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DECOM ENGINEERING while extending asset life. The patent protects a combination of mechanical and

Out the box, it’s ROV-deployable, can interface with a operational features, including a linear drive cutting sys- wide range of third-party sensors, and can be deployed for tem, modular drive arrangement and adaptable clamping up to 10 years at 3,000 m, according to the company. methodology, the company said.

Observer is designed for use on all subsea assets, through Decom Engineering said its system differs from tradi- the water column, including pipelines, risers, moorings, tional cutting tools by using a controlled linear motion umbilicals, wellheads and associated infrastructure, help- to guide the blade through materials, improving precision, ing integrity managers to reduce uncertainty and strength- control and consistency across applications.

en decision making. The technology is designed to cut a range of materials,

The system is easily user confgurable, putting control including carbon steel, duplex and coated structures, with in asset managers’ hands, while data offoading is available the company’s C1 Chopsaw capable of handling diameters on demand through Sonardyne's trusted underwater com- of up to 46 inches.

munications. The patent also covers a modular drive system that al- lows components such as motors and blades to be replaced on site, as well as adaptable clamping confgurations en-

US Patent Advances Decom Engineering’s Subsea

Cutting Tech Ofering abling use across different structures, from umbilicals to

Aberdeen-based subsea technology specialist Decom En- mooring chains.

gineering has secured a United States patent covering key Decom Engineering added that further patent applica- elements of its Chopsaw cutting technology, strengthening tions covering the technology are progressing in multiple its position in the subsea and onshore cutting market. international jurisdictions.

MARCH/APRIL 2026 OFFSHORE ENGINEER 73