Apparatus and instruments in the nature of chemical sterilization units, cartridge filtration units, reverse osmosis filtration units, sand and membrane filters, disinfection equipment, gravity separator equipment, centrifugal separator equipment, biological process equipment, and ultraviolet sterilization units all for the treatment of liquids, namely, for sea water desalination; modular treatment units and the various assemblies thereof in the nature of clarifiers, settlers, flotators, filters, sterilizers for treating water, particularly in the field of sea water desalination

Material and liquid treatment services, particularly for sea water; water treatment services using physicochemical or biological processes, particularly those using so-called reverse osmosis apparatus

Engineering services in the nature of technical appraisals, namely, design of water treatment, purification and conditioning installations and procedures, scientific and technical research, experimentation and industrial application of purifying and conditioning treatments for liquid and gaseous fluids, scientific and technical studies carried out by engineers, concerning the treatment and conditioning of water by means of physico-chemical or biological procedures and products; scientific and technical studies carried out by engineers concerning the use of water treatment installations; engineers services, namely, technical auditing, technical studies in laboratories, namely, technical research, engineering services and consultancy with regard all forms of fluid treatment, particularly in the field of sea water desalination