Brazil’s pre-salt gas blighted by high CO2 content

Brazil is pumping huge volumes of pre-salt gas, but it contains too much carbon dioxide. Julio Meneghini is working to solve the problem Brazil is pumping huge volumes of pre-salt gas, but it contains too much carbon dioxide. Julio Meneghini is working to solve the problem.
By Chris Noon 10 February 2017 0 23930
An FPSO in Brazil’s pre-salt basin. Volumes of gas produced are increasing, but CO2 is a problem. (Petrobras)

Gas production from Brazil’s pre-salt layer, which is home to some of the world’s largest fields, has been a success story. Output has grown from 12.1 million cubic metres per day (MMcm/d) in December 2013, representing 15% of Brazil’s overall gas output, to 49.0 MMcm/d in December 2016, or 44% of Brazil’s gas output.

However, huge volumes of pre-salt gas are not making it to market. Brazil reinjected 30.3 MMcm/d in the first 11 months of 2016, around half of...

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