July 1998
Industry At A Glance
98-07_drilling-mojarro-table1.html (Jul-1998)
A monthly magazine offering industry news, statistics and technical editorial to the oil and gas drilling, exploration and production industry.
| Table 1. Conventional well design | |||||||||||||
| Casing design | |||||||||||||
| Section | Setting depth, m |
Type casing |
OD, in. | Wt., lb/ft | Grade | Pressure, psi |
Connection type |
Bit dia., in. | Mud wt., g/cc | ||||
| From | To | Collapse | Internal | ||||||||||
| 1 | 0 | 150 | Surface | 13-3/8 | 61.00 | K-55 | 1,540 | 3,090 | STC | 17-1/2 | 1.20 | ||
| 2 | 0 | 1,650 | Intermed. | 9-5/8 | 47.00 | N-80 | 4,760 | 6,870 | BTC | 12-1/4 | 1.30 | ||
| 3 | 0 | 3,000 | Production | 7 | 32.00 | N-80 | 8,610 | 9,060 | PCC | 8-1/2 | 1.80 | ||
| Tubing design | |||||||||||||
| Section | Setting depth, m |
Type tubing |
OD, in. | Wt., lb/ft | Grade | Pressure, psi |
Connection type |
Tensile
cap., 1,000 lb |
Tensions safety factor | ||||
| From | To | Collapse | Internal | ||||||||||
| — | 0 | 2,650 | Coupled | 2-7/8 | 6.40 | N-80 | 11,170 | 10,570 | PCC | 145 | 2.61 | ||
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