Annulus Casing Packer

Desert Diamond International provides a range of essential oil field tools, including the Annulus Casing Packer (ACP), which plays a vital role in ensuring well integrity and zonal isolation during drilling operations. The ACP is a specialized tool designed to provide a reliable seal between the casing and the wellbore, preventing fluid migration and maintaining the integrity of the well.

Functions and Applications of Annulus Casing Packer

The ACP serves several critical functions in well operations:

Zonal Isolation

ACPs are primarily used to isolate specific zones within the well, preventing the migration of fluids (such as gas or water) between different layers in the wellbore. This is crucial in maintaining the integrity of the well and ensuring that production zones are not contaminated.

Well Control

By creating a seal in the annulus, the ACP helps control the well, preventing uncontrolled flow of fluids and ensuring safe drilling operations.

Support During Cementing

The ACP provides a solid foundation during the cementing process, helping to secure the casing and ensuring that the cement sets properly around the casing.

Sizes and Specifications

ACPs come in a variety of sizes to match different casing diameters and well conditions. Common sizes include:

These sizes are designed to fit standard casing dimensions and can be customized for specific well requirements. The ACPs are capable of withstanding high pressures. Annular Casing Packer ratings are dependent on the hole size and different pressure.

Material Specifications

ACPs are constructed from high-grade materials to withstand the harsh conditions encountered in
well operations:

High-Strength Steel

The primary material used for the body of the ACP is high-strength steel, which provides durability and the ability to withstand high pressures and temperatures.

Rubber Elements

The sealing components of the ACP are typically made from advanced rubber compounds that can expand and create a reliable seal against the wellbore. These materials are designed to be resistant to high temperatures and chemical exposure.

Inflatable Elements

Some ACPs use inflatable elements made from reinforced elastomers that can be expanded within the wellbore to create a seal. These are particularly useful in wells with irregular or oversized wellbores.

Types of ACPs

There are several types of ACPs, each designed for specific applications:

Inflatable ACPs

These packers use an inflatable element to create a seal. They are highly effective in wells with irregular shapes or oversized wellbores.

Solid-Core ACPs

These packers rely on a solid rubber element that is compressed to form a seal. They are often used in standard wellbore conditions and provide a reliable, long-lasting seal

Compression-Set ACPs

These packers use mechanical compression to expand the rubber element and create a seal. They are typically used in wells where the wellbore is relatively uniform

Applications in Different Types of Wells

ACPs are versatile and can be used in various types of wells, including:

Vertical Wells

Standard ACPs are effective in vertical wells to maintain zonal isolation and well control.

Horizontal and Deviated Wells

In these wells, ACPs are essential for ensuring that the casing remains centralized and that the cementing process is effective, despite the challenging well geometry.

High-Pressure High-Temperature (HPHT) Wells

ACPs made from high-strength steel and advanced elastomers are required to withstand the extreme conditions found in HPHT wells.

Desert Diamond International ensures that their ACPs are designed and manufactured to meet the demanding requirements of modern oil and gas wells, providing reliable performance and enhancing well integrity across a wide range of applications.