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Table 5 Production of solvents in packed bed biofilm reactors of C. acetobutylicum/C. beijerinckii

From: Biofilm reactors for industrial bioconversion processes: employing potential of enhanced reaction rates

Culture/support

Maximum Solvent [gL-1]

Maximum productivity

[gL-1h-1]

Accumulated biomass [gL-1 reactor vol]

Biomass accumulation [gg-1 support]

C. acetobutylicum

    

   Bonechar

9.3 (0.30)

6.50 (1.5)

74.0

0.087

   Glass beads

3.0 (0.31)

0.93 (0.31)

65.0

0.044

   Glass wool

3.0 (0.10)

0.30 (0.10)

3.1

0.050

   Polypropylene tow

2.3 (0.25)

0.58 (0.25)

0.8

-

   Stainless steel wire balls

2.0 (0.07)

0.15 (0.07)

1.0

-

C. beijerinckii

    

   Clay brick [Ref 38]

7.9 (2.00)

15.8 (2.00)

73.7

0.093

  1. Numbers in bracket are dilution rates (h-1) at which solvent and productivity were obtained
  2. - Values not calculated