Stuck Pipe And Fishing Operations

Description :

A practical treatment of the causes of stuck pipe and twisting off, as well as techniques employed to avoid such problems. Investigation techniques, operation, selection and use of fishing tools, decision making methods are also covered. Wellbore recovery and replacement decisions and techniques to side track are covered in the course.

This course is designed to educate the participant how to prevent fishing jobs, and if they occur what options and techniques are available to recover the fish or sidetrack the well.

Outline :

1.      Overview of drilling - hole designs and types

2.      Axial Loads in submerged tubulars

3.      Continuation of drill string design

4.      Causes of drill string failure

5.      Preventing drill string failure

6.      Stuck Pipe : definitions, mechanisms and consequences; Geometry causes; Solids causes; Differential sticking

7.      Lost circulation

8.      Fishing : Causes and prevention; Tool types and operation; Tool selection

9.      Overview of directional drilling

10.   Overview of plug back methods, open hole and cased hole

11.   Sidetracking: Reasons and considerations, effect on future operations

12.   Sidetracking ;  open hole;  cased hole

Who should attend :

1.      Early career drilling engineers, petroleum engineers and specialist service company engineers.

2.      Wellsite supervisors.

3.      Management personnel will benefit from learning about the practical aspects of drillstring recovery and decision making if fishing is contemplated.