Part of the process of preparing a well for further drilling, production or abandonment, cementing a well is the procedure of developing and pumping cement into place in a wellbore. Used for a number ...

Cement is a mixture of several different types of rocks, crushed and heated to very high temperatures, and then ground to a superfine dust to use in the production of concrete. Typically, cement ...

Natural gas may be one of the cleaner sources of energy, but the petroleum industry's challenge in the well-construction process is to drill and complete wells to produce it safely and economically.

Achieving well integrity is mandatory for a geothermal well’s safe and sustainable operation. One of the most critical steps is the success of the primary cementing. Conventional monitoring only shows ...

The tricky process of sealing an offshore oil well with cement — suspected as a major contributor to the Gulf of Mexico disaster — has failed dozens of times in the past, according to an Associated ...

Ordinary Portland cement (OPC) has introduced different environmental and technical issues. Researchers tried either adding new materials to cement or developing alternatives for both technical and ...

Used for a number of different reasons, cementing protects and seals the wellbore. Most commonly, cementing is used to permanently shut off water penetration into the well. Part of the completion ...