Surveying, photographic and measuring apparatus and instruments; fuel cells; proton exchange membranes; power cables; photovoltaic cells and modules; electrical cells and batteries; battery chargers; accumulators; anode batteries; anodes; clothing for protection against accidents and/or fire; computers; electric installations for the remote control of industrial operations; light conducting filaments; software and printed circuits; electric resistances; temperature indicators; water level indicators; computer programmes; magnetic tapes; pressure measuring apparatus; separation columns for gas chromatography; hydrometers; semi-permeable membranes for scientific use; membranes for filtration [scientific]; filtration membranes for laboratory apparatus; hollow fibre membrane elements for scientific use.;
Installations and apparatus for lighting, heating, cooking, refrigerating, desalination, drying, ventilating, air conditioning, water supply, gas separation, gas storage; incinerators; heat accumulators; cooling and freezing apparatus; water treatment apparatus and installations, distillation apparatus and columns; chimney flues; regulating and safety accessories for water, gas or oil apparatus and pipes; installations relating to membrane filtration technology for water, fuel and organic compound treatment, namely modules and membrane cartridges for separation and purification of water, fuel and organic compounds; water, fuel and organic compounds filtering apparatus incorporating compound filter membranes for industrial, biotechnological, pharmaceutical, medical and scientific purpose; apparatus for use in purification of fuels and biofuels, including ethanol, fuel gas, fuel oil and mineral fuel; apparatus incorporating membranes for use in purification of fuels and biofuels, including ethanol, fuel gas, fuel oil and mineral fuel; apparatus for use in purification of air and of water; separators and membranes (filters) for cleaning and purification of gases; gas separation membranes being part of separators for the cleaning and purification of gases.;
Consultancy and advisory services relating to the use of energy, energy efficiency, development and research relating to the energy supply industries and conservation of energy; technical studies and technological, scientific, research and design services; consultancy relating to membrane technology; consultancy relating to technical project forecasting and implementation, computer programming, design of computer software, engineering, engineering drawing, pollution control, manufacturing efficiency, use of energy; oil-well testing; well-bore surveying services.;