Japan CO 2 Geosequestration in Coal Seams Project Masaji Fujioka
Japan CO 2 Geosequestration in Coal Seams Project Masaji Fujioka
Japan CO 2 Geosequestration in Coal Seams Project Masaji Fujioka
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Production Well<br />
12ー1/4″Bit(311.2m m )<br />
depth :0~106.50m<br />
9ー5/8″CSG<br />
8ー1/2″Bit(215.9m m )<br />
depth:106.50~856.00m<br />
Kic k o ff @ 420m<br />
Water l<strong>in</strong>e<br />
6ー1/4″Bit (158.8m m )<br />
8ー1/2″Under Ream er (215.9mm)<br />
Dril<strong>in</strong>g depth:856.00~930.00m<br />
Enlarged depth:872.50~930.00m<br />
2 degree deviation at every<br />
30m dril<strong>in</strong>g<br />
Gas l<strong>in</strong>e<br />
Dril<strong>in</strong>g Length:930m<br />
VerticalD e pth :907m<br />
F<strong>in</strong>alD e viation:2 4 .17゜<br />
4ー1/2″CSG (802.86~927.50m )<br />
Slotted L<strong>in</strong>er :833.98~844.29m<br />
864.90~916.51m<br />
4th International Forum- <strong>Coal</strong>-Seq IV,<br />
November 9-10, 2005, Denver
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