Technical

Back-Off Procedures Conditions for a successful back-off: a) The string shot strength should be sufficient…

Continuous coring method – Slim Hole Wells The continuous coring method is the utilisation of…

Fishing with Overshots The following guidelines should be considered when fishing with overshots: A pack-off…

Historical problems with slim hole drilling In the past small holes could not be drilled…

Pilot Mill Pilot mills are used for milling the following equipment/ material: adapters, liners, casing,…

Production testing – Slim Hole Wells One of the applications of slim hole drilling technology…

Stretch graph for 3.5″ and 5″ Drilll Pipe Stretch graph for 3.5″ and 5″ Drilll…

Overpulls/ Stuck Pipe In Surface Hole If any tight hole is experienced when drilling with…

Stuck Pipe – Free Point Determination Detection of the stuck point to locate the lowest…

Spotting Fluids to Free Stuck Pipe If the pipe becomes stuck, and pulling and working…