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Pumps for Carbon Dioxide (CO2): A Wide Range of Applications

Offshore platform and supply vessel at sea during sunset
9 Oct 2026  |
Carbon dioxide (CO2) is a colourless, odourless gas that plays a crucial role in the global carbon cycle and is used in numerous industrial applications. For example, CO2 is used in the chemical industry as a raw material for the production of methanol, urea, organic acids and other chemical products. Furthermore, CO2 is used in the food industry, for instance in beverages, to inhibit the growth of microorganisms or for decaffeination.
Medium: CO2Sublimation point: –78.5 °C at 1 barCritical point: 31.1 °C at 73.8 bar
Physical properties of CO2

In industrial applications, COâ‚‚ is used in both its liquid and supercritical states.

A Wide Range of Applications for Carbon Dioxide (CO2)

Thanks to its excellent thermodynamic properties, CO2 is also used as a refrigerant in industry, commerce and automotive engineering. At the same time, the avoidance, reuse, storage and transport of CO2 are becoming increasingly important within the framework of Capture, Utilisation and Storage (CCUS) concepts.

CO2 in Refrigeration and CCUS Applications

CO2 is becoming increasingly important as a natural refrigerant and for Carbon Capture, Utilisation and Storage (CCUS). Find out more about its properties, areas of application and technical requirements. Download the white paper

CO2-Based Supermarket Refrigeration

Row of glass-door refrigeration units in a supermarket
Image: HERMETIC-Pumpen GmbH

In high-pressure CO2 systems for supermarket refrigeration, pressure resistance, cavitation resistance and absolute leak-tightness are particularly crucial. HERMETIC meets these requirements with hermetically sealed Canned Motor Pumps, ensuring safe and long-lasting operation even under demanding operating conditions.

Application: CO2

  • RequirementMedium: CO2
    Delivery rate: 4 m³/h
    Pumping head: 30 m
    Operating temperature: –10 °C
    Advantages: Leak-free, durable
  • HERMETIC SolutionsPump: CAMH 2/4
    Motor: AGX 3.0
    Pump type: Hermetically sealed canned motor pump, multi-stage design
    Ex protection: No requirement
    Speciality: High pump capacity, explosion protection
    Optional: Optimal efficiency thanks to frequency control

To the application report

Carbon Capture and Storage (CCS)

Insulated pipework and valves in an industrial CO2 plant
Image: HERMETIC-Pumpen GmbH

In Carbon Capture and Storage (CCS), captured CO2 is liquefied after processing, stored temporarily and prepared for transport. This requires pumping solutions that ensure leak-free and reliable operation even at low temperatures, high vapour pressures and high pump capacities.

Application: CO2

  • RequirementMedium: CO2
    Delivery rate: 400 m³/h
    Pumping head: 112 m
    Operating temperature: –30.6 °C
    Advantages: Leak-free, durable
  • HERMETIC SolutionsPump: CAMFTVm 83/3
    Motor: N85z-4 C2
    Pump type: Hermetically sealed canned motor pump, multi-stage design, vertical
    Ex protection: No requirement
    Speciality: High pump capacity
    Optional: Vertical installation for high vapour pressures and optimised degassing

More on Carbon Capture and Storage

Can’t Find Your Application Here?

We work with you to develop a suitable pumping solution for your specific process requirements. Thanks to our many years of experience in handling critical media, we can also produce bespoke designs and specialised solutions.

Get in Touch With Our Experts

Are you planning a CO2 application, or do you have any questions about conveying technology, design or possible applications? Please contact our team of experts. We’d be happy to advise you. Make an enquiry now

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HERMETIC-Pumpen GmbH is a leading developer and manufacturer of hermetically sealed pumps and pumping technologies. The specialist for canned motor pumps has earned a worldwide reputation for its safe and long-lasting pumps, which can be...

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