Eccentric Overburden Drilling System
- Avanoa Fa'aoga
E fetaui lelei mo le viliina o vaieli, vaieli geothermal, pu'upu'u pu'upu'u mircopiles medium mini-type grouting pu o fale, faatanoa ma le uafu galuega.
- Fuafuaga Faavae
Fa'afaigofie le atigipusa ma fa'afaigofie meafaigaluega ma fa'agaioiga
- Tulaga Taualoa
Faiga faigofie, faʻaoga faigofie, faʻatuatuaina lelei, toe maua mai meafaigaluega viliina, ola umi.
- Fa'amatalaga
| A | B | C | D | E | F |
| Tiia i fafo.o Casing Tube | Tiia Totonu.o Casing Tube | Reamed Dia. | Min.I totonu Dia.of Casing Shoe | Ituaiga Samala | Paipa vili |
| mm | mm | mm | mm | mm | |
| 108 | 93-99 | 118 | 86 | TDS79 | 76 |
| 114 | 101-103 | 127 | 91 | R56,T38,TDS79 | 76 |
| 127 | 114-116 | 136 | 101 | TDS79 | 76 |
| 140 | 124-127 | 152 | 117 | TDS98 | 76 |
| 146 | 127-132 | 154 | 117 | TDS98 | 76 |
| 168 | 149-155 | 184 | 140 | TDS122 | 76,89 |
| 178 | 159-165 | 194 | 150 | TDS122 | 76,89 |
| 193 | 173-180 | 206 | 166 | TDS139 | 89,114 |
| 219 | 199-206 | 234 | 193 | TDS139,TDS180 | 89,114 |
| 245 | 224-231 | 260 | 210 | TDS180,TDS220 | 114 |
| 273 | 251-257 | 300 | 241 | TDS180 | 114,127 |
- Fa'aoga:
1. I le fa'avaeina o papa e le mautu, e tatau ona mulimulita'i le pusa.
2. E masani lava i le vai vaieli viliina, mo le pupu tele.
3. E sili atu le loloto o le viliina i lalo ole 40 mita e pulea lelei ai le pu.
4. Faafetaui i le 6" samala ma le 194mm casing tube.
5. O le mamafa o le ea e 20 Pa ma le volum ea e 500 cfm.
6. Ua aumai meafaigaluega e faaaoga i pu e sosoo ai.
Tusi lau savali iinei ma lafo mai ia i matou
