Stuck Pipe

Differential Sticking (Cause of Stuck Pipe) In normal overbalanced drilling conditions, a pressure differential exists…

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

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

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

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…

Fishing with Junk Retrievers The following 2 types of Junk retrievers are discussed in this…

Fishing Guidelines The following best practices should be considered for fishing operations: All fishing tool…