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... like Cryptosporidium and Gardia as well as Algae. Specific pre-treatment and clarification systems have to be utilised prior to treatment with membrane systems. The paper describes the clarification process that has been successfully applied on large-scale plants and which will be necessary t ...
Desalination 165 (2004)
... of March to the end of June 1999 to verify the feasibility of treating the highly contaminated liquid effluents by means of semi-permeable membranes. The test program was brought to a successful end with the decision of the owner to proceed to the construction of a full-scale waste water... reported and commented. Significant details of full plant scale-up are also described. Desalination 126 (1999) 293–300 Application of membrane systems for COD removal and reuse of waste water from anaerobic digestors Jasmine Castelblanque, Francesco Salimbeni ADECO S.A., Via S. Pietro Pambio 1 ...
Desalination 126 (1999)
NF and RO membranes for the recovery and reuse of water and concentrated metallic salts from waste water produced in the electroplating process
... is difficult and expensive. After several months of on site pilot testing it was possible to draw optimised flow schemes and to define the type of membrane more suitable to the recovery of metal salts from highly acidic solutions (pH close to 1) and to the production of high quality, reusable... the cleaning baths in the electro deposition of nickel) and the operating costs and physical features of industrial plants. Keywords: Membrane systems; Electroplating; Copper sulphate; Nickel sulphate; Cleaning vats 1. Preamble In Europe, more than 10,000 medium and large size shops includin ...
Desalination 167 (2004)