| 摘要 |
<p>PCT No. PCT/GB92/01719 Sec. 371 Date Jun. 10, 1994 Sec. 102(e) Date Jun. 10, 1994 PCT Filed Sep. 18, 1992 PCT Pub. No. WO93/06045 PCT Pub. Date Apr. 1, 1993A method of reducing the concentration of at least one organic compound present in an aqueous feedstock, wherein said feedstock is supplied to one side of a substantially water-insoluble selectively permeable polymeric sheet or tubular membrane whose permeability to the or each said organic compound exceeds its permeability to chloride ion whilst simultaneously maintaining in contact with the other side of said membrane an aqueous reaction medium containing biologically active reaction means capable of reacting with said at least one compound after it permeates through the wall of the tubular membrane. Apparatus, preferably enclosed, for carrying into effect the method is also disclosed and permits treatment of waste waters containing volatile organic compounds. Modular bioreactor apparatus in the form of a cartridge containing a bundle of polymeric membrane tubes is also disclosed.</p> |
