Carbon Capture and Storage Equipment Guide: Explore Capture Technologies, Storage Systems, Industrial Applications, and Key Insights
Carbon capture and storage (CCS) is a group of technologies designed to separate carbon dioxide (CO₂) from industrial emissions, prepare it for transportation, and place it in suitable geological formations for long-term storage. When captured CO₂ is also used in industrial processes or products, the broader term carbon capture, utilisation and storage (CCUS) is commonly used.
Carbon capture equipment can include absorbers, solvents, membranes, adsorption units, compressors, dehydration systems, heat exchangers, cryogenic separation equipment, monitoring instruments, and injection infrastructure. Together, these components form carbon capture systems for industry.
Understanding Carbon Capture and Storage Equipment
The basic purpose of carbon capture technology is to prevent a portion of CO₂ from reaching the atmosphere. Capture can take place at industrial facilities such as cement plants, steel mills, refineries, chemical plants, power facilities, waste-to-energy plants, and some hydrogen production facilities.
A typical CCUS technology chain has four main stages:
- Capture: CO₂ is separated from an industrial gas stream.
- Conditioning: The captured gas is purified, dried, compressed, cooled, or liquefied according to its intended route.
- Transportation: CO₂ moves through pipelines, ships, trucks, or other dedicated infrastructure.
- Storage or utilisation: CO₂ is permanently stored underground or directed toward an approved utilisation pathway.
The European Commission describes industrial carbon management as covering CO₂ capture, transportation, utilisation, geological storage, and certain carbon-removal pathways.
Why Industrial Carbon Capture Matters
Industrial emissions can be difficult to eliminate because some CO₂ comes directly from chemical reactions rather than simply from fuel combustion. Cement production is a common example, where CO₂ is released during limestone processing.
Industrial carbon capture can therefore complement other approaches such as energy efficiency, electrification, renewable electricity, fuel switching, and process redesign.
It is particularly relevant to:
- Cement and lime manufacturing
- Steel and iron production
- Refineries and petrochemicals
- Chemicals and fertilisers
- Hydrogen production
- Waste-to-energy facilities
- Natural-gas processing
- Selected power-generation applications
- Bioenergy and carbon-removal projects
The technology does not eliminate every environmental impact associated with an industrial facility. Its performance depends on capture efficiency, energy requirements, CO₂ transport, storage quality, monitoring, and the overall emissions profile of the project.
Types of Carbon Capture Equipment and Technology
Different carbon capture systems are selected according to the source of CO₂, gas composition, pressure, temperature, energy availability, and desired CO₂ purity.
| Technology | Basic principle | Typical application |
|---|---|---|
| Post-combustion capture | Separates CO₂ from flue gas after combustion | Power, cement, industry |
| Pre-combustion capture | Removes CO₂ before combustion or conversion | Hydrogen, gasification |
| Oxy-combustion | Uses oxygen-rich combustion to create a CO₂-rich exhaust | Power and industrial processes |
| Chemical absorption | Solvents chemically bind CO₂ | Industrial flue gases |
| Physical adsorption | Solid materials selectively retain CO₂ | High-pressure gas streams |
| Membrane separation | Membranes selectively separate gases | Gas processing and industrial streams |
| Cryogenic capture | Uses cooling and phase separation to concentrate CO₂ | High-concentration streams |
| Direct air capture | Removes CO₂ directly from ambient air | Carbon-removal applications |
Cryogenic Carbon Capture is one emerging pathway in which cooling and phase-change principles are used to separate CO₂. Its suitability depends heavily on gas composition, concentration, energy integration, and process design. Honeywell, for example, lists cryogenic CO₂ fractionation alongside chemical solvents, adsorbents, and membranes in its carbon-capture technology portfolio.
Chemical absorption remains an important industrial approach because amine-based systems can be adapted to various flue-gas conditions. Mitsubishi Heavy Industries, Honeywell, Shell, and other technology companies have developed different capture processes for industrial applications.
Benefits and Applications
Carbon capture equipment can provide several potential advantages when appropriately designed and integrated.
Emissions management: Capture systems can separate a significant portion of CO₂ from selected industrial emission streams.
Hard-to-abate industries: CCS can address process emissions in industries where complete electrification or fuel substitution may not remove all CO₂.
Industrial integration: Modern carbon capture engineering can integrate capture units with existing boilers, furnaces, process equipment, utilities, and steam systems.
CO₂ transportation: Compression, dehydration, pumping, metering, and pipeline systems allow captured CO₂ to be moved toward storage locations.
Geological storage: Suitable deep saline formations and depleted reservoirs can provide potential long-term storage locations, subject to detailed geological assessment and regulatory approval.
Carbon removal: When biogenic CO₂ is captured and permanently stored, the overall system may qualify as a carbon-removal pathway depending on the project's lifecycle emissions and applicable rules.
A simplified CCUS value chain can be represented as:
Industrial Source → Capture → Purification → Compression → Transport → Injection → Geological Storage → Monitoring
Leading Companies in Carbon Capture Equipment
The following companies are notable participants in carbon capture technology and related CCUS equipment or engineering. They represent different technology approaches and parts of the value chain rather than a universal ranking.
- Mitsubishi Heavy Industries — Its portfolio includes CO₂ capture technology and both large-scale plants and compact capture systems. Mitsubishi Heavy Industries CO₂ Capture Technology
- Honeywell — Honeywell UOP works across chemical solvents, adsorption, membranes, and cryogenic CO₂ separation technologies. Honeywell Carbon Capture Technology
- Shell — Shell's CANSOLV CO₂ Capture System is an amine-based post-combustion technology developed for industrial applications. Shell Carbon Capture Alliance
- SLB — SLB works across carbon capture, CO₂ processing, transport, storage evaluation, monitoring, and digital CCUS technologies. SLB Carbon Capture and Storage
- Baker Hughes — Baker Hughes participates in carbon-management projects involving areas such as CO₂ compression, wells, and monitoring infrastructure.
Recent Updates and Industry Trends
CCUS development continued to expand during 2025 and into 2026, although projects have also faced technical, regulatory, financing, and infrastructure challenges.
The Global CCS Institute reported in October 2025 that 77 CCS projects were operating globally, with another 47 under construction. It also reported a 54% year-on-year increase in operating projects, with 27 facilities becoming operational during the preceding 12 months.
In March 2026, the International Energy Agency reported that 2025 brought important CCUS milestones, including the beginning of operations at a dedicated CO₂ storage hub in Norway, major project commissioning in China and North America, and new construction activity across eight countries.
Technology development is also becoming broader. The Global CCS Institute's 2025 technology review identified more than 160 solutions from over 80 companies, covering different capture, transport, storage, and integration approaches.
In India, the Department of Science and Technology launched an R&D roadmap for CCUS on 2 December 2025, focusing on coordinated development for hard-to-abate sectors such as power, cement, and steel.
In May 2026, IIT Bombay inaugurated India's first integrated CCUS field laboratory facility, combining carbon capture, utilisation, and permanent geological sequestration research.
Laws, Policies, and Government Programs in India
India does not yet rely on one single comprehensive CCS law covering the entire capture-to-storage chain. Instead, CCUS development is influenced by climate policy, research programmes, environmental regulation, carbon-market rules, industrial policies, and emerging regulatory frameworks.
The Department of Science and Technology supports CCUS research and development, including work on capture, separation, storage, utilisation, safety, logistics, and energy requirements.
The Carbon Credit Trading Scheme (CCTS) was notified in 2023 and has subsequently been developed through institutional arrangements, greenhouse-gas emission-intensity targets, offset methodologies, and monitoring, reporting and verification mechanisms.
The Union Budget for 2026–27 proposed an outlay of ₹20,000 crore over five years for CCUS technology development across five industrial sectors: chemicals, power, steel, cement, and refineries. This is a policy allocation/proposal and should not be interpreted as a guaranteed financial return for individual projects.
A draft framework for India's upstream petroleum and natural-gas rules also proposed specific provisions for CCS, greenhouse-gas monitoring and reporting, site restoration, and post-closure monitoring.
For any actual project, applicable environmental approvals, land and water requirements, industrial safety rules, pipeline regulations, geological-storage requirements, and carbon-market rules should be reviewed according to the project's location and design.
Tools and Resources for Carbon Capture Planning
Useful informational and technical resources include:
- IEA CCUS Projects Explorer — tracks global CCUS projects and technology developments. The IEA's latest technology information was updated in 2026.
- Global CCS Institute — provides global project information, technology reports, and CCS databases.
- CO₂ process simulation software — useful for evaluating separation, compression, dehydration, and heat-integration scenarios.
- Geological modelling tools — used to assess storage capacity, injectivity, pressure behaviour, and containment.
- Life-cycle assessment tools — help evaluate the emissions impact of the complete capture, transport, storage, or utilisation chain.
- Engineering calculators — pressure-drop, compression, mass-balance, heat-duty, pipeline-flow, and CO₂ phase-behaviour calculations can support preliminary engineering studies.
Frequently Asked Questions
What is carbon capture equipment?
Carbon capture equipment consists of systems used to separate CO₂ from industrial gas streams. Depending on the technology, equipment can include absorbers, solvents, membranes, adsorbents, compressors, heat exchangers, dehydration units, purification systems, and monitoring instruments.
What is the difference between CCS and CCUS?
CCS means carbon capture and storage, where captured CO₂ is permanently stored. CCUS includes both storage and selected utilisation pathways for captured CO₂.
What industries use industrial carbon capture?
Major applications include cement, steel, chemicals, refining, hydrogen, waste-to-energy, natural-gas processing, and selected power-generation facilities. The suitability of capture depends on the emission source and project conditions.
What is Cryogenic Carbon Capture?
Cryogenic Carbon Capture uses low-temperature processes to separate or concentrate CO₂. It can be useful for particular high-concentration or appropriately conditioned gas streams, but its energy requirements and process conditions must be assessed for each application.
Where is captured CO₂ stored?
Captured CO₂ may be injected into suitable deep geological formations, including certain saline formations or depleted reservoirs. Storage sites require geological assessment, monitoring, regulatory approval, and long-term containment planning.
Conclusion
Carbon capture and storage equipment forms a connected technological chain extending from industrial emission capture to CO₂ conditioning, transportation, geological injection, and monitoring. Chemical absorption, membranes, adsorption, oxy-combustion, cryogenic separation, and direct air capture represent different approaches with different operating requirements.
Industrial carbon capture is particularly relevant where process emissions are difficult to eliminate through electrification or efficiency improvements alone. At the same time, CCS is not a single-piece technology: successful deployment requires compatible capture equipment, reliable CO₂ transportation, suitable storage geology, monitoring systems, regulatory compliance, and careful lifecycle assessment.
Recent developments show continued growth in global CCS activity, while India is expanding its research, policy, and demonstration framework. As carbon capture technology develops, decisions should be based on verified engineering data, site-specific assessments, lifecycle emissions, regulatory requirements, and transparent project assumptions rather than broad performance claims.
Estimated equipment prices, project packages, or financial figures can vary substantially according to capture capacity, gas composition, technology, site conditions, energy integration, transport distance, storage characteristics, and regulatory requirements. Any published figures should therefore be treated as informational estimates rather than quotations or guaranteed project values.
