopRating>
<witsml:mudClass>oil based</witsml:mudClass>
<witsml:density uom="g/cm3">1380</witsml:density>
<witsml:pv uom="mPa.s">17</witsml:pv>
<witsml:yp uom="Pa">5.266829</witsml:yp>
</witsml:fluid>
<witsml:fluid>
<witsml:type>Oil Based</witsml:type>
<witsml:dTim>2011-04-05T20:45:00.001Z</witsml:dTim>
<witsml:md uom="m">6225</witsml:md>
<witsml:tvd uom="m">1799.96139825117</witsml:tvd>
<witsml:presBopRating uom="bar">344.7378515625</witsml:presBopRating>
<witsml:presBopRating uom="bar">344.7378515625</witsml:presBopRating>
<witsml:mudClass>oil based</witsml:mudClass>
<witsml:density uom="g/cm3">1370</witsml:density>
<witsml:pv uom="mPa.s">17</witsml:pv>
<witsml:yp uom="Pa">5.745631</witsml:yp>
</witsml:fluid>
<witsml:fluid>
<witsml:type>Oil Based</witsml:type>
<witsml:dTim>2011-04-06T04:00:00.001Z</witsml:dTim>
<witsml:md uom="m">6280</witsml:md>
<witsml:mudClass>oil based</witsml:mudClass>
<witsml:density uom="g/cm3">1380</witsml:density>
<witsml:pv uom="mPa.s">18</witsml:pv>
<witsml:yp uom="Pa">7.182039</witsml:yp>
</witsml:fluid>
<witsml:activity>
<witsml:dTimStart>2011-04-05T06:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-05T06:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6154</witsml:md>
<witsml:tvd uom="m">1799.94758440832</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>drilling -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Continue to circulate and condition mud after hole attempting to pack off. Pump 1600 lpm / 177-185 bar, 150 RPM. Loss rate reduced to 15 m3/hr.
ECD: 1,53 - 1,56 sg.
Cuttings weight:
0600hrs - 8kg/min (150 RPM, 1600 lpm)</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-05T06:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-05T08:30:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6162</witsml:md>
<witsml:tvd uom="m">1799.94559164957</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>drilling -- drill</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Continue drilling 8-1/2" production hole section. Reduce RPM to 80 and increase pump rate to 1850 lpm to send downlink. Resume drilling f/ 6154m to 6162m. 1600 lpm, 180 bar, 31-33 kNm drilling torque, 3-4 ton WOB. Losses while drilling from 8 m3/hr to 12,2m3/hr
ECD: 1,50-1,55 sg
Cuttings weight
0700hrs - 6 kg/min
0800hrs - 6 kg/min</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-05T08:30:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-05T14:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6162</witsml:md>
<witsml:tvd uom="m">1799.94559164957</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>drilling -- circulating conditioning</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Circulate and condtion hole to remove cuttings and attempt to heal loss rate. Pump 1600 lpm, 180 bar, 150 RPM. Step up pump rate from 1600 lpm to 1850 lpm in 50 lpm incriments. Observed stabile losses of 16-17 m3/hr while circulating. Reduced RPMs to 130 while stepping up flow rates to maintain stable losses. Continue circulating hole clean with 1800 lpm, 212 bar, 130 RPM, 30 kNm torque. Record string weights while circulating. 130 ton Up weight (145 ton peak), 60 ton Down weight (45 ton peak), 87 ton Rotating weight.
Losses between 9 m3/hr to 23 m3/hr
ECD: 1,54 to 1,57 sg
Cuttings weight:
0900hrs - 6 kg/min
1030hrs - 6 kg/min
1100hrs - 6 kg/min
1200hrs - 6 kg/min
1320hrs - 5,5 kg/min
1400hrs - 3 kg/min</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-05T14:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-05T15:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6169</witsml:md>
<witsml:tvd uom="m">1799.94641821816</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>drilling -- drill</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Continue drilling 8-1/2" production hole section from 6162m to 6169m. 1700 lpm, 194 bar, 31-33 kNm drilling torque, 2-3 ton WOB. Lossrate 9 m3/hr to 12 m3/hr
ECD: 1,54 sg
Cuttings weight
1500hrs - 3,5 kg/min
Sand Zones:
</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-05T15:00:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-05T15:15:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6169</witsml:md>
<witsml:tvd uom="m">1799.94641821816</witsml:tvd>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>interruption -- maintain</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Grease wash pipe.</witsml:comments>
</witsml:activity>
<witsml:activity>
<witsml:dTimStart>2011-04-05T15:15:00.001Z</witsml:dTimStart>
<witsml:dTimEnd>2011-04-06T06:00:00.001Z</witsml:dTimEnd>
<witsml:md uom="m">6292</witsml:md>
<witsml:phase>fixed</witsml:phase>
<witsml:proprietaryCode>drilling -- drill</witsml:proprietaryCode>
<witsml:state>ok</witsml:state>
<witsml:stateDetailActivity>success</witsml:stateDetailActivity>
<witsml:comments>Continue drilling 8-1/2" production hole section from 6169m to 6292m. Drill with 1800-1850 lpm, 210-218 bar, 150 RPM, 33-34 kNm torque. Losses increasing while drilling from 6 m3/hr to 18m3/hr.
Losses:
6169m - 6230m = 6 m3/hr to 9m3/hr
ECD = 1,56 to 1,59 sg
6230m - 6281m = 9,3 m3/hr to 14,7 m3/hr
ECD = 1,56 to 1,59 sg
6284m - 6292m = 15m3/hr to 17,9 m3/hr
ECD = 1,55 to 1,56 sg
Cuttings weight
1600hrs - 5 kg/min
1700hrs - 7,5 kg/min
1800hrs - 16,5 kg/min
1900hrs - 13 kg/min
2000hrs - 19 kg/min
2100hrs - 12 kg/min
2200hrs - 9 kg/min
2300hrs - 9 kg/min
0000hrs - 2 kg/min
0100hrs - 3 kg/min
0200hrs - 3 kg/min
0300hrs - 2 kg/min
0400hrs - 2 kg/min
0500hrs - 3 kg/min
0600hrs -
Sand Zones:
6195m - 6196,4m
6202m - 6204,5m
6215m - 6224,5m
6226,5m - 6235,5m
6238m - 6248,7m
6250m - 6254m
6255,4m - 6264m
6266m - 6269,5m
6272,5m - 6274m
6275m - 6276m
6277m - 6280m
0,08m above, 1,29m to the right of plan.</witsml:comments>
</witsml:activity>
</witsml:drillReport>
</witsml:drillReports>