Debris Removal
Debris Removal

Debris Removal

The accumulation of debris in pipelines is a common problem but a difficult one to manage safely and effectively. Typically, we think of debris as sand deposited during production or construction, but it can also include mechanically recovered scale, corrosion, and even welding residues.

While mechanical scraper pigs are effective at debris removal, they carry a significant risk of sticking when debris volume is high relative to the pipeline diameter.

Another complicating factor is that it is difficult to accurately estimate the amount of debris in the pipeline and how it is distributed, creating uncertainty and operational risk. These challenges are amplified in crude oil lines, where debris is often oily, sticky, and compacted.

Together, they highlight the need for cleaning approaches that can mobilise and remove debris while reducing the risk associated with conventional pigging.

SANCCUS Solutions

By using SANCCUS Gel Technology and Chemical Cleaning products, operators can take a safer, more controlled, and tailored approach.

When the location of a restriction is unknown, Surveillance Gel can be deployed to determine its position and provide an indication of severity, which supports the selection of the optimal remediation strategy.

Debris Removal - Severity Chart

Engineered with an advanced shear-thinning rheology, SANCCUS Debris Removal Gels flow with minimal back-pressure while maintaining robust static stability. This enables the gels to securely suspend collected debris, ensuring retention even during unplanned pumping interruptions and allowing operations to restart without any loss of cleaning effectiveness.

By capturing and transporting debris throughout their entire volume, these Gels significantly improve operational efficiency and mitigate the hazards commonly encountered during debris removal operations.

At the end of the process, the Gels can be chemically broken to reduce viscosity, releasing debris for separate disposal. The remaining liquid can then be safely discharged as wastewater.

PRODUCT INFORMATION

Pipelines Range
Pipelines Range

Gel technology is very versatile and can be applied anytime during the lifetime of a field from helping to remove hydrotest fluids when commissioning to the bulk removal of hydrocarbons and solids prior to maintenance or when preparing a pipeline for responsible decommissioning.

Aqualift Gel
Aqualift Gel

Aqualift Gel is a non-crosslinked, water-based gel with carefully tailored rheology. Its highly thixotropic behavior provides very high viscosity at low shear, making it exceptional at suspending captured debris. A lower-viscosity version is also available for narrower lines.

Aqualube Gel
Aqualube Gel

Aqualube Gel is a blend of natural polysaccharides in aqueous solution with lubricating properties. It will reduce the friction on a mechanical pig by half on average. A lower-viscosity version is also available for narrower lines.

Aquasurf Gel
Aquasurf Gel

AquaSurf Gel is a non-crosslinked water-based gel containing deoiling surfactants. Aquasurf Gel is an excellent combination product for deoiling pipelines where the oil in water requirement is less stringent and avoids having to pump several chemicals in sequence.

Aquazyme Breaker
Aquazyme Breaker

Aquazyme Breaker is an enzyme based chemical breaker for Aqualift Gel and Aqualink Gel. Aquazyme Breaker attacks the polymers that form the gel chopping them into very small pieces which kills the viscosity of the gel.

Atlas Pig
Atlas Pig

Atlas Pig is a highly flexible gel pig with shape memory used in situations where a mechanical pig cannot be applied. It is also capable of withstanding pressures up to 600 barg for up to 72 hours. This allows Atlas Pig to be installed during pre-commissioning.

Atlas Pig HT
Atlas Pig HT

Atlas Pig HTD is a highly flexible gel pig with shape memory, capable of withstanding pressures up to 600 barg for up to 72 hours. Storage up to 55°C, maximum working temperature 75°C.

Atlas Pig HTD
Atlas Pig HTD

Atlas Pig HTD is a highly flexible gel pig with shape memory and added trace dye for improved visibility, capable of withstanding pressures up to 600 barg for up to 72 hours. Designed for use at higher ambient temperatures up to 55°C.

Glycolube D
Glycolube D

Glycolube D is a linear gel made from a blend of natural polysaccharides in a Monoethylene Glycol solution with lubricating properties and added trace dye to make gel visible at point of discharge. It will reduce the friction on a mechanical pig by half on average.

Glycolube Gel
Glycolube Gel

Glycolube Gel is a linear gel made from a blend of natural polysaccharides in a Monoethylene Glycol solution with lubricating properties. It will reduce the friction on a mechanical pig by half on average.

Hydro Gel Pig
Hydro Gel Pig

Hydro Gel Pig is a pipeline pig made from a mixture of gelatine and water. Having a melting point of around 25°C it is typically used in colder climates and as with all gel pigs it is used in situations where a mechanical pig cannot be.

Hyper Gel Pig
Hyper Gel Pig

Hyper Gel Pig is a highly flexible gel pig with shape memory which is specifically designed for use in environments of extreme temperature. This means that Hyper Gel Pig can be applied under extreme pipe conditions and can also be stored in very hot or very cold climates without damage.

Hypergel A
Hypergel A

HyperGel A is a flexible silicone gel pig with shape memory which is designed for use in environments where standard gel pigs are not suitable. Due to its composition, it can be used over a wider range of temperatures circa -15 to +110°C.

M-GeL Pig
M-GeL Pig

M-Gel Pig is a highly flexible gel pig with shape memory used in situations where a mechanical pig cannot be applied. It is capable of extruding through chokes and restrictions up to 50% of its diameter and returning undamaged to its original size and shape once through.

M-GeL Pig Breaker
M-GeL Pig Breaker

M-Gel Pig Breaker is an oxidising agent in liquid solution which chemically attacks the polymer structure of the M-Gel Pig and eventually turns the previously elastic solid pig into a liquid.

M-Gel Pig HT
M-Gel Pig HT

M-Gel Pig HT is a highly flexible gel pig with shape memory, used in situations where a mechanical pig cannot be applied. Storage up to 55°C, maximum working temperature 75°C.

M-Gel Pig HTD
M-Gel Pig HTD

M-Gel Pig HTD is a highly flexible gel pig with shape memory and added trace dye for improved visibility, used in situations where a mechanical pig cannot be applied. Designed for use at higher ambient temperatures between 40°C and 55°C.

Maglift Gel
Maglift Gel

A unique blend of linear and crosslinking gel, Maglift Gel is a Mill Scale debris transport solution. It not only enables efficient transport like conventional gels but also keeps debris suspended for longer.

Mono Gel Pig
Mono Gel Pig

Mono Gel Pig is a pipeline pig made from a mixture of gelled monoethylene glycol and water. Having a melting point of around 30°C it is typically used in colder climates and as with all gel pigs it is used in situations where a mechanical pig cannot be.

Petrolink Gel
Petrolink Gel

Petrolink Gel is an oil based crosslinked pipeline and fracturing gel. It is typically used in pipelines where the presence of water is undesirable due to the risk of hydrate formation or corrosion.

Pipelines Range
Pipelines Range
Aqualift Gel
Aqualift Gel
Aqualube Gel
Aqualube Gel
Aquasurf Gel
Aquasurf Gel
Aquazyme Breaker
Aquazyme Breaker
Atlas Pig
Atlas Pig
Atlas Pig HT
Atlas Pig HT
Atlas Pig HTD
Atlas Pig HTD
Glycolube D
Glycolube D
Glycolube Gel
Glycolube Gel
Hydro Gel Pig
Hydro Gel Pig
Hyper Gel Pig
Hyper Gel Pig
Hypergel A
Hypergel A
M-GeL Pig
M-GeL Pig
M-GeL Pig Breaker
M-GeL Pig Breaker
M-Gel Pig HT
M-Gel Pig HT
M-Gel Pig HTD
M-Gel Pig HTD
Maglift Gel
Maglift Gel
Mono Gel Pig
Mono Gel Pig
Petrolink Gel
Petrolink Gel

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SANCCUS Limited
Units 3 & 4
Colpy Way
Colpy Road Industrial Estate
Oldmeldrum AB51 0BZ
Scotland, UK

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