Photobioreactor

Abstract

There is provided a photobioreactor comprising an upstanding core structure; a plurality of substantially transparent tubes supportable by the core structure; flow means for causing a synthesis mixture to flow through each of the transparent tubes; and withdrawal means for withdrawing a biomass synthesis product from the mixture. The plurality of transparent tubes is helically wound in parallel. There is also provided the use of the photobioreactor in the production of biomass from a synthesis mixture comprising living plant matter together with essential nutrients for growth of the plant matter.

Dependencies are inferred from the claim text.