CO₂ shipping with direct offshore injection

How to get the CO₂ from your capture plant into permanent North Sea storage, by ship, without waiting for a pipeline. A technical walk-through of the full chain, from capture plant outlet to injection 1,500–3,500 m below the seabed.

  • Conditioning and liquefaction at your site to ~40 bar and 5 °C
  • The rotating-barge system that gives you continuous CO₂ offtake
  • Direct injection via a Tower Offloading Unit, with no offshore terminal or long subsea pipeline
  • Routes for coastal and inland plants across Europe
Guide cover: a yellow Carbon Collectors CO₂ barge at sea

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40 bar · 5 °C
CO₂ transport conditions after on-site conditioning and liquefaction
1,500–3,500 m
Injection depth below the seabed, in depleted North Sea gas fields
6 Mt/yr
CO₂ transported and stored per year: our ambition by the early 2030s
10–20 yrs
Typical storage period for repurposed offshore wells and platforms

Inside the guide

CO₂ from source to sink

You install the capture plant. We take over at its outlet and handle everything from there. The guide explains each step of the chain and the interfaces your engineering team needs to plan for.

  1. Your capture plant

    We take responsibility for the concentrated CO₂ stream as it leaves the capture plant.

  2. Conditioning & liquefaction

    A unit next to the capture plant brings the CO₂ to approx. 40 bar and 5 °C for transport.

  3. Transport

    CO₂ loads into a barge moored near your site. A pusher tug takes the full barge out while a second one fills, so collection never stops.

  4. Offshore interface

    The barge moors at a Tower Offloading Unit. An on-tower pump raises the CO₂ to injection pressure and sends it through a short subsea line.

  5. Permanent storage

    Injected through wells into geological reservoirs 1,500–3,500 m below the seabed.

Guide page: cover with a CO₂ barge at sea
Cover
Guide page: the five-step source-to-sink chain
The full chain, step by step
Guide page: map of European CO₂ sources connected to North Sea storage
European reach: sources, stores and users

Written for

Engineers at hard-to-abate plants

You've optimised your process. You still emit CO₂ you can't avoid. Under EU targets of −55% by 2030 and −90% by 2040, that's a growing climate, cost and licence-to-operate risk. This guide shows a CCS route you can plan for now and scale as you need.

Cement & lime

Process emissions from calcination that efficiency alone can't remove.

Steel

Large point sources that need a bridge until new production routes are in place.

Waste-to-energy

Continuous flue-gas CO₂ streams, often close to ports and waterways.

Inland sites too

CO₂ travels by inland ship, rail car or truck to a port transfer terminal, then on by barge.

The authors

Written by the people who build it

Ludo van Hijfte in a hard hat and safety glasses at an industrial plant
Ludo van HijfteCEO
Haije Stigter in a hard hat at an industrial plant
Haije StigterTechnical Director
Michiel Brouwer, arms crossed, in an office gallery
Michiel BrouwerCFO

Proven technology · experienced partners

Built on existing, proven technology

  • Royal Wagenborg
  • Royal Niestern Sander
  • Peterson
  • Imodco
  • Baker Hughes
  • Bureau Veritas
Royal Wagenborg
Shipping company with extensive offshore and maritime experience
Royal Niestern Sander
Shipyard designing and building innovative vessels
Peterson
Inland shipping and logistics
Imodco
SBM Offshore product line, global leader in offshore mooring systems
Baker Hughes
Process technology and equipment for the energy sector
Bureau Veritas
Classification society, Approval in Principle for the concept

Backed by Fizzy Transition Ventures and PGGM.

We cut your plant's emissions.

Get the 14-page guide, or talk to us directly about your CO₂ stream.

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