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White papers: Air Products

Air Products is a world leader in LNG technology and equipment as a majority of the world’s LNG is produced with our coil wound heat exchangers (CWHE) and liquefaction technology.

With over 50 years of experience designing, engineering, and manufacturing CWHEs, Air Products provides customers around the globe with industry leading technology for large export, small and mid-sized, and floating LNG plants to optimise the facility’s overall performance, cost, operability, and availability.


Built to Perform: Which type of heat exchanger is best for producing LNG?

LNG plants require cryogenic heat exchangers to liquefy natural gas. This paper outlines the features of the two most common types and why coil wound heat exchangers are the best choice for producing large quantities of LNG.

Published on the 20 March 2023

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Leave Refrigerants Out in the Cold: insight as to how the AP-C1™ process differentiates itself from more typical precooled, mixed-refrigerant, Reverse-Rankine (RR) cycles

Air Product's white paper shows that gas expansion cycles can provide significant power savings when operating at ambient temperatures well below the design point.

Published on the 17 August 2022

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Dealing with rejection: selecting the best nitrogen removal for your LNG plant

New natural gas liquefaction projects require efficient, low CAPEX nitrogen removal options. This article will describe the steps to select the best nitrogen removal option for an LNG plant.

Published on the 13 April 2022

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Liquefaction options continue to expand

Read this white paper to learn more about the advantages of gas expansion processes and why these cycles are particularly attractive for arctic applications.

Published on the 01 November 2021

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Finding the right combination of LNG subcooling and end-flash

This white paper explores how to find the right combination of LNG subcooling and end-flash.

Published on the 30 June 2021

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Advancements in DMR Liquefaction Technology: single-pressure versus dual-pressure

This white paper discusses advancements in offshore natural gas liquefaction technology.

Published on the 01 March 2021

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Showing 1 to 6 of 6 lng white papers.