Oil, Gas & Petrochemical Nitrogen Generation

Avoid the logistical challenges of nitrogen delivery and generate nitrogen on-site for a fraction of the cost — with NITROCENTERⓇ

Our nitrogen gas generation system for the oil, gas and petrochemical industry cuts your nitrogen costs by an average of 90%.


Nitrogen where and when you need it

Nitrogen generators are often used in offshore oil drilling and mining, where large and frequent deliveries are near impossible. Unlike out-of-the-box generators, NITROCENTER® produces nitrogen that meets your specific flow, purity and pressure requirements.


The safe and affordable choice

Eliminate the dangerous work of handling high-pressure gas cylinders and working with -196°C liquid nitrogen, especially in unpredictable environments. Your system can be financed at the absolute lowest cost per m3 (or CCF) and pays for itself in as little as six months.


Better operational efficiency

Missed or delayed deliveries can result in days of lost production. Making the switch to on-site nitrogen generation ensures minimal disruption and maximum uptime. NITROCENTER® puts you in the driver’s seat for full control over your supply.

What our clients are saying

logo-dieters-2 Purity Gas Quote Icon

“Since installing the Purity Gas nitrogen generation system, we have reduced our nitrogen expense by over 80% and avoided four years of bulk liquid price increases. As a company, Purity Gas has been a customer-oriented vendor that is highly responsive.”

— Peter Hohendorn

Vice President, Dieters Accessories

Superior nitrogen generation for oil, gas and petrochemical applications


Rig inerting


Equipment Purging


Tank Blanketing


Pressurizing Riser Tensioner


Pressurizing Gas Seals



Purity Gas — Nitrogen generation is all we do

We combine our pioneering NITROCENTER® system with a collaborative, proven process to bring your custom nitrogen generation solution for oil, gas & petrochemical applications to life. From initial nitrogen assessment and comprehensive nitrogen audit through to system design, installation and maintenance, we’re committed to client satisfaction every step of the way.


Ready to take complete control of your nitrogen supply?

Learn more

Nitrogen Gas Generation Resources

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Nitrogen Assessment

Find out how we can help your business reduce costs, carbon footprint & create a safer working environment.

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Your free assessment includes:

nitrogen checkmark  Nitrogen usage analysis

nitrogen checkmark  Technology selection & viability study

nitrogen checkmark  Payback period

nitrogen checkmark  Annual ROI

nitrogen checkmark  Installation assessment

nitrogen checkmark  Carbon footprint reduction