Abstract
The invention concerns a microreactor comprising an intake or feeding channel, an intake or feeding channel by a fluid stream, a reaction zone (2), an outlet zone (3) and an outlet or discharge channel, said zones (1, 2, 3) and channels (46, 48) being in fluid communication and at least one compound such as an enzyme capable of producing a biological or biochemical reaction with at least said one constituent of said fluid stream being fixed on the surfaces of said intake zones (1), reaction zone (2), and outlet zone (3).