Casing

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Introduction to Casing

I-Introduction An oil and gas well is drilled in sections from the surface to the production zone. It is not possible to d...
Introduction to Drilling Bits

The drill bit is an important component in the drill string. The bit drills the rock in many mechanisms. The drilling bit is sel...
Drilling Rig Systems

Although drilling rigs differ greatly in outward appearance and method of deployment, all rotary rigs have the same basic dr...
Choke Manifold Basics - Onshore -

There are many definitions of choke manifold. It can be defined as '' An arrangement of piping and special valves, called chokes. In...
Introduction to Stuck Pipe

A drillstring is considered stuck if it cannot be pulled out of the hole. There are two main types of sticking mechanisms: dif...
Drill String Components

Introduction: The drillstring means the tubulars and the accessories used to run the drill bit to the bottom. The drill str...
Introduction to Cementing

I- Introduction The cement is used as a sealing material while drilling an oil and gas well. Pumping cement behind the cas...

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