New tool manufactured and delivered in just four days

During the abandonment of a well, off the California coast, a major operator identified that traditional cement wasn’t providing the quality of seal they desired, as the well was leaking gas up a cemented annulus – we acted fast to ensure the well was abandoned with no environmental impact. 

By leveraging our unique alloy-based Performance Barrier Technologies platform, we were able to manufacture and deliver a tool up to the job, in just four days – with over 5,000 pounds of bismuth-based alloy – to seal out an 18 5/8″ casing.

As an alternative to traditional cement plugs, this was the fourth tool successfully deployed during their current P&A campaign on addressing leaking gas in cemented annuli (vent flow). Even the first to get the seal of approval from the local whales!

Latest News from BiSN

Dive deeper into BiSN and learn more about our performance barrier technologies.

February 5, 2026

BiSN Acquires Foro Energy

BiSN is pleased to announce the acquisition of Foro Energy.
January 26, 2026

BiSN Kicks Off 2026 with Southeast Asia Tech Day in Kuala Lumpur

We started 2026 with our first Tech Day of the year in Kuala Lumpur, welcoming clients from across Southeast Asia for a live, hands-on technical showcase.
BiSN wins the 2025 Golden Gecko Award for Environmental Excellence
December 1, 2025

BiSN Wins the Golden Gecko Award for Environmental Excellence

We are honoured to receive the 2025 Department of Mines, Petroleum and Exploration Golden Gecko Award for Environmental Excellence for our submission, “Alternative Means of Compliance using Bismuth-Based Alloys for Well Plug and Abandonment.”

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