Скачать или смотреть L type drilling -- USR (Ultra short Radius) drilling; radial drilling technique

A sidetrack or well completion method which use Flexible drill pipe to drill in a Ultra Short Radius manner. (well-bore diameter 6" with a length up to 125m ) it can be used to:
1) Access Reserves Near Vertical Wellbore
2) Sidetracks from vertical wells in Tightly Spaced Fields;
3) Sidetracks from vertical wells with water coning;
4) Sidetracks from Vertical wells with Near Wellbore Damage ;
5) Sidetracks into Channel Sands with Surrounding Shale;
6) Sidetracks from water injectors to Increase Injection Rates and improve Sweep Efficiency;
7) Exploitation of Attic Oil From a Vertical or Horizontal Wells;
8) Exploitation of Slim Hole Vertical or Horizontal Wells;
9) To Increase Injectivity and Deliverability in Gas Storage Reservoirs;
10) Replace Perforating, acidizing & Fracturing a well
110 Use Lighter Workover Rigs and Smaller Circulating Systems
Low Lost in Hole Cost

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