Supporting LNG’s Role
in the New Energy
Ecosystem

Engineering a better future

Around the globe, demand for liquefied natural gas (LNG) is increasing rapidly. LNG, a burgeoning bridge fuel, has the potential to reduce CO2 emissions while supporting hydrogen production on a large scale. John Crane has been an LNG pioneer since supplying our first dry gas seal for the application in 1991. Three decades later, many of the world’s largest LNG production sites are John Crane dry gas mechanical seal customers — and we’re not resting on our laurels. We’re investing heavily in next-generation solutions that help increase reliability across the LNG value chain, both today and as the industry progresses. 

To realise LNG’s promise in the energy transition, rotating equipment solutions must reflect the complex dynamics of natural gas. LNG facilities operate around the clock, hinging upon reliable, uninterrupted performance to optimise output. Downtime can lead to substantial financial losses that drive increased gas costs for end users. Meanwhile, increased capacity often requires larger turbomachinery equipment with unique requirements. John Crane draws from decades of specialised LNG experience to deliver market-ready sealing technologies, filtration solutions, couplings and digital innovations that help strengthen the value chain. 

Large Factory From Above

A Global Network Committed to Service Excellence

To support our LNG customers, John Crane operates a network of strategically located turbomachinery service centres. These facilities are equipped to deliver onsite technical support, as well as dry gas seal repairs, refurbishments and testing carried out by our experienced field service engineers. Learn more about John Crane’s turbomachinery service capabilities, which enable localised support on a global scale.

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Our Experience 

An LNG Pioneer Since the Industry’s Inception

John Crane has supported the LNG industry for decades. As demand increases, we remain at the forefront of progress — delivering market-ready solutions and investing in innovations that will shape LNG’s future.

30+
Years of 
Expertise

John Crane brings more than three decades of LNG expertise to its engineered solutions. 

2,000+
Dry Gas 
Seals 

We have supplied more than 2,000 dry gas mechanical seals for LNG applications around the globe.

Many 
of the World’s Largest LNG Sites

Many of the world’s largest LNG production sites use John Crane’s dry gas mechanical seals. 

Aerial Factory

Market-Ready Dry Gas Seal Technologies

Since their first use in an LNG application more than 30 years ago, John Crane’s dry gas seals have set a new standard for reliability. We engineer hundreds of units each year, including seals for centrifugal compressors and other machinery in some of the world’s flagship LNG production sites. Every day, more than 1,000 of our dry gas seals operate continuously in facilities worldwide — supporting LNG’s prominent role in the new energy ecosystem. 

Type 28XP

John Crane’s Type 28XP has been the industry standard for gas-handling turbomachinery since the 1990s. Suitable for demanding LNG applications, this dry-running gas mechanical seal performs reliably in operations with LNG main compressor shaft diameters up to 350mm and very low refrigerant cycle temperatures.

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Tech Graphic

Protect What Matters with John Crane Sense® Turbo

A first-to-market condition monitoring platform, John Crane Sense Turbo helps keep compressors running efficiently, reliably and to their full potential. The solution’s advanced sensors are embedded into the dry gas seal, where they monitor conditions at the heart of the compressor and have the potential to increase seal reliability and lifespan. Explore the value of our advanced failure detection and mechanical seal health solution.

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Seal Gas Recovery

Curbing Emissions with Seal Gas Recovery

Reducing flaring emissions is critical to achieving net zero targets and complying with the latest environmental regulations. John Crane’s Seal Gas Recovery system is a cost-effective, practical vehicle for capturing and diverting leaked gas for more productive purposes. Learn more about this innovative solution for LNG operations with tandem seal arrangements. 

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Products and Solutions for LNG Applications

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Dry Gas Seals and Support Systems 

John Crane has installed more than 2,000 dry gas seals worldwide for LNG applications. We also offer a wide range of support systems that help power reliability and sustainability.

Type 28XP Type 28EXP Seal Gas Recovery System Gas Conditioning Units GCU Centrifugal Seal Gas Booster
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Filtration

John Crane offers seal gas, liquid and lubrication oil filtration solutions tailored to LNG operational requirements.

Seal Gas Filtration Liquid Filtration Liquid Fuel Filtration
Power Transmission Couplings

Power Transmission Couplings

John Crane’s Metastream® power transmission couplings perform reliably in LNG operations worldwide.

Power Transmission Couplings
Asset Management

Asset Management

John Crane’s Asset Management Solutions leverage strategies to help extend equipment lifespans and enhance the reliability of LNG operations.

Asset Management
Sense

John Crane Sense®

Equipped with revolutionary sensor technology, failure mode analysis and an open digital platform, John Crane Sense delivers remote, real-time asset visibility that helps operators protect what matters.

John Crane Sense
Maintenance And Repair (1)

Maintenance and Repair Services

With a well-honed repair process and in-depth engineering knowledge, John Crane’s maintenance and repair teams are renowned for their service excellence.

Maintenance and Repair Services
People in factory

Mechanical Seals Reliability Programs

LNG companies use our reliability support services to help enhance performance, reduce inventory and decrease operating costs.

Mechanical Seals Reliability Programs
Product Training

Product Training

John Crane’s product training helps evolving LNG workforces increase the reliability of their rotating equipment.

Product Training
Person wearing hard hat working at large machine part

Turbomachinery Solutions

John Crane aims to respond quickly to technical issues and failure investigations, delivering the reliable service that our LNG customers deserve.

Turbomachinery Solutions
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